You should write about 100 words on ANSWER SHEET 2. Do not sign your own name at the end of the letter. Use "Li Ming" instead. Do not write the address.

【参考答案】

[参考范文]
Dear Prof. Wang,
We are having all c......

(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)