题目内容
—I telephoned him twice and I couldn’t get through to him.
—The line might have been out of order, _________?
A.don’t you B.do you
C.wasn’t it D.hadn’t it
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题目内容
—I telephoned him twice and I couldn’t get through to him.
—The line might have been out of order, _________?
A.don’t you B.do you
C.wasn’t it D.hadn’t it