He disappeared last month, _______ we have heard nothing of him.A．whenB．after w_刷题宝

题干

He disappeared last month, _______ we have heard nothing of him.

A．when

B．after which

C．from which

D．since when

上一题下一题 0.64难度单项选择更新时间:2010-12-06 03:20:55

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