_______ to the discovery of radium, Madame Curie plays an important role in mod

题干

_______ to the discovery of radium, Madame Curie plays an important role in modern
science.

A．Devoting	B．Devoted
C．Being devoted	D．Having devoted

上一题下一题 0.85难度单项选择更新时间:2010-07-07 09:41:01

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