He looks upset. Let’s try to .A. cheer up himB. cheer him upC. cheer he upD. cheer up he

问题补充：

He looks upset. Let’s try to .

A. cheer up him

B. cheer him up

C. cheer he up

D. cheer up he

答案：

A. cheer up him

(答案→)B. cheer him up

C. cheer he up

D. cheer up he

解析：考查短语：cheer up 欢呼起来，振作起来，有代词时需放在中间，人称代词应是宾格形式，所以选B，句意：他看起来不高兴，让我们试着让他振作起来吧。