The key you have just gotthe front door. A.is used to openingB.is used to be opened C.is used to bei

题目简介

The key you have just gotthe front door. A.is used to openingB.is used to be opened C.is used to bei

题目详情

The key you have just got     the front door.
A.is used to openingB.is used to be opened
C.is used to being openedD.is used to open
题型:单选题难度:中档来源:不详

答案

D
现在分词表示经常性发生的动作,不定式表示一次性的动作,根据题意你拿的这把钥匙只是用来开前门的,open 和door是主动结构,选D。

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