—Will you stay for supper?—Sorry, I _____. My mother is coming to see me. [

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—Will you stay for supper?
—Sorry, I _____. My mother is coming to see me. [ ]
A. mustn"t
B. am not
C. needn"t
D. won"t

答案

举一反三

—How beautiful our hometown is!
—Yes, trees and flowers _____ everywhere.[ ]
A. can be seen
B. can see
C. be seen
D. can"t see

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We _____ keep the new traffic law and learn how to protect ourselves. [ ]
A. may
B. should
C. can
D. need

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—Mary, _____ you speak Chinese?
—Yes, only a little.

[ ]

A. must
B. need
C. may
D. can

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The old man _____ our maths teacher. [ ]
A. maybe
B. may be
C. maybe not
D. may be not

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—Mum, _____ I go out to play?
—Yes, you can. But you must finish your homework first. [ ]
A. must
B. may
C. will
D. need

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