81.She _____ the film. She knows nothing about it.
A. can‘t see B. can’t have seen C. must see D. mustn‘t have seen
82.Let‘s clean the classroom， _______?
A. won‘t you B. shall we C. do we D. will not you
83.— Shall I tell John about it?
— No，you _____. I don‘t know his telephone number.
A. needn‘t B. wouldn’t C. mustn‘t D. shouldn’t
84.Up to now there have been many explanations _______ the cause of sleepwalking.
A. in view of B. in line with C. apart from D. as to
85.What you said reminds me _______ something I read a few days ago.外语学习网
A. for B. by C. from D. of
参考答案：
81.正确答案：B
答案解析：can‘t have done，表示对过去发生情况的否定推测，意为“不可能已经……”。
82.正确答案：B
答案解析：Let‘s do sth.表示“建议做某事”，含听话一方在内，故用 shall we.如果用Let us do sth.结构，则用will you?表示请求对方允许。
83.正确答案：A
答案解析：needn‘t表示“不必要”;mustn’t表示“禁止”;wouldn‘t表示“拒绝”。
84.正确答案：D
答案解析：句子意思为“到目前为止，关于梦游病原因有多种说法”。“关于”用as to，其他in view of “考虑到，由于”;in line with“符合”; apart from“除去”，意思不符合。
85.正确答案：D
答案解析：remind sb of sth是固定搭配，意思是：提醒某人某事。
