问题
猜谜题，问答题
根据答句写问句。
1. A: ? B: Ann is going to do her homework tonight.
2. A: ? B: I'm going to the post office at 2:00.
3. A: ? B: I'm going to Beijing by train.
4. A: ? B: Mike is going to buy a comic book.
答案
1. What is Ann going to do tonight?
2. When are you going to the post office?
3. How are you going to Beijing?
4. What are you going to do?