We believe ________ we can find out the wonder drugs to H7N9 bird flu.A.whenB.whetherC.whatD.that-高

题目简介

We believe ________ we can find out the wonder drugs to H7N9 bird flu.A.whenB.whetherC.whatD.that-高

题目详情

We believe ________ we can find out the wonder drugs to H7N9 bird flu.
A.whenB.whether
C.whatD.that
题型:单选题难度:中档来源:不详

答案

D
D 考察名词性从句。Believe后面接宾语从句,且为陈述句,故使用that引导。D项正确。ABC都接疑问句。

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