29. Summer is the time of year ___________ the days are long and nights are short.

　 A. on which　　　　　 B. that　　　　　　　 C. when　　　　　　　 D. where

28. __________ the work is too hard for me, I still want to have a try.

　 A. As　　　　　　　 B. For　　　　　　　 C. Now that　　　　　 D. Though

27. The children were left ___________ of a neighbor when their parents were away.

　 A. in the charge　　　 B. in change　　　　　 C. under charge　　　 D. on charge

26. He was climbing up the stairs when the light ___________.

　 A. turned up　 　　　　B. went out　　　　　 C. was gone out　　　 D. was put off

25. You should understand the traffic rule by now. I have had it ___________ you often enough.

　 A. explaining　　　　 B. explained to　　　 C. explained　　　　 D. explain to

24. The bike required ___________. She required the work ___________ after 　ten minutes.

　 A. repaired; would be finished　　　　　　　 B. to be repaired; was finished

　 C. repairing; be finished　　　　　　　　　　 D. repaired; be finished

23. What’s the best way you thought ___________ the problem?

　 A. of solving　　　　 B. solving　　　　　 C. to solve　　　　　 D. of to solve

22. Haven’t you been thankful for the preparations she ___________ for the party?

　 A. had　　　　　　　 B. made　　　　　　 C. did　　　　　　　 D. took

第一节：单项填空(共15小题；每小题1分，满分15分)

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。

21. With two children ___________ middle school, the parents are working hard.

　 A. attending　　　　 B. attend　　　　　 C, joining　　　　　　 D. join in