The house is dirty because it since they moved out.A.doesn’t cleanB.isn’t clean
题型:不详难度:来源:
The house is dirty because it since they moved out.A.doesn’t clean | B.isn’t cleaned | C.hasn’t cleaned | D.hasn’t been cleaned |
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答案
D |
解析
试题分析:考查时态:句意:房子很脏,因为自从他们搬出去了一直没有被打扫。时间状语是since连接的时间状语从句,和现在完成时连用,因为the house和clean是被动关系,用现在完成时的被动。选D。 点评:英语中的时态主要由动词的形式决定,因此在学习英语时态时,要注意分析动词形式及具体语境,想象在那个特定的时间动作所发生的背景,这个动作是经常性动作、一般性动作、进行性动作、完成性动作还是将要发生的动作。这题的关键是since连接的时间状语从句。 |
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