You cannot take back your words _________ they are out of your mouth.A.beforeB.whetherC.onceD.while-

题目简介

You cannot take back your words _________ they are out of your mouth.A.beforeB.whetherC.onceD.while-

题目详情

You cannot take back your words _________ they are out of your mouth.
A.beforeB.whetherC.onceD.while
题型:单选题难度:中档来源:不详

答案

C               
             
试题分析:考查连词辨析。句意:一旦话已出口,你不能收回你说的话。Take back 收回。they are out of your mouth是主句的假设条件,故选C项。  
考点 : 考查连词辨析

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