---_I come back before five o’clock? ---No, you . But you__ be back later than

题目简介

---_______I come back before five o’clock? ---No, you ________. But you________ be back later than

---_______I come back before five o’clock?
---No, you ________. But you________ be back later than seven o’clock

A．Need; must; mustn’t	B．May; mustn’t; can’t
C．Can; can’t; can’t	D．Must; needn’t; can’

题型：单选题难度：中档来源：不详

试题分析：句意：我必须在五点前回来吗？不，你不必要，但是你不能在七点后回来。情态动词must必须；对其否定的回答用needn’t不必要；注意不能用mustn’t禁止；can’t不能；结合语境故选D。