The new China was founded in 1949, ______ great changes have taken place.A．since_刷题宝

题干

The new China was founded in 1949, ______ great changes have taken place.

A．since when

B．after which

C．in which

D．when

上一题下一题 0.85难度单项选择更新时间:2010-12-23 02:20:55

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