Question

【题目】Although I soon convinced him___________ my innocence, I think he still has serious doubts about my sanity.

A. of

B. about

C. on

D. in

Answer 1

【答案】A

【解析】考查固定搭配。句意：虽然我很快便让他相信我是清白的，但是我想他仍然非常怀疑我是否神志正常。convince sb. of使某人相信某事,故选A。