——Guess what！I met an old school friend last week.——How nice！How long____ each

题干

——Guess what！I met an old school friend last week.
——How nice！How long____ each other？

A．didn't you see	B．haven't you seen
C．hadn't you seen	D．don't you see

上一题下一题 0.64难度单项选择更新时间:2013-12-18 02:31:28

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