original_sentence
stringclasses
6 values
corrected_sentence
stringclasses
5 values
error_type
stringclasses
6 values
They're going to the store later.
They're going to the store later.
Grammar
I could of finished the project yesterday.
I could have finished the project yesterday.
Grammatical error (incorrect verb form: "could of" instead of "could have").
Its a beautiful day at the park.
It’s a beautiful day at the park.
Missing apostrophe
She don’t know where the keys was left.
She doesn't know where the keys were left.
Subject–verb agreement
He should of went to the meeting this morning.
He should have gone to the meeting this morning.
Usage error
Their going to the store later.
They're going to the store later.
Grammar.
I could of finished the project yesterday.
I could have finished the project yesterday.
Grammatical error (incorrect verb form: "could of" instead of "could have").
Its a beautiful day at the park.
It’s a beautiful day at the park.
Missing apostrophe
They're going to the store later.
They're going to the store later.
Grammar
I could of finished the project yesterday.
I could have finished the project yesterday.
Grammatical error (incorrect verb form: "could of" instead of "could have").