________ is as much an art as it is ________ science.A．Cloning; aB．Clone; / C．T_刷题宝

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________ is as much an art as it is ________ science.

A．Cloning; a

B．Clone; /

C．To clone; the

D．Cloning; the

上一题下一题 0.4难度单项选择更新时间:2011-11-21 07:18:22

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