The old scientist devoted all her time she had the western parts of China.A. to developB.

发布时间：2020-08-21 01:07:11

The old scientist devoted all her time she had      the western parts of China.
A. to develop
B. developing
C. to developing
D. developed

网友回答

A. to develop
B. developing
(答案→)C. to developing
D. developed
解析：本题中主要考查的是devote sth to doing sth ，故选C
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