—What do you think of Peter?
—He be really difficult to get along with even though he’s a nice person in general.
A. shall
B. should
C. must
D. can
网友回答
A. shall
B. should
C. must
(答案→)D. can
解析：考查情态动词：句意：--你认为皮特怎么样？--虽然彼得总的来说是个好人，但他可能很难相处。can表示客观上可能性，他可能难相处，不是绝对的，A. shall将会，B. should应该，C. must必须，选D。