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题目
题型:不详难度:来源:
—Listen! Is Mary singing in the next room?
—No. It _______ be Mary.She has gone to Shanghai for an important meeting.
A.can’tB.may notC.mustn’tD.needn’t

答案
A
解析

试题分析:句意:听,玛丽在隔壁唱歌吗?- 不是,那肯定不是玛丽,她去上海开一个重要的会议。must,can(could),may(maight) 可以表示猜测,must 表示肯定猜测,用于肯定句,肯定……,一定……;can’t,表示否定猜测,肯定不……,另外can(could),may(maight),表示可能性猜测,可能……。根据后文可知是否定猜测,故选A。
核心考点
试题【—Listen! Is Mary singing in the next room?—No. It _______ be Mary.She has gone t】;主要考察你对词法等知识点的理解。[详细]
举一反三
---Someone is knocking at the door. Is it your brother?
---No, it        be him. He’s gone to Hunan.
A.mustn’tB.won’t C.can’t  D.needn’t

题型:不详难度:| 查看答案
—Shall I help you prepare for the dinner?
—No, you ________. Everything has been ready.
A. can’t            B. mustn’t         C. needn’t
题型:不详难度:| 查看答案
—____ I swim here?
—I’m sorry. Children ____ swim alone here..
A.Must, can’tB.May, must
C.Can, mustn’tD.Can’t, can

题型:不详难度:| 查看答案
---Look at the glasses on the desk. Are they David’s?
---They      belong to him. I saw him go out with glasses just now.
A.mightB.could
C.mustn’tD.can’t

题型:不详难度:| 查看答案
— Listen! Jane is singing in the next room.
— It             be her. She has gone to New York.
A.can’tB.must
C.shouldn’tD.can

题型:不详难度:| 查看答案
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