We have ordered too much food. I _______ eat any more.
A. can't
B. mustn't
C. needn't
D. shouldn't
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All passengers ________ go through safety check before they take a plane.
A. can
B. may
C. must
D. could
---______ I wear a tie to jenny's birthday party.---No, you needn’t. But do remember to bring her a present.
A. Must
B. Should
C. Need
D. Can
---Life is becoming convenient with the internet.---That's true. Almost everything _______ be done online.
A. must
B. could
C. should
D. can't
Shall we meet at the station at 9 am?In fact we ______. The train_____ until 11 am.
A. needn't; will leave
B. needn't; won't leave
C. mustn't; leaves
D. mustn't; doesn't leave