42..It’s spring now. The students ________ trees these weeks.

　A. plantB. are plantingC. will plantD. planted

　答案: B (选择A的同学要注意 these weeks 并不表示经常做某事,而是强调这几个星期同学们一直在种树.)

41.My father went to Shanghai yesterday. He ______ back in two weeks.

　A. comesB. has comeC. will comeD. came

　答案: C ( 选择D的同学要注意in +时间段, 表示在未来的一段时间,应用将来时)

40.Jane said she would come here ________ 9:00 and 9:30 tomorrow morning.

　A. fromB. atC. betweenD. around

　答案: C (选择B的同学没有把体看完整; 选择A的同学没有注意到from…to…的搭配.)

39.– Oh, it’s raining heavily.

　-- Please don’t leave ________ it stops.

　A. whenB. afterC. sinceD. until

　答案: D (选择其它选项的同学要注意读懂句子, 只有把语境搞清楚才能答对问题.)

38.I don’t know the homework _______ today.

　A. onB. inC. ofD. for

　答案：D　(选择C的同学要注意of表示从属关系，要注意中文的干扰.)

37.He turned ________ the radio because his father was asleep.

　A. onB. downC. upD. over

　答案：B　(根据语境：他爸爸睡着了，因此不能用A-打开，也不能用C-调大.D表示反过来)

36.The accident took place ________ a cold February evening.

　A. onB. inC. atD. for

　答案：A　(选择B的同学要注意，在特指的早上、下午、晚上，不用in要用on)

35.______ the maths problem is difficult, I’ll try very hard to work it out.

　A. ThoughB. WhenC. BeforeD. After

　答案：A　(选择B的同学要注意语境.不能说当题目难的时候，我将努力.而是说尽管题目难，但我将努力解决.)

34.-- Do you speak English?

　-- Yes, I speak _________ a little English _______ some French.

　A. neither, notB. both, orC. either, orD. not only, but also

　答案：D　(选择C的同学要注意语境.)

33.I wonder ________ they finished so many different jobs in such a short time.

　A. whyB. howC. whenD. where

　答案：B　(选择A的同学要注意语境，这里指他们怎么能在如此短的时间里完成如此多的困难的工作.)