.Saving resources is a basic policy of our country . And it proves to its sustainable dev

发布时间:2020-08-16 13:07:08


.Saving resources is a basic policy of our country . And it proves      to its sustainable development .
A. to be great significance
B. to be of great significant
C. of great significance
D. great significant

网友回答

A. to be great significance
B. to be of great significant
(答案→)C. of great significance
D. great significant
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