3. affect vt. ______________ n.　　　　　　　 　4. distant adj. ______________ n.

1. protect vt. ______________ n.　　　　　 　　2. important adj. ______________ n.

8. When mum came back, I had finished my homework.

7. When I arrived at the station, the train had left.

6. By the end of last year, he had learned to sing 20 songs.

5. They told me that she had bought many books.

4. This is the first time that he has visited Shanghai.

3. I have finished my homework, so I will play basketball now.

2. I haven’t heard from him for a long time.

1. I haven’t heard of him since he left here.