填入适当的引导词完成句子
 

1. ____ will do the experiment comes to the professor's office.

2. ___ will do the experiment hasn't been decided.

3. The teacher didn't leave ______ twelve o'clock.

4. ______ the day went on，the weather got worse.

5. _____ she is young，she knows quite a lot.

6. It worried her a bit ____ her hair was turning grey.

7. You will be late ____ you leave immediately.

8. Go and get your coat. It's ______ you left it.

9. ______ is mentioned above，the number of the students in senior high schools is ncreasing.

10. ____ had I entered the room ____ the phone rang.

改错
 

1. Is this the watch for which he is looking now？

2. This is all which I can do for you.

3. Do you know the old man at the back of the room，whom has been chosen head of the factory.

4. I want to know the way which you learn new words.

5. Can you tell me that there's a bookstore near here？

6. Our school quite different from that it was before.

7. If she likes the present is not clear to me.

8. For she is ill，she hasn't come to school.

9. It gave him so a big shock that his face turned pale.

10. He is cleverer than any boy in his class.