【题目】The girl, when _____ why she _____ in the exam, just lowered her head and kept silent.
A. questioned; was cheated
B. being questioned; was cheating
C. questioned; had cheated
D. being questioned; has cheated
在线课程【答案】C
【解析】考查非谓语动词。句意：当被问到为什么在考试中作弊中，小女孩低头不语。When引导的是时间状语从句，与girl 之间是被动关系，所以用done形式，作弊没有被动语态，故选C项。