Which team are you going to play do you know?A. onB. againstC. toD. about

问题补充：

Which team are you going to play , do you know?

A. on

B. against

C. to

D. about

答案：

A. on

(答案→)B. against

C. to

D. about

解析：

试题分析: 句意：你们要和哪个队比赛，你知道吗？play against和……比赛，固定短语，故选B.