Jack _______ swim when he was five years old. A.canB.could C.mayD.must
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Jack _______ swim when he was five years old. |
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。 |
举一反三
They can hardly move at all, _____________?A.can they | B.can’t they | C.don’t they | D.are they |
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---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’t | B.must; mustn’t | C.can’t; can’t | D.can’t; mustn’t |
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—Is the woman over there Miss White? —It ______ be her. She’s gone to Hangzhou.A.must | B.can’t | C.needn’t | D.may |
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—May I this pair of blue jeans? —Yes, you .A.try on; should | B.try on; can | C.have a look; can | D.look at; must |
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---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’t | B.mustn’t | C.needn’t | D.wouldn’t |
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