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 be | B．could be | C．must have been | D．could have been |
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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’t | B．mustn’t | C．couldn’t | D．wouldn’t |
|
I ___, but I didn"t think you were serious.| A．shouldn"t laughed | B．wouldn"t laugh | C．shouldn’t have laughed | D．needn’t have laughed |
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| It"s dark, Mum ___ be waiting for my return. |
He ___ at the meeting this morning.He was in hospital at the time.| A．couldn’t have spoken | B．mustn’t have spoken | C．shouldn"t have spoken | | D．needn’t have spoken |
|
He ___ be in the garden.He must be in the room.
‘| A．can"t | B．mustn’t | C．will not | D．may not |
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