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题目
题型:不详难度:来源:
It has been announced that students _______ remain in their seats until all the papers have been collected.
A.can B.mayC.willD.shall

答案
D
解析
本题考查情态动词在这句话中,正确的句意应该为:学生必须留在座位上,直到所有的试卷都被收完为止。shall用作情态动词时,主语可以为第二或者第三人称,表示说话者对主语的命令、要求或者承诺等等,最符合本句的意思。而may/ can表允许;will表意愿,均不符合题意,故排除。
核心考点
试题【It has been announced that students _______ remain in their seats until all the 】;主要考察你对动词的分类等知识点的理解。[详细]
举一反三
----- Mary looks very upset. She _______ failed to pass the exam.
----- I guess so. It"s very difficult after all.
A  must have   B could have   C should have  D might have
题型:不详难度:| 查看答案
He _____ be really difficult at times even though he ,generally speaking, is a nice person.
A.canB.shouldC.shallD.must

题型:不详难度:| 查看答案
My brother is honest. He _____ such a thing.
A.might not doB.can’t have doneC.can doD.mustn’t have done

题型:不详难度:| 查看答案
-----Who ______ it be that hasn’t handed it in yesterday?
------It _______ be Bob. He handed it in yesterday.
A.can; mustn’tB.must; canC.can; can’tD.may; mustn’t

题型:不详难度:| 查看答案
The boy        be very naughty, but he is very lovely.
A.mightB.canC.mayD.need

题型:不详难度:| 查看答案
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