Recently people have made great progress in using power of nature to produce electricity

发布时间：2020-08-17 13:33:18

Recently people have made great progress in using      power of nature to produce      electricity.
A. a; the
B. / ; /
C. the; /
D. a; an

网友回答

A. a; the
B. / ; /
C. the; /
D. a; an
解析：解析：考查冠词。第一个空特指自然界的power，所以用定冠词；第二个空后的electricity是不可数名词，所以不用冠词。
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