What do you think of the reason he gave at the meeting yesterday?A. whyB. for whichC. tha

问题补充：

What do you think of the reason he gave at the meeting yesterday?

A. why

B. for which

C. that

D. in which

答案：

A. why

B. for which

(答案→)C. that

D. in which

解析：考查定语从句，这句话的先行词虽然是the reason，但是定语从句中缺少的是give的宾语，所以用that或which引导定语从句，句意：你认为他昨天在开会的时候给出的建议怎么样？选C。