5. I don’t suppose they will come, _______ ______ ? (改为反意疑问句)

4. I don't know how I can get to the hospital.(改为简单句) →

　 I don't know ________ ________ ________ to the hospital.

3. Lucy hasn't decided which trousers to buy.(改为复合句) →

　 Lucy hasn't decided ________ _________ ________ _______ buy.

2. I think this is a good idea.(改为否定句) →

　 I 　_______ ________ this ________ a good idea.

1. “Do you want to try it?” Tom's mother asked him.(同义句)→

Tom's mother asked him _______ _______ ______ to try it.

10. Do you know ______ you are studying for? (why, what)

9. I don't know ____ so many people are looking at him. (how, why)

8. I was really surprised at ______ I saw. (where, what)

7. We are talking about ______ we’ll go back tomorrow. (whether, if)

6. They don't know _______ to go or wait. (if, whether)