The boy was caught in the examinaton room and was later punished for that.A. cheatB. cheat

问题补充：

The boy was caught in the examinaton room and was later punished for that.

A. cheat

B. cheated

C. cheating

D. to cheat

答案：

A. cheat

B. cheated

(答案→)C. cheating

D. to cheat

解析：固定结构。Catch sb doing sth抓住某人正在做某事；本题是这一结构的被动语态。句意：那个男孩考试作弊被当成抓住后来因此而被惩罚。