He must have been annoyed by something yesterday, _____?A．wasn’t heB．hasn’t heC．_刷题宝

题干

He must have been annoyed by something yesterday, _____?

A．wasn’t he

B．hasn’t he

C．needn’t he

D．mustn’t he

上一题下一题 0.64难度单项选择更新时间:2014-03-17 08:04:13

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