I was about to inform you of the sudden change ______an unexpected visitor came.A.becauseB.beforeC.w

题目简介

I was about to inform you of the sudden change ______an unexpected visitor came.A.becauseB.beforeC.w

题目详情

I was about to inform you of the sudden change ______an unexpected visitor came.
A.becauseB.beforeC.whenD.unless
题型:单选题难度:偏易来源:不详

答案

C

试题分析:固定句式:be about to do sth when…正要做某事在这时…;本句中的when是一个并列连词,引导的是一个并列句,表示意料之外的发生的事情。句义:我正要通知你那一个突然的变化,在这时一名不速之客突然来访。故C正确。

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