—I still have a toothache. —Oh, sorry, the medicine didn"t work, so yo

题型：期末题难度：来源：

—I still have a toothache.
—Oh, sorry, the medicine didn"t work, so you ________try another kind.        [     ]
A. need
B. mustn"t
C. may
D. can"t

答案

举一反三

Henny _________ be at home now because he phoned me from the school just now .[ ]
A.mustn"t
B.isn"t he able to
C.may not
D.can"t

题型：同步题难度：| 查看答案

Could I borrow your bike?Yes ,of couse you ___________.[ ]
A. must
B. need
C. can
D.could

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I __work out the maths problem.Lily____know the answer.Let"s ask her for help.[     ]
A.can"t  must
B.can"t  may
C.may not ,  has to
D.have to ,can

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The room is big enough .It _______hold 1000 people.[ ]
A. may
B. must
C. can
D. have to

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Tony hasn’t come to school yet. He __________ be ill or has something wrong.[ ]
A. may
B. will
C. need
D. shall

题型：同步题难度：| 查看答案