问题 选择题

Unfortunately, the element Madam Curie devoted all her life              her death.

A.to caused

B.causing

C.to be caused

D.to causing

答案

答案:A

本题考查动词。句中Madam Curie devoted all her life to作定语,修饰the element,主句缺少谓语动词,根据语境用一般过去时,选A。

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