Madonna ____a straight A student,but it was dancing that she was really crazy a

Madonna ____a straight A student,but it was dancing that she was really crazy a

题型:不详难度:来源:
Madonna ____a straight A student,but it was dancing that she was really crazy about.   
A.must beB.could beC.must have beenD.could have been

答案
D    
解析
 考查情态动词。根据题干后一个分句中的过去时态可排除A、B两项;C项的意思是“一定是”;D项的意思是“本来能够是”。句意为:Madonna本来可以成为一个全优生,但是她真正着迷的是舞蹈。根据题意可知,D项正确。
举一反三
I tried more than once to persuade the taxi
driver to slow down,but he just ____listen.
A.shouldn’tB.mustn’tC.couldn’tD.wouldn’t

题型:不详难度:| 查看答案
I ___, but I didn"t think you were serious.
A.shouldn"t laughedB.wouldn"t laughC.shouldn’t have laughedD.needn’t have laughed

题型:不详难度:| 查看答案
It"s dark, Mum ___ be waiting for my return.
A.canB.shouldC.mustD.may

题型:不详难度:| 查看答案
He ___ at the meeting this morning.He was in hospital at the time.
A.couldn’t have spokenB.mustn’t have spokenC.shouldn"t have spoken
D.needn’t have spoken

题型:不详难度:| 查看答案
He ___ be in the garden.He must be in the room.
A.can"tB.mustn’tC.will notD.may not

题型:不详难度:| 查看答案
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