We should try our best to those people after the disaster.A. break out B. cheer onC. bre

问题补充：

We should try our best to those people after the disaster.

A. break out

B. cheer on

C. break up

D. cheer up

答案：

A. break out

B. cheer on

C. break up

(答案→)D. cheer up

解析：考查短语辨析。A. break out爆发；B. cheer on向……喝彩；C. break up破裂；D. cheer up振作起来。句意：我们将尽我们最大的努力使那些灾后的人们振作起来。故D正确。