You be hungry already—you had lunch only two hours ago!A. wouldn’tB. can’tC. mustn’tD. ne

问题补充：

You be hungry already—you had lunch only two hours ago!

A. wouldn’t

B. can’t

C. mustn’t

D. needn’t

答案：

A. wouldn’t

(答案→)B. can’t

C. mustn’t

D. needn’t

解析：wouldn’t不会；can’t不可能；mustn’t禁止；needn’t不必。句意：你不可能已经饿了，你两小时前才吃午饭，故选B。