23. Dad ________ while he _______ TV.

A .fell asleep…watch　　　　　　　 B. was falling asleep…watched　

C. fell asleep……was watching　　　 D. had fallen asleep…watched

21. The man ________ his coat and went out.

A. put on 　　　　B. had put on　　 　　C. will put on　　　　 D. was putting on

22 My mother______ in that factory at the age of 18.

A. had worked　　 B. has worked　　　 C. worked　　　 D. works

20. Fergie_______ the project in one hour.

A. have finished　　　 B. will finish　　　 C. finishes　　　　　 D. has finished

19. The students _________ their classroom when the visitors arrived.

A . have cleaned　　　 B. had cleaned　　　 C. was cleaned　　 D. have been cleaned

18. The train from Beijing_______ ten minutes ago.

A. has arrived　　　 B. was arriving　　　 C. arrived　　　　　 D. had arrived

17.They _________ in Guangzhou since 2000.

A. lived　 　　　　B. had lived　 　　　C. have lived　　　　 D. were living

16.Jim turned off the lights and then _____ the classroom.

A. was left　　　　 B. had left　　　　 C. has left　　　　　 D. left

15. By the time he was 4,　 he ______ a lot of German words.

A. had learned　　　 B. has learned　　　 C. learned　　　　　 D. learns

14. Ben hates playing _____ violin,　 but he likes playing ____ football.

A. a…the　　　　　 B. the… the　　　 C. / …the　　　　　 D. the…/

13. By the end of last week, they ____ the bridge.

A. has completed　　　 B. completed　　　　 C. will complete　　　 D. had completed