按要求改写句子。1. I'm going to the bookstore.（对画线部分提问）
2. I'm going at 3 o'clock.（对画线部分提问）
3. She wants to be a science teacher in the future.（对画线部分提问）
试题答案
1. Where are you going?
2. When are you going?
3. What does she want to be in the future?