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<s> Chọn đáp án đúng với câu hỏi: “_________” - “That’s great. Congratulations!”
A. I hope I’ll pass the exam tomorrow.
B. I’ve passed the exam.
C. I’ll get the exam results tomorrow.
D. I didn’t do well in the exam. Đáp án là: B. I’ve passed the exam. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Where __________ your family __________ on the summer holiday last year?
A. do – go
B. does – go
C. did – go
D. did – went Đáp án là: C. did – go </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions. My friend’s sister would like ______________ karate at school because she wants to be stronger and more self-confident.
A. to have
B. to do
C. playing
D. taking Đáp án là: B. to do </s> | [
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<s> Chọn đáp án đúng với câu hỏi: (Sở GD – ĐT Hà Tĩnh – Lần 1 2019) : Một loài thực vật có 2n = 20. Đột biến thể một của loài này có bộ NST là:
A. 2n-1 = 19
B. 2n+1= 21
C. 2n-2 = 18
D. 2n+2 = 22 Đáp án là: A. 2n-1 = 19 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Choose the letter A, B, C or D the word that has the underlined part different from others.
A. ch ew
B. bran ch
C. ch orus
D. ch ange Đáp án là: C. ch orus </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Nhận định nào sau đây là đúng với đột biến cấu trúc đỏa đoạn NST?
A. Đảo đoạn là nguyên nhân gây bệnh ung thư máu ở người
B. Đảo đoạn không làm thay đổi trình tự phân bố gen trên các NST
C. Đảo đoạn làm tăng hoạt tính enzim amilaza ở lúa đại mạch
D. Đảo đoạn góp phần tạo nguồn nguyên liệu cho quá trình tiến hóa. Đáp án là: D. Đảo đoạn góp phần tạo nguồn nguyên liệu cho quá trình tiến hóa </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Điện sinh học là?
A. Khả năng tích điện của tế bào.
B. Khả năng truyền điện của tế bào.
C. Khả năng phát điện của tế bào.
D. Chứa các loại điện khác nhau Đáp án là: A. Khả năng tích điện của tế bào. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Khi nói về các kiểu hướng động của thân và rễ cây, phát biểu nào sau đây đúng?
A. Thân hướng sáng dương và hướng trọng lực âm, còn rễ hướng sáng âm và hướng trọng lực dương.
B. Thân hướng sáng dương và hướng trọng lực âm, còn rễ hướng sáng dương và hướng trọng lực dương
C. Thân hướng sáng âm và hướng trọng lực âm, còn rễ hướng sáng dương và hướng trọng lực âm
D. Thân hướng sáng dương và hướng trọng lực dương, còn rễ hướng sáng âm và hướng trọng lực dương. Đáp án là: A. Thân hướng sáng dương và hướng trọng lực âm, còn rễ hướng sáng âm và hướng trọng lực dương. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Số gồm 4 chục và 2 đơn vị được viết là:
A. 20
B. 40
C. 24
D. 42 Đáp án là: D. 42 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: According to the passage, why did colonial printers avoid major publishing projects?
A. Few colonial printers owned printing machinery that was large enough to handle major projects.
B. There was inadequat shipping available in the colonies.
C. Colonial printers could not sell their work for a competitive price.
D. Colonial printers did not have the skills necessary to undertake large publishing projects. Đáp án là: C. Colonial printers could not sell their work for a competitive price. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Cho mặt cầu (S) tâm I bán kính R. M là điểm thỏa mãn IM=(3R)/2. Hai mặt phẳng (P), (Q) qua M tiếp xúc với (S) lần lượt tại A và B. Biết góc giữa (P) và (Q) là 60°. Độ dài đoạn thẳng AB là
A. AB=R.
B. AB=R√(3).
C. AB=(3R)/2.
D. AB=R hoặc AB=R√(3). Đáp án là: A. AB=R. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Hành tinh nào sau đây trong hệ Mặt Trời có sự sống?
A. Trái Đất.
B. Sao Kim.
C. Mặt Trăng.
D. Sao Thủy. Đáp án là: A. Trái Đất. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: According to the passage, which of the following is NOT true?
A. Until recently it was quite easy for graduates to get good jobs in Hong Kong.
B. Businesses used to visit the universities in Hong Kong to recruit graduates.
C. Job seekers should consider as many as possible of the factors involved.
D. Graduates sometimes have to take part in competitions to secure a good career. Đáp án là: A. Until recently it was quite easy for graduates to get good jobs in Hong Kong. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Cho các đẳng thức 3x + 6x^2 = 3x( 1 + 2x); 2x – 5 = x + 10; 32x – 16 = 16(x – 3). Có bao nhiêu đẳng thức là hằng đẳng thức?
A. 0;
B. 1;
C. 2;
D. 3. Đáp án là: B. 1; </s> | [
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865,
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<s> Chọn đáp án đúng với câu hỏi: What does “exaggerating” mean in this reading?
A. worsening
B. explaining
C. editing
D. improving Đáp án là: A. worsening </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Cho mạch điện gồm 3 điện trở mắc nối tiếp nhau. Biết R 1 = 6 Ω, R 2 = 18 Ω, R 3 = 16 Ω. Hiệu điện thế giữa hai đầu đoạn mạch U = 52V. Cường độ dòng điện trong mạch có giá trị là:
A. 14,8A
B. 1,3A
C. 1,86A
D. 2,53A Đáp án là: A. 14,8A </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Tập hợp tất cả những gì bao quanh sinh vật được gọi là....(I).....Các yếu tố của môi trường đều trực tiếp hoặc gián tiếp ảnh hưởng đến....(II)....của sinh vật. Có 4 loại môi trường là môi trường đất, môi trường...(III)..., môi trường không khí và môi trường...(IV)..... Số (I) là:
A. Môi trường
B. Nhân tố sinh thái
C. Nhân tố vô cơ
D. Nhân tố hữu sinh Đáp án là: A. Môi trường </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Papers which are submitted late will be marked down one grade.
A. submit late
B. submitting late
C. to submit late
D. submitted late Đáp án là: D. submitted late </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Khi sóng cơ học truyền từ không khí vào nước thì đại lượng nào sau đây không đổi:
A. Bước sóng
B. Năng lượng
C. Vận tốc
D. Tần số Đáp án là: D. Tần số </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Điểm nào sau đây không đúng với lãnh thổ vùng phía Tây Hoa Kì
A. Đồng bằng rộng lớn
B. Diện tích rừng lớn
C. Tài nguyên năng lượng phong phú
D. Kim loại màu nhiều Đáp án là: A. Đồng bằng rộng lớn </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Cho mạch điện xoay RLC có R thay đổi được. Cuộn dây thuần cảm có L = 1 π H và C = 10 - 3 4 π F điện áp hiệu dụng hai đầu đoạn mạch là u = 75 2 cos 100 πt. Công suất tiêu thụ trong mạch là P=45 W. Điện trở R có những giá trị nào sau đây:
A. R= 45 Ôm, R= 60 Ôm
B. R= 80 Ôm. R=160 Ôm
C. R=45 Ôm, R=80 Ôm
D. R=60 Ôm, R=160 Ôm Đáp án là: C. R=45 Ôm, R=80 Ôm </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Phương trình phản ứng: Ba(OH) 2 + 2HCl → BaCl 2 + 2H 2 O có phương trình ion rút gọn là:
A. H + + OH – → H 2 O.
B. Ba 2+ + 2OH – + 2H + + 2Cl – → BaCl 2 + 2H 2 O.
C. Ba 2+ + 2Cl – → BaCl 2.
D. Cl – + H + → HCl. Đáp án là: A. H + + OH – → H 2 O. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Ở động vật, hình thức sinh sản vô tính sinh ra được nhiều cá thể nhất từ một cá thể mẹ là?
A. Nảy chồi
B. Trinh sinh
C. Phân mảnh
D. Phân đôi Đáp án là: B. Trinh sinh </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Sơ đồ bên mô tả mọt số giai đoạn của chu trình nito trong tự nhiên. Trong các phát biểu sau, có bao nhiêu phát biểu đúng? 1. Giai đoạn (a) do vi khuẩn phản nitrat hóa thực hiện 2. Giai đoạn (b) và (c) đều do vi khuẩn nitrit hóa thực hiện 3. Nếu giai đoạn (d) xảy ra thì lượng nito cung cấp cho cây sẽ giảm. 4. Giai đoạn (e) do vi khuẩn cố định đạm thực hiện
A. 1
B. 4
C. 2
D. 3 Đáp án là: C. 2 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Một hội đồng gồm 2 giáo viên và 3 học sinh được chọn từ một nhóm 5 giáo viên và 6 học sinh. Hỏi có bao nhiêu cách chọn?
A. 200
B. 150
C. 160
D. 180 Đáp án là: A. 200 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: I know you’ve been trained as a teacher, but do you have any practicable teaching experience?
A. trained
B. but
C. practicable
D. experience Đáp án là: C. practicable </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Một cơ thể có kiểu gen Có bao nhiêu phát biểu sau đây đúng? I. Cặp gen Bb di truyền phân li độc lập với cặp gen Dd. II. Cặp gen Aa di truyền phân li độc lập với tất cả các cặp gen còn lại. III. Hai cặp gen Aa và Ee cùng nằm trên một cặp NST. IV. Bộ NST của cơ thể này là 2n = 8.
A. 1.
B. 2.
C. 3.
D. 4. Đáp án là: C. 3. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: On what did the ancient Egyptians based their calculation?
A. Observation of the celestial bodies.
B. Advanced technology.
C. Advanced tools of measurements.
D. Knowledge of the earth’s surface Đáp án là: A. Observation of the celestial bodies. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Why is it that many teenagers have the energy to play computer games until late at night but can't find the energy to get out of bed (41) ______ for school?
A. about time
B. at time
C. in time
D. behind time Đáp án là: C. in time </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Xác định m để biểu thức f(x) = (m + 2)x^2 – 3mx + 1 là tam thức bậc hai
A. m = 2;
B. m = – 2;
C. m ≠ 2;
D. m ≠ – 2. Đáp án là: D. m ≠ – 2 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Trong một đoạn mạch điện xoay chiều R, L, C mắc nối tiếp, phát biểu nào sau đây đúng?
A. Điện áp hiệu dụng giữa hai đầu đoạn mạch không nhỏ hơn điện áp hiệu dụng trên điện trở thuần R.
B. Điện áp hiệu dụng giữa hai đầu đoạn mạch có thể nhỏ hơn điện áp hiệu dụng trên bất kỳ phần tử nào.
C. Điện áp hiệu dụng giữa hai đầu đoạn mạch luôn lớn hơn điện áp hiệu dụng trên mỗi phần tử.
D. Cường độ dòng điện chạy trong mạch luôn lệch pha với hiệu điện thế giữa hai đầu đoạn mạch Đáp án là: A. Điện áp hiệu dụng giữa hai đầu đoạn mạch không nhỏ hơn điện áp hiệu dụng trên điện trở thuần R. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Phát biểu nào sau đây là sai khi nói về pin quang điện?
A. Pin quang điện hoạt động dựa vào hiện tượng quang điện trong
B. Pin quang điện biến đổi trực tiếp quang năng thành điện năng
C. Pin quang điện trực tiếp tạo ra dòng điện xoay chiều công suất nhỏ
D. Pin quang điện là pin chạy bằng năng lượng ánh sáng Đáp án là: C. Pin quang điện trực tiếp tạo ra dòng điện xoay chiều công suất nhỏ </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Đâu là năm sinh của Giong-mi Mun?
A. 1961
B. 1962
C. 1963
D. 1964 Đáp án là: D. 1964 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Khẳng định nào sau đây đúng?
A. Đun nóng tinh bột với dung dịch axit thì xảy ra phản ứng khâu mạch polime.
B. Trung hợp axit ɛ - amino capronic thu được nilon -7.
C. Polietilen là polime trùng ngưng.
D. Cao su buna có phản ứng cộng. Đáp án là: D. Cao su buna có phản ứng cộng </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Chất khử là chất
A. nhận electron, có số oxi hóa tăng, bị oxi hóa
B. nhận electron, có số oxi hóa giảm, bị khử
C. nhường electron, có số oxi hóa tăng, bị oxi hóa
D. nhường electron, có số oxi hóa giảm, bị khử Đáp án là: C. nhường electron, có số oxi hóa tăng, bị oxi hóa </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Choose the letter A, B, C or D to indicate the word that differs from the other three in the position of stress in each of the following questions. (Chọn đáp án A, B, C hoặc D để tìm từ có trọng âm khác với ba từ còn lại)
A. s ociable
B. o c ean
C. spe c ial
D. re c eive Đáp án là: D. re c eive </s> | [
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<s> Chọn đáp án đúng với câu hỏi: My/ cellphone/ parents/ me/ buy/ promised/ a/ to/ I’m/ when/ 18.
A. My parents promised to buy me a cellphone when I’m 18.
B. My parents promised buy to me a cellphone when I’m 18.
C. My parents promised when to buy me a cellphone I’m 18.
D. My parents promised to buy a cellphone me when I’m 18. Đáp án là: A. My parents promised to buy me a cellphone when I’m 18. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Kinh tuyến Tây là
A. kinh tuyến nằm bên trái của kinh tuyến gốc.
B. kinh tuyến nằm bên phải của kinh tuyến gốc.
C. nằm phía dưới xích đạo.
D. nằm phía trên xích đạo. Đáp án là: A. kinh tuyến nằm bên trái của kinh tuyến gốc. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Ở vùng chí tuyến, bờ Đông của lục địa có mưa nhiều chủ yếu là do hoạt động của
A. Tín phong.
B. gió mùa.
C. áp cao.
D. dòng biển. Đáp án là: B. gió mùa. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Công nghiệp phát triển chậm, phân tán, rời rạc ở khu vực nào?
A. Trung du.
B. Đồng bằng.
C. Miền núi.
D. Ven biển. Đáp án là: C. Miền núi. </s> | [
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1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
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1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
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1,
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1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Phương pháp nào sau đây thường dùng để biểu hiện loại đối tượng địa lí không phân bố ở mọi nơi trên lãnh thổ, mà chỉ tập trung ở một khu vực nhất định?
A. Chấm điểm.
B. Đường đẳng trị.
C. Vùng phân bố.
D. Bản đồ - biểu đồ. Đáp án là: A. Chấm điểm. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: The word “ legacy ” in paragraph 2 is closest in meaning to ______.
A. present
B. benefaction
C. birthright
D. heritage Đáp án là: D. heritage </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Trong các phép tính sau, phép tính sai là:
A. 56 : 8 = 7
B. 8 : 1 = 8
C. 72 : 9 = 8
D. 9 : 0 = 0 Đáp án là: D. 9 : 0 = 0 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Tìm hệ số của x^6y^14 trong khai triển (x + 5y)^20
A. 5^6C206
B. 5^14C2014
C. 5^6C2014
D. 5^14 Đáp án là: B. 5^14C2014 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Nhận xét nào sau đây không đúng với đặc điểm lao động nước ta hiện nay?
A. Chất lượng lao động ngày càng được nâng lên.
B. Lực lượng lao động có trình độ cao vẫn còn ít.
C. Đội ngũ cán bộ quản lí còn thiếu nhiều.
D. Đội ngũ công nhân kĩ thuật lành nghề đông đảo. Đáp án là: D. Đội ngũ công nhân kĩ thuật lành nghề đông đảo </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Số thích hợp để viết vào chỗ chấm để 1m^2 25cm^2 =... cm^2^ là
A. 25
B. 125
C. 1025
D. 125 Đáp án là: B. 125 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Nét đặc sắc đáng chú ý của văn học đương thời (thế kỉ XVIII nửa đầu thế kỉ XIX) là gì?
A. Văn học dân gian phát triển.
B. Xuất hiện nhiều nhà thơ nữ.
C. Văn học viết bằng chữ Nôm phát triển đến đỉnh cao.
D. Văn học và thơ chữ Nôm phát triển. Đáp án là: B. Xuất hiện nhiều nhà thơ nữ. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: The(3)__________ choose what they want and take them to the checkout counter.
A. customers
B. managers
C. assistants
D. sellers Đáp án là: A. customers </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Phát biểu nào sau đây là đúng?
A. Hai lực cân bằng là hai lực cùng đặt lên một vật, có cường độ bằng nhau, phương nằm trên cùng một đường thẳng, chiều ngược nhau
B. Hai lực cân bằng là hai lực được đặt lên hai vật, có cường độ bằng nhau, phương nằm trên cùng một đường thẳng, chiều ngược nhau
C. Hai lực cân bằng là hai lực cùng đặt lên một vật, có cường độ bằng nhau, phương nằm trên cùng một đường thẳng, chiều cùng nhau
D. Hai lực cân bằng là hai lực được đặt lên hai vật, có cường độ bằng nhau, phương nằm trên cùng một đường thẳng, chiều cùng nhau Đáp án là: A. Hai lực cân bằng là hai lực cùng đặt lên một vật, có cường độ bằng nhau, phương nằm trên cùng một đường thẳng, chiều ngược nhau </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Hỗn hợp X gồm RCO 3 và R’CO 3. Nung m gam hỗn hợp X một thời gian thu được 3,36 lít khí CO 2 (đktc) và còn lại chất rắn Y. Cho Y tác dụng với dung dịch HCl dư thu được dung dịch B và V lít khí CO 2. Cho V lít khí CO 2 hấp thụ hoàn toàn vào dung dịch Ba(OH) 2 thu được 9,85 gam gam kết tủa và dung dịch D. Đun nóng dung dịch D thu được tối đa 9,85 gam kết tủa nữa. Phần dung dịch B đem cô cạn thu được 38,15 gam muối khan. Tính m.
A. 34,85
B. 31,75
C. 32,25
D. 33,15 Đáp án là: A. 34,85 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Từ năm 1945 đến năm 1950, nền kinh tế của Tây Đức được phục hồi và phát triển về mọi mặt do?
A. Nhờ ứng dụng thành tựu khoa học – kĩ thuật.
B. Mĩ viện trợ 17 tỉ USD theo kế hoạch Macsan.
C. Nhờ tập trung sản xuất và tập trung tư bản cao độ.
D. Nhờ quân sự hóa nền kinh tế sau chiến tranh. Đáp án là: B. Mĩ viện trợ 17 tỉ USD theo kế hoạch Macsan. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Biên độ dao động cưỡng bức của hệ không phụ thuộc vào
A. biên độ của ngoại lực.
B. tần số riêng của hệ.
C. pha của ngoại lực.
D. tần số của ngoại lực. Đáp án là: C. pha của ngoại lực. </s> | [
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1... |
<s> Chọn đáp án đúng với câu hỏi: Amino axit X chứa 1 nhóm NH 2 và 1 nhóm COOH trong phân tử. Y là este của X với ancol đơn chức. Phân tử khối của Y bằng 89. Công thức của X, Y lần lượt là:
A. H 2 NCH 2 COOH, H 2 NCH 2 COOC 2 H 5
B. H 2 N[CH 2 ] 2 COOH, H 2 N[CH 2 ] 2 COOC 2 H 5
C. H 2 N[CH 2 ] 2 COOH, H 2 N[CH 2 ] 2 COOCH 3
D. H 2 NCH 2 COOH, H 2 NCH 2 COOCH 3 Đáp án là: D. H 2 NCH 2 COOH, H 2 NCH 2 COOCH 3 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Phép tính nào dưới đây sai?
A. 2 x 9 = 19
B. 5 x 7 = 35
C. 4 x 7 = 28
D. 5 x 4 = 20 Đáp án là: A. 2 x 9 = 19 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Khoanh vào từ có phần gạch chân được phát âm khác với những từ còn lại.
A. stopp ed
B. watch ed
C. stay ed
D. work ed Đáp án là: C. stay ed </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Nếu bốn số hạng đầu của một hàng trong tam giác Pascal được ghi lại là: 1; 16; 120; 560Khi đó 4 số hạng đầu của hàng kế tiếp là:
A. 1; 32; 360; 1680.
B. 1; 18; 123; 564.
C. 1; 17; 137; 697.
D. 1; 17; 136; 680. Đáp án là: D. 1; 17; 136; 680 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: I ordered pizza for dinner tonight because my parents went out for their anniversary.
A. Because my parents weren’t home, I ordered pizza for meal tonight.
B. My parents went out for their anniversary to eat pizza.
C. I ordered pizza for my parents because they liked eating it.
D. I love eating pizza because my parents order it. Đáp án là: A. Because my parents weren’t home, I ordered pizza for meal tonight. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: The goal is to make higher education available to everyone who is will and capable ______ his financial situation.
A. regardless of
B. owing to
C. in terms of
D. with reference to Đáp án là: A. regardless of </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Tập nghiệm của phương trình (x−1)/(2x−3)=(−3x+1)/((x+1)) (1) là:
A. ((11+√(65))/14;(11+√(41))/10)
B. ((11−√(65))/14;(11−√(41))/10)
C. ((11+√(65))/14;(11−√(65))/14)
D. ((11+√(41))/10;(11−√(41))/10) Đáp án là: C. ((11+√(65))/14;(11−√(65))/14) </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Hội nghị Ban Chấp hành Trung ương Đảng Cộng sản Đông Dương tháng 11-1939 đặt nhiệm vụ nào lên hàng đầu?
A. Chống phản động thuộc địa.
B. Chống đế quốc và tay sai.
C. Chống đế quốc Pháp - Nhật.
D. Chống quân phiệt Nhật. Đáp án là: B. Chống đế quốc và tay sai. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Theo tiên đề Bo trạng thái dừng là
A. trạng thái electron không chuyển động quanh hạt nhân.
B. trạng thái hạt nhân không dao động.
C. trạng thái đứng yên của nguyên tử.
D. trạng thái nguyên tử có năng lượng xác định. Đáp án là: D. trạng thái nguyên tử có năng lượng xác định </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Thủy phân một triglixerit X bằng dung dịch NaOH, thu được hỗn hợp muối gồm natri panmitat, natristerat (tỉ lệ mol tương ứng 2:1) và glixerol. Có bao nhiêu triglixerit thỏa mãn
A. 2
B. 1
C. 3
D. 4 Đáp án là: A. 2 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Kết quả phân tích nguyên tố hợp chất X cho biết %m C = 60,0%; %m H = 8,0%, còn lại là oxi. Tỉ khối hơi của X so với CO 2 nhỏ hơn 3. Công thức phân tử của X là
A. C 3 H 8 O
B. C 3 H 8 O 2
C. C 5 H 8 O 2
D. C 5 H 8 O. Đáp án là: C. C 5 H 8 O 2 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Khi cường độ dòng điện trong cuộn dây giảm từ 16A đến 12A trong thời gian 0,01s thì suất điện động tự cảm xuất hiện trong cuộn cảm trong khoảng thời gian đó có giá trị bằng 16V. Độ tự cảm của cuộn cảm bằng
A. 0,04H
B. 0,16H
C. 0,08H
D. 0,24H Đáp án là: A. 0,04H </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Some people are brought up to (11) ______ too much on others and grow up forever blaming other people when anything (12) ______ wrong.
A. goes
B. fails
C. comes
D. turns Đáp án là: A. goes </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Có thể làm nhiễm điện cho một vật bằng cách
A. Cọ xát vật
B. Nhúng vật vào nước đá
C. Cho chạm vào nam châm
D. Nung nóng vật Đáp án là: A. Cọ xát vật </s> | [
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30057,
29884,
298,
228,
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29875,
29901,
3189,
30103,
278,
31500,
207,
140,
425,
30712,
29885,
302,
29882,
3... | [
1,
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<s> Chọn đáp án đúng với câu hỏi: Cho m gam hỗn hợp etanal và propanal phản ứng hoàn toàn với lượng dư dung dịch AgNO 3 /NH 3, thu được 43,2 gam kết tủa và dung dịch chứa 17,5 gam muối amoni của hai axit hữu cơ. Giá trị của m là
A. 9,5.
B. 10,9.
C. 14,3.
D. 10,2. Đáp án là: B. 10,9. </s> | [
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1... |
<s> Chọn đáp án đúng với câu hỏi: Trong mạch điện xoay chiều chỉ có tụ điện, biểu thức điện áp tức thời và cường độ dòng điện tức thời lần lượt là, giá trị của là
A. 0
B. - π 2
C. π 2
D. π 3 Đáp án là: C. π 2 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Xét về diện tích, châu Nam Cực đứng thứ mấy thế giới?
A. Thứ hai.
B. Thứ ba.
C. Thứ tư.
D. Thứ năm. Đáp án là: C. Thứ tư. </s> | [
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1... |
<s> Chọn đáp án đúng với câu hỏi: Khẩu hiệu “Ngày đồng tâm” là một trong những biện pháp nhằm giải quyết
A. nạn dốt.
B. nạn đói.
C. khó khăn tài chính.
D. đánh giặc ngoài. Đáp án là: B. nạn đói. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Việc ngưng sử dụng freon trong tủ lạnh và máy lạnh là do nguyên nhân nào sau đây
A. Freon phá hủy tầng ozon gây hại cho môi trường
B. Freon gây nhiễm độc nước sông, ao, hồ
C. Freon gây độc cho người sử dụng máy lạnh, tủ lạnh
D. Freon đắt tiền nên giá thành sản phẩm cao Đáp án là: A. Freon phá hủy tầng ozon gây hại cho môi trường </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Cho 360 gam glucozơ lên men thành ancol etylic và cho toàn bộ khí C O 2 sinh ra hấp thụ vào dung dịch NaOH dư được 318 gam muối. Hiệu suất phản ứng lên men là.
A. 80%.
B. 75%
C. 62,5%
D. 50%. Đáp án là: C. 62,5% </s> | [
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20... | [
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1... |
<s> Chọn đáp án đúng với câu hỏi: Đến cuối thế kỉ XIX - đầu thế kỉ XX, thực dân Anh đã cơ bản hoàn thành quá trình xâm lược các quốc gia nào ở Đông Nam Á?
A. Việt Nam và Cam-pu-chia.
B. Mi-an-ma và Ma-lai-xi-a.
C. Phi-líp-pin và Mi-an-ma.
D. In-đô-nê-xi-a và Lào. Đáp án là: B. Mi-an-ma và Ma-lai-xi-a. </s> | [
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1... |
<s> Chọn đáp án đúng với câu hỏi: He hoped the appointment would enable him to gain greater ________ in publishing.
A. experience
B. work
C. jobs
D. employment Đáp án là: A. experience </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Kim loại nào sau đây khi tác dụng với dung dịch HCl và khí clo đều cho cùng một loại muối
A. Cu.
B. Zn.
C. Ag.
D. Fe. Đáp án là: B. Zn. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Chọn đáp án đúng. Sóng điện từ
A. là sóng dọc hoặc sóng ngang.
B. là điện từ trường lan truyền trong không gian.
C. không truyền được trong chân không
D. có thành phần điện trường và thành phần từ trường tại một điểm dao động cùng phương. Đáp án là: B. là điện từ trường lan truyền trong không gian. </s> | [
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2... | [
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1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Trong số các chức năng chỉ ra dưới đây, chức năng nào KHÔNG phải của phân tử ADN trong tế bào
A. Chứa thông tin di truyền dưới dạng trình tự các đơn phân cấu tạo
B. Chứa các axit amin quyết định trình tự cấu trúc bậc I của protein từ đó quyết định chức năng protein
C. Truyền đạt thông tin di truyền từ thế hệ tế bào này đến thế hệ tế bào khác, thế hệ cơ thể này sang thế hệ cơ thể khác
D. Bảo quản thông tin di truyền – thông tin chi phối các tính trạng của tế bào và cơ thể sinh vật. Đáp án là: B. Chứa các axit amin quyết định trình tự cấu trúc bậc I của protein từ đó quyết định chức năng protein </s> | [
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<s> Chọn đáp án đúng với câu hỏi: X, Y, Z, T là các peptit đều được tạo bởi các α-amino axit no chứa một nhóm – N H 2 và 1 nhóm –COOH và có tổng số nguyên tử oxi là 12. Đốt cháy 13,98 gam hỗn hợp E chứa X, Y, Z, T cần dùng 14,112 lít O 2 (đktc) thu được C O 2, H 2 O v à N 2. Mặt khác đun nóng 0,135 mol hỗn hợp E bằng dung dịch NaOH (lấy dư 20% so với phản ứng), cô cạn dung dịch sau phản ứng thu được lượng chất rắn khan là
A. 24,51 gam.
B. 31,5gam.
C. 25,84 gam.
D. 36,05gam Đáp án là: C. 25,84 gam. </s> | [
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1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Cho O 3 dư vào bình kín chứa hỗn hợp Fe và Cu rồi nung nóng tới phản ứng hoàn toàn thấy khối lượng chất rắn tăng 5,12 gam và thu được m gam hỗn hợp oxit. Mặt khác, cho hỗn hợp kim loại trên vào dung dịch HNO 3 thu được 2,688 (lít) khí NO đktc (sản phẩm khử duy nhất) và 2m/7 gam chất rắn chỉ chứa một kim loại. Giá trị m gần nhất với
A. 15,0
B. 20,0
C. 25,0
D. 26,0 Đáp án là: C. 25,0 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Nội dung cơ bản trong học thuyết “Tam dân” của Tôn Trung Sơn là gì?
A. “Dân tộc độc lập, dân quyền tự do, dân sinh bình đẳng”.
B. “Dân tộc độc lập, dân quyền tự do, dân sinh hạnh phúc”.
C. “Dân tộc độc lập, dân quyền bình đẳng, dân sinh hạnh phúc”.
D. “Độc lập dân tộc, bình đẳng dân quyền, hạnh phúc dân sinh”. Đáp án là: B. “Dân tộc độc lập, dân quyền tự do, dân sinh hạnh phúc”. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: The word “ tedious ” in the last paragraph mostly means __________.
A. boring
B. difficult
C. intelligent
D. expensive Đáp án là: A. boring </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Cho X có công thức phân tử là C 5 H 8 O 2, phản ứng với dung dịch NaOH tạo ra muối X 1 và chất hữu cơ X 2, nung X 1 với vôi tôi xút thu được một chất khí có tỉ khối với hiđro là 8; X 2 có phản ứng tráng gương. Công thức cấu tạo của X là
A. C 2 H 5 COOCH=CH 2
B. CH 3 COOCH=CHCH 3
C. CH 3 COOCH 2 CH=CH 2
D. CH 3 COOC(CH 3 )=CH 2 Đáp án là: B. CH 3 COOCH=CHCH 3 </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Hàm số nào dưới đây có đồ thị nhận đường thẳng x=2 là đường tiệm cận?
A. y=(5x)/(2−x)
B. y=x−2+1/(x+1)
C. y=2/(x+2)
D.y=1/(x+1) Đáp án là: A. y=(5x)/(2−x) </s> | [
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<s> Chọn đáp án đúng với câu hỏi: X là este no, đơn chức; Y là este đơn chức, không no chứa một liên kết đôi C=C (X, Y Cđều mạch hở). Đốt cháy hoàn toàn 0,08 mol hỗn hợp E chứa X, Y (số mol X lớn hơn số mol Y) cần dùng 7,28 lít O 2 (đktc). Đun 0,08 mol E với dung dịch NaOH (lấy dư 20% so với phản ứng), cô cạn dung dịch sau phản ứng thu được m gam rắn khan và hỗn hợp F chứa 2 ancol đồng đẳng kế tiếp. Nung F với CuO thu được hỗn hợp G chứa 2 anđehit, lấy toàn bộ hỗn hợp G tác dụng với AgNO 3 /NH 3 thu được 28,08 gam Ag. Giá trị m là:
A. 6,86.
B. 7,92
C. 7,28.
D. 6,64. Đáp án là: C. 7,28. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Chiếu một chùm ánh sáng trắng hẹp song song đi từ không khí vào một bể nước dưới góc tới bằng 30 o, chiều sâu của bể nước là 2 m. Biết chiết suất của nước đối với tia tím và tia đỏ lần lượt là 1,343 và 1,328. Độ rộng của dài màu cầu vồng hiện trên đáy bể là
A. 10,5 mm
B. 11,15 mm
C. 14,4 mm
D. 21,2 mm Đáp án là: A. 10,5 mm </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Upon reaching the destination, a number of personnel is expected to change their reservations and proceed to Hawaii.
A. reaching
B. is
C. to change
D. proceed to Đáp án là: A. reaching </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Năm 1947, Mĩ đề ra và thực hiện “kế hoạch Mácsan” nhằm mục đích chính trị gì?
A. Tạo ra căn cứ tiền phương chống Liên Xô
B. Tạo ra sự đối trọng với khối Đông Âu xã hội chủ nghĩa
C. Tìm kiếm đồng minh chống lại Liên Xô và Đông Âu
D. Củng cố ảnh hưởng của Mĩ ở châu Âu Đáp án là: C. Tìm kiếm đồng minh chống lại Liên Xô và Đông Âu </s> | [
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<s> Chọn đáp án đúng với câu hỏi: All _____ is a continuous supply of the basic necessities of life.
A. what is needed
B. for our needs
C. the thing needed
D. that is needed Đáp án là: D. that is needed </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Depletion of the crucial Ozone layer of the atmosphere is ____ to pollution caused by Chlorine and Bromide found in Chlorofloro carbons (CFC's).
A. attributed
B. subjected
C. indebted
D. entitled Đáp án là: A. attributed </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Khi chụp ảnh bằng máy ảnh cơ học người thợ thường điều chỉnh ống kính máy ảnh để
A. thay đổi tiêu cự của ống kính.
B. thay đổi khoảng cách từ vật đến mắt.
C. thay đổi khoảng cách từ vật kính đến phim.
D. thay đổi khoảng cách từ vật đến phim. Đáp án là: C. thay đổi khoảng cách từ vật kính đến phim. </s> | [
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<s> Chọn đáp án đúng với câu hỏi: Computers are recent accomplishments in our time
A. structures
B. achievements
C. calculations
D. documents Đáp án là: B. achievements </s> | [
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1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Cặp số (2; 3) là nghiệm của bất phương trình nào sau đây?
A. 2x – 3y – 1 > 0;
B. x – y < 0;
C. 4x – 3y > 0;
D. x – 3y + 7 < 0. Đáp án là: B. x – y < 0; </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
315,
228,
189,
186,
29886,
269,
30984,
313,
29906,
29936,
29871,
29... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: According to paragraph 3, the heat flow necessary for the production of geothermal energy
A. Is like solar heat on the Earth’s surface
B. Happens near tectonic plate boundaries
C. Must always be artificially increased
D. May be impractical because of its location Đáp án là: B. Happens near tectonic plate boundaries </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
7579,
304,
14880,
29871,
29941,
29892,
278,
12871,
4972,
5181,
363,
... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Đốt cháy hoàn toàn hỗn hợp 2 hiđrocacbon mạch hở, liên tiếp trong dãy đồng đẳng thu được 22,4 lít CO 2 (đktc) và 25,2g H 2 O. Hai hiđrocacbon thuộc dãy đồng đẳng nào?
A. Ankin.
B. Aren.
C. Ankan.
D. Anken. Đáp án là: C. Ankan. </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
29871,
30250,
29877,
31500,
30103,
29873,
10329,
30103,
29891,
5089,
... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Biết −9 < x < 0. Tập hợp các số nguyên xx thỏa mãn:>
A. A ={−8;−7;−6;−5;−4;−3;−2;−1}
B. A ={−9;−8;−7;−6;−5;−4;−3;−2;−1}
C. A ={−9;−8;−7;−6;−5;−4;−3;−2;−1;0}
D. A ={−8;−7;−6;−5;−4;−3;−2;−1;0} Đáp án là: A. A ={−8;−7;−6;−5;−4;−3;−2;−1} </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
3457,
30717,
29873,
13935,
29929,
529,
921,
529,
29871,
29900,
29889,... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: If you hadn’t watched that late movie last night, you _________ sleepy now.
A. wouldn’t have been
B. wouldn’t be
C. might have not been
D. wouldn’t have been being Đáp án là: B. wouldn’t be </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
960,
366,
27222,
30010,
29873,
20654,
393,
5683,
14064,
1833,
4646,
... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Khi một lực tác dụng vào vật rắn, yếu tố nào sau đây của lực có thể thay đổi mà không ảnh hưởng đến tác dụng của lực
A. Chiều
B. Phương
C. Điểm đặt
D. Độ lớn Đáp án là: C. Điểm đặt </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
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30030,
865,
325,
31280,
29875,
274,
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298,
228,
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29875,
29901,
476,
2918,
2730,
31214,
31500,
29873,
8092,
207,
158,
31214,
29883,
... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Choose the letter A, B, C or D the word that has different stress pattern from others.
A. curly
B. study
C. children
D. nearby Đáp án là: D. nearby </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
14542,
852,
278,
5497,
319,
29892,
350,
29892,
315,
470,
360,
278,
... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: The most important thing is to keep yourself occupied.
A. relaxed
B. comfortable
C. possessive
D. busy Đáp án là: D. busy </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
450,
1556,
4100,
2655,
338,
304,
3013,
7535,
16404,
29889,
13,
2990... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
<s> Chọn đáp án đúng với câu hỏi: Cho hình chóp S.ABCD có đáy ABCD là hình vuông và SA ⊥(ABCD). Trên đường thẳng vuông góc với (ABCD) tại D lấy điểm S’ thỏa mãn S^'D=1/2SA và S’, S ở cùng phía đối với mặt phẳng (ABCD). Gọi V_1 là phần thể tích chung của hai khối chóp S.ABCD và S’.ABCD. Gọi V_2là thể tích khối chóp S.ABCD. Tỉ số (V_1)/(V_2) bằng
A. 4/9.
B. 7/9.
C. 7/18.
D. 1/3. Đáp án là: C. 7/18. </s> | [
1,
1,
29871,
678,
30975,
29876,
29871,
30128,
29976,
29886,
29871,
1715,
29871,
30128,
30030,
865,
325,
31280,
29875,
274,
30057,
29884,
298,
228,
190,
146,
29875,
29901,
14542,
298,
30097,
29876,
29882,
521,
20936,
317,
29889,
2882,
6530,
... | [
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1,
1... |
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