Tony _____ go to the opera on Saturday because he"s going to have a meeting. [

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Tony _____ go to the opera on Saturday because he"s going to have a meeting.

[ ]

A. can"t
B. might
C. mustn"t
D. should

答案

举一反三

Lisa, _____ you speak French? [ ]
A. need
B. must
C. may
D. can

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We hope that as many people as possible _____ join us for the charity show tomorrow. [ ]
A. need
B. can
C. must
D. should

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—Look at the boy running on the ground. Is it Davis?
—It _____ be him. I saw him go to the teacher"s office just now. [ ]
A. must
B. can"t
C. could
D. might

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—Bill, is the pink umbrella Anna"s?
—No, it _____ be hers. Hers is purple. [ ]
A. might
B. must
C. can"t

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This history book _____ be Bob"s sister"s. His sister is only a baby. [ ]
A. must
B. might
C. can"t

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