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题目
题型:不详难度:来源:
Jack _______ swim when he was five years old.
A.canB.could C.mayD.must

答案
B
解析
词义辨析。Can,could能,会;may可以;must必须。句意:杰克5岁时会游泳。排除C,D;根据when he was five years old,可知要用一般过去时,所以选B ,could,表过去能够。
核心考点
试题【 Jack _______ swim when he was five years old. A.canB.could C.mayD.must】;主要考察你对词法等知识点的理解。[详细]
举一反三
They can hardly move at all, _____________?
A.can theyB.can’t theyC.don’t theyD.are they

题型:不详难度:| 查看答案
---Look. The man at the gate _____ be our headmaster. He is always standing there every morning.
---No. it ____ be him. He is having a meeting in the office now.
A.must; can’tB.must; mustn’t
C.can’t; can’tD.can’t; mustn’t

题型:不详难度:| 查看答案
—Is the woman over there Miss White?
—It ______ be her. She’s gone to Hangzhou.
A.mustB.can’tC.needn’tD.may

题型:不详难度:| 查看答案
—May I         this pair of blue jeans? —Yes, you        .
A.try on; shouldB.try on; can
C.have a look; canD.look at; must

题型:不详难度:| 查看答案
---I think Miss Gao must be in the library. She said she would go there.
---No, she ___________ be there. I have just been there.
A.can’tB.mustn’tC.needn’t D.wouldn’t

题型:不详难度:| 查看答案
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