While _________ in Britain, he made friends with the natives there.A．workingB．wo_刷题宝

题干

While _________ in Britain, he made friends with the natives there.

A．working	B．worked
C．he works	D．he is working

上一题下一题 0.64难度单项选择更新时间:2012-11-27 09:10:33

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