【题目】The man's innocence was disbelieved until evidence came to light ______ he was trapped by a group who had committed the murder.
A. when B. which C. that D. where
在线课程【答案】C
【解析】考查名词性从句。句意：直到有证据表明他被一群犯下谋杀罪的人困住了，他的清白才被认为是无罪的。that引导的同位语从句，解释说明evidence的内容，故选C。