单选题：—Did Ann fail in English?—She ________. Don't you notice ..

题目分类：情态动词
题目类型：单选题
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—Did Ann fail in English?
—She ________. Don't you notice that she looks depressed?A．mightB．mustC．may haveD．could have

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_____ I had seen him yesterday at the airport! [ ]A. If B...

_____ I had seen him yesterday at the airport!A. If B. If only C. Only if D. Since

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(2013·湖南高考)He ________ sleep, although he tried to, when..

(2013·湖南高考)He ________ sleep, although he tried to, when he got on such a hunt for an idea until he had caught it.A．wouldn'tB．shouldn'tC．couldn'tD．mustn't

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Our government has done a lot to solve the shortage of oil, ..

Our government has done a lot to solve the shortage of oil, but it may take some time _____ we have enough.A. after B. since C. before D. unless

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They fell in love with each other in the 1980's. It took q..

They fell in love with each other in the 1980's. It took quite a long time _____ they got married.A. before B. that C. when D. since

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—There's someone knocking on the door．Whoit be?—It must be..

—There's someone knocking on the door．Whoit be?—It must be Mary．She promised to be here at 8：00．A．mustB．canC．shall D．need

分类：情态动词题型：单选题

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