问题
选择题
The boy ______ in the exam is a student in Class Nine.
A．catching cheating
B．caught cheated
C．catching cheated
D．caught cheating
答案
答案：D
题目分析：考查非谓语动词。the boy与catch是动宾关系，应该使用过去分词作后置定语，相当于who was caught cheating，排除A、C；catch sb doing sth撞见某人正在做某事，排除B。故选D。