We have reached a point ______ a change is needed. A．whenB．with whichC．whyD．wher_刷题宝

题干

We have reached a point ______ a change is needed.

A．when

B．with which

C．why

D．where

上一题下一题 0.64难度单项选择更新时间:2013-03-05 09:41:23

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