17. He 　　　 (clean) our classroom yesterday.

16. I 　　　 (be) a student in 1976.

15. Miss Li 　　　 (teach) us English now.

14. Mr. Brown　　　　(teach) us English last term.

13. He 　　　 (have) a fever yesterday, but now he　　　 (feel)better.

12.　　　　(do)you　　　　(have) a good rest last night.

11. They　　　　(stay) in London for 3 days last year.

10. Listen, Nancy　　　　(laugh) in the dining-room.

9. Tom　　　　 (like) Chinese food.

8. We always　　　　 (have) lunch at school.