12. The mad man was put in the soft-padded cell lest he ______________(伤害自己).

13.Jean did not have time to go to the concert last night because she was_______________(忙着准备) her examination.

14. The ship’s generator broke down and the pumps____________________(不得不用手工操作) instead of mechanically.

15. Why didn’t you tell me you could me the money? I___________________________ (本来不必从银行借钱的)

16．By the time you get to New York, I____________(已经动身去) London.

17. Buying clothes______________________(是一件很耗时的工作), because those clothes that a person likes are rarely the ones that fit him or her.

18. It’s time_____________________(采取措施) about the traffic problem downtown.

19. When I was very young, I was terribly frightened of school, but I soon______________(克服了这种心理).

20. Please don’t stand in the kitchen, you’re________________（挡路了）.

21．There was a knock at the door. It was the second time someone ____________(打扰我) that evening.

22._____________________(正是由于她太没有经验) that she does not know how to deal with the situation.

参考答案:
12. injure himself

13. busy preparing for

14. had to be operated manually

15. needn’t have borrowed it from the bank.

16. shall have left for

17. is often a very time-consuming job

18. something was done/some measures were taken

19. overcame it/got over it

20. in the way

21. had interrupted me

22. it is because she is too inexperienced