104. Though it’s cloudy now, it _________ get sunny later.A. can B. mayC. mustD. need

答案: B ( 选C的同学要注意语境, 这里强调过些时候也许会晴天, 表示推测性.)

103. Must I finish it now?-- No, you ________.A. mustn’tB. needn’tC. can’tD. shouldn’t　答案: B (选择A的同学要注意mustn’t意思指不允许, needn’t指的是不必要.)

102. It’s spring now. The students ________ trees these weeks.　A. plantB. are plantingC. will plantD. planted

答案: B (选择A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.)

101. 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.)

100. 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.)

99. 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)

98. 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)

97. .______ 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.)

96. -- 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.)

95. 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.)