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        1. 精英家教網 > 初中英語 > 題目詳情

          —How clean the room is!   —Yes,I am sure that someone _______ it.

          A.cleans B.cleaned 
          C.has cleaned D.had cleaned 

          C

          解析試題分析:句意:-這個房間多么干凈!-是的,我確信有人打掃房間了。clean是一個動詞,意思是打掃。根據句意可知,現在房間非常的干凈,所以應該是有人已經打掃過了,故應該用現在完成時,故選C。A是一般現在時;B是一般過去時;D是過去完成時。
          考點:考查動詞時態(tài)。

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