Peter be really difficult at times even though he's a nice person in general.A. shallB. s

发布时间：2020-08-17 09:26:28

Peter      be really difficult at times even though he's a nice person in general.
A. shall
B. should
C. can
D. must

网友回答

A. shall
B. should
(答案→)C. can
D. must
解析：根据句意中的at times可知，Peter有时真的很难相处。can表示推测，意为“可能会”。
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