问题

Tom, it seems that you haven’tcleaned your bedroom the whole week .—You didn’t come in around 10 yesterdaymorning; I ________ it .

A:Having taught
B:have cleaned
C:was cleaning
D:had cleaned

正确答案是：

同类题型

50Is there a gas station around _____ I can get some petrol?

There isn’t in today’s newspaper.

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Bill and Tom are my friends. They are ______