The woman scientist,like all the other scientists,has devote

问题描述：

The woman scientist,like all the other scientists,has devoted all her time__ the cause of SARS.
应选哪个答案选择：A.to study B.to studying C.studying D.study.
请问应选择哪一个啊?为什么?

1个回答分类：综合 2014-09-24