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uld 11. May I go to the cinema, Mum? (2021 安徽 ) Certainly. But you ______ be back by 11 o’clock. A. can B. may C. must D. need 課后反思 : ___ 。 ought D. needn39。 must C. shouldn39。 may B. can39。 must 4. Can I go fishing with you, Dad? No, you _______. You ________ stay at home and do your homework first. A. won39。 must C. How。 二、 當(dāng)堂檢測 1. When traffic lights are red, we________ stop and wait. A. may B. can C. must D might 2. Your father is sleeping , You had better________. A. not to make muchnoise B. not make much noise C. not to be quiet D.