作业帮The room is so clean and neat ;you _______a thorough cleaningA must have given it B should have given it C had given it D have given it少了个 yesterdayThe room is so clean and neat ;you _______a thorough cleaning yesterday
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The room is so clean and neat ;you _______a thorough cleaningA must have given it B should have given it C had given it D have given it少了个 yesterdayThe room is so clean and neat ;you _______a thorough cleaning yesterday
The room is so clean and neat ;you _______a thorough cleaning
A must have given it
B should have given it
C had given it
D have given it
少了个 yesterday
The room is so clean and neat ;you _______a thorough cleaning yesterday
The room is so clean and neat ;you _______a thorough cleaningA must have given it B should have given it C had given it D have given it少了个 yesterdayThe room is so clean and neat ;you _______a thorough cleaning yesterday
选A.因为must have done表肯定推测,你一定彻底清理过了.should have done表本应做某事却没有做；C、D在此处不符合语境,直接排除.
A,房间这么干净和整洁，你一定进行了大扫除。
你好
选A must+现在完成时，表肯定推测
房间真是干净整洁啊。 你肯定是彻底的打扫了一遍吧。
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A
意思是这屋子好干净，你一定是做了个彻底扫除。