—Mom, must I clean the room now? —No, you ________. [ ]A. must B. must not C

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—Mom, must I clean the room now?
—No, you ________. [ ]
A. must
B. must not
C. can"t
D. needn"t

答案

举一反三

David can"t go to take part in the sports meeting, because he"ll ________ take care of his mother
who is ill.        [     ]
A. must
B. has to
C. have to
D. needs to

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—Miss Smith, must I finish homework now?
—No, you ________. But you must do it after school.[     ]
A. must
B. can
C. mustn"t
D. needn"t

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Can we _______ our books here? [ ]
A. put
B. puts
C. putting
D. is putting

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—Can you speak Japanese?
—Sorry, I _______.        [     ]
A. needn"t
B. can"t
C. mustn"t
D. may not

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—Listen! Is that Kate playing the piano in the room?
—No. It _______ be Kate. She has gone to London. [     ]
A. may not
B. needn"t
C. mustn"t
D. can"t

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