成人学士学位英语
单选题I _____ asleep in the corner, for I remember nothing of what happened during the night.A might fallB must fallC must have fallenD can have fallen
题目
might fall
must fall
must have fallen
can have fallen
相似问题和答案
第1题：
Where is my pen? I ______ it.
A. might lose
B. would have lost
C. should have lost
D. must have lost
must have done表示对过去情况的肯定判断。
第2题：
35．—Mr Wang，must I come again on Sunday morning to clean the windows?
—No，you _________．I have asked others to do it．
A． don’t have to
B． mustn’ t
C． can’t
D． shouldn't
35.A【解析】句意：——王老师，我必须周日早晨来擦窗户吗？——不必了，我已经安排别人做了。从题干中的“I have asked others to doit．”可知提问者不必在周日早晨来擦窗户了。you don't have to= you needn't ;mustn't不许，禁止。故选A。
第3题：
A、needn’t have seen
B、must have seen
C、can't have seen
D、might have seen
第4题：
A、should have done
B、need have done
C、must have done
D、can do
第5题：
I don’t know where the key is, but I suppose I ____________it at home.
A. could have left
B. should have left
C. must leave
第6题：
I don't regret ______ even if it might have upset her.
A. to tell her what I thought
B. to have told her that I thought
C. telling what I thought
D. telling her what I thought
regret后接动名词表示“后悔干了某事”，后接不定式表示“遗憾要干某事”。
第7题：
--I called you yesterday. A woman answered, but I didn't recognize her voice.
--Oh, it _________my aunt Jean.
A． must be
B． must have been
C． might be
D． can have been
对过去情况的肯定推测应用“情态动词+have+过去分词”，且根据句意，可以推断B为正确答案。注意：can表示推测时通常不用于肯定陈述句。
第8题：
A.Must you leave
B.Maybe you leave
D.You might left
D.Might you have left
第9题：
A、shouldn't have told
B、should not tell
C、should have told
D、must have told
第10题：
A、should have fallen
B、ought to fall
C、might have fallen
D、can have fallen