doc: update README

README.md

@@ -35,6 +35,25 @@ This repository contains the dataset for our AAAI 2024 paper, "CFEVER: A Chinese
 ## Leaderboard website
 Please visit https://ikmlab.github.io/CFEVER to check the leaderboard of CFEVER.
 
+## How to Load CFEVER
+```python
+from datasets import load_dataset
+
+# Get ready data ["train", "dev", "test"]
+ds = load_dataset("IKMLab-team/cfever")
+
+# Get separted data by:
+train, dev, test = ds["train"], ds["dev"], ds["test"]
+
+# If you only want a part of data
+train = load_dataset("IKMLab-team/cfever", name="train")["train"]
+# or
+train = load_dataset("IKMLab-team/cfever", split="train")
+
+# wiki page data:
+wiki_pages = load_dataset("IKMLab-team/cfever", name="wiki_pages")["plain"]
+```
+
 ## Repository structure
 ```
 CFEVER-data