—The meeting is about to start, yet the speaker hasn’t turned up.— No one knows

题干

—The meeting is about to start, yet the speaker hasn’t turned up.
— No one knows ____.

A．what the matter is	B．what is the wrong
C．what is the matter	D．how matter stood

上一题下一题 0.85难度单项选择更新时间:2010-06-30 06:13:29

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