21. “What’s your opinion on the matter, please?” “Oh, sorry, I _______.”

A. wasn’t to listen                                     B. haven’t listened

C. wasn’t listening                                     D. hadn’t listened

22. “Aha, you’re a chain smoker!” “Only at home. Nobody _______ that but you.”

A. discovered                                            B. had discovered

C. discovers                                              D. is discovering

23. The telephone _______ three times in the last hour, and each time it ________ for my father.

A. had rang; was                                       B. has rung; was

C. rang; has been                                       D. has been ringing; is

24. The thief tried to break away from the policeman who ______ him, but failed.

A. has held                                               B. had held

C. was holding                                          D. would hold

25. When I arrived at the company, the manager ______, so we had only time for a few words.

A. just went away                                      B. had gone away

C. was just going away                              D. has just gone away

26. “John took a photograph of you just now.” “Oh, really? I ______.”

A. didn’t know                                         B. wasn’t knowing

C. don’t know                                           D. haven’t known

27. “Mike is not coming to the football game this afternoon.” “It’s a shame! He _______!”

A. promises                                              B. promised

C. will promise                                         D. had promised

28. Please call again. Jim _______ a bath just now.

A. has had                                                B. was having

C. is having                                              D. has

29. “Was Andrew there when you arrived?” “Yes, but he ______ home soon afterwards.”

A. had gone                                              B. has gone

C. is going                                                D. went

30. “Where is Mother.” “She is in the kitchen. She _______ the housework all morning.”

A. is doing                                               B. was doing

C. has done                                               D. has been doing

31. The books, ________ the dictionaries, must be put back where they ________.

A. included; were                                      B. to include; are

C. including; were                                     D. including; are

31. 選 C。第一空including不填 included，因?yàn)槠浜髱в匈e語(yǔ)；第二填 were，是因?yàn)樗�是�?/FONT>“原來(lái)放的地方”。