Criticism and self-criticism are necessary __________they may help us to find...

作者: tihaiku 人气: - 评论: 0

问题 Criticism and self-criticism are necessary __________they may help us to find out and correct our mistakes.

选项 A．by that? ? B．at that C．on that? ? D．in that

答案 D

解析考查原因状语从句。句意为“批评与自我批评是必要的． __________它们可以帮助我们发现并改正错误”。in that意思是“因为，由于”，用于引导原因状语从句，故选D。

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