Question

【题目】I always had doubts he would be the best man for the job , but now I don’t doubt he can do it.

A. whether; whether B. that ; if

C. if; whether D. whether; that

Answer 1

【答案】D

【解析】

试题分析：考查名词性从句的连接词。Doubt whether（否定句）担心…是否…,doubt that（肯定句）怀疑……。句意：我总是担心他是否是那个最合适这项工作的人，但是现在我不怀疑他可以胜任。故选D。