----Catherine, I have cleaned the room for you.---- Thanks. You _______ it. I co

题干

----Catherine, I have cleaned the room for you.
---- Thanks. You _______ it. I could manage it myself.

A．needn’t have done	B．needn’t do
C．mustn’t do	D．shouldn’t have done

上一题下一题 0.64难度单项选择更新时间:2016-08-09 04:49:06

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