【正文】
must have done needn’t have done should/ ought to have done so much work on hand, you ____to see the game last night. A. mustn’t go B. could have gone C. shouldn’t go D. shouldn’t have gone D 2. There was plenty of time. She ____. A. mustn’t have hurried B. couldn’t have hurried C. must not hurry D. needn’t have hurried 3. A puter ____ think for itself。 it must be told what to do. A. can’t B. couldn’t C. may not D. might not D A 情態(tài)動詞表示推測的用法 1 對現(xiàn) 在情 況 的推 測 肯定 must, may, might be 否定 can, could not be 2 對過去事實的推測 肯定 must/ may/ might have done 否定 can, could not have done 疑 問 can, could be? 疑 問 can, could have done 虛擬 would/ could / should/ might/ ..have done