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题目
题型:不详难度:来源:
—Where did you get this book?
—I picked it up from a second-hand bookshop if you ______ know.
A.mustB.willC.canD.shall

答案
A
解析

试题分析:A. must必须,一定             B. will将要    C. can能够  D. shall将要;句意:你从哪里得到这本书的?如果你一定要知道的话,我是从二手书店买的。故选A
点评:情态动词是高考的必考语言点。情态动词表必要性时用must(必须)与don’t have to / needn’t(不必要);表推测时用must (肯定、一定)与 can’t/couldn’t (不可能);表请求和许可时can/may(可以、能够)与can’t/mustn’t(禁止、不许)。shall多用于法律条文中,表示必须。
核心考点
试题【—Where did you get this book?—I picked it up from a second-hand bookshop if you 】;主要考察你对动词的分类等知识点的理解。[详细]
举一反三
Being examined twice a year, whether it is a car or a bus or a truck, it is the rule that every driver____ obey in this city.
A.shallB.canC.has toD.need

题型:不详难度:| 查看答案
Michael       be a policeman, for he is much too short.
A.needn’tB.can’tC.shouldD.may

题型:不详难度:| 查看答案
The weather turned out to be fine yesterday.I        the trouble to carry my umbrella with me.
A.should have takenB.could have taken
C.needn’t have takenD.mustn’t have taken

题型:不详难度:| 查看答案
My sister met him at the street yesterday afternoon, so he __________ your lecture.
A.shouldn’t have attendedB.couldn’t have attended
C.mustn’t have attendedD.needn’t have attended

题型:不详难度:| 查看答案
My sister met him at the street yesterday afternoon, so he __________ your lecture.
A.shouldn’t have attendedB.needn’t have attended
C.mustn’t have attendedD.couldn’t have attended

题型:不详难度:| 查看答案
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