题目内容
【题目】--Look! Someone ____ the floor.It's clean.
--Well,it wasn't me I went shopping just now.
A. is sweeping B. was sweeping
C. had swept D. has swept
【答案】D
【解析】试题分析:句意:—看!有人扫了地板。很干净。—嗯,这不是我。我刚才购物去了。根据It's clean可知该句该用现在完成时,而现在完成时是由“have/has+过去分词”构成的,本句主语Someone属第三人称单数,所以选D。
练习册系列答案
相关题目