His sister left home in 2009, and__since.A.had not been heard ofB.has not been heard ofC.had not hea

题目简介

His sister left home in 2009, and__since.A.had not been heard ofB.has not been heard ofC.had not hea

题目详情

His sister left home in 2009, and__since.
A.had not been heard ofB.has not been heard of
C.had not heard ofD.has not heard of
题型:单选题难度:中档来源:不详

答案

B

试题分析:考查时态语态,时间是副词since“自从那时”,用现在完成时,而且his sister和hear of是被动关系,所以选B,句意是:他姐姐2009年离开家,自从那时一直没有音讯。
点评:要善于确定句子时态,可以通过时间状语确定,还可以根据上下文来确定.但不能断章取义,要认真看清题意。也同时考虑语态问题。

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