More attention must be paid _ the endangered animals.A. protect B. to protect C. to prote

发布时间：2020-08-17 02:12:34

More attention must be paid _         the endangered animals.
A. protect
B. to protect
C. to protecting
D. protecting

网友回答

A. protect
B. to protect
(答案→)C. to protecting
D. protecting
解析：句意：要更加注意保护频临灭绝的动物。这里是pay more attention to+doing，这里是它的被动结构，故选C。
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