Walter offered us a lift when he was leaving the office, but our work _______, w

题干

Walter offered us a lift when he was leaving the office, but our work _______, we refused his offer.

A．not finishing	B．had not been finished
C．not having finished	D．not finished

上一题下一题 0.64难度单项选择更新时间:2013-07-03 03:52:36

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