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题目
题型:不详难度:来源:
She must have seen the blind man many times , ____ she ?
A.haven""tB.didn""tC.hasn""tD.hadn""t

答案
C。
解析
在构成对过去事情推断的反义疑问句中,后面用过去时还是用完成时,得视语境和句子结构而定,即:有过去的时间状语,用 did;没有时看语境。
核心考点
试题【 She must have seen the blind man many times , ____ she ? A.haven""tB.didn""tC.h】;主要考察你对虚拟语气等知识点的理解。[详细]
举一反三
“I won""t go to school today , Dad ? ” “____ . ”
A.You shallB.You shouldC.You mustD.You will

题型:不详难度:| 查看答案
“That VCD you bought ____ very expensive” . “Do you know ____ ? ”
A.ought to be ; how much it costB.may be ; how much it costs
C.must be ; how much it costD.can be ; how much doesn""t it cost

题型:不详难度:| 查看答案
— ____ he be at home now ?
— No . he ____ not . He ____ be in his office . He often goes home from work at almost twelve .
A.Can ; can ; mustB.Must ; need ; canC.May ; must ; mustD.May ; need ; must

题型:不详难度:| 查看答案
Johny , you ____ play with the knife , you ____ hurt yourself .
A.won""t ; can""tB.mustn""t ; mayC.shouldn""t ; mustD.can""t ; shouldn""t

题型:不详难度:| 查看答案
It""s nearly seven o""clock . Jack ____ . be here at any moment .
A.mustB.needC.shouldD.can

题型:不详难度:| 查看答案
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