[单选题] 提问人:匿名网友 提问时间:2021-08-23

Which of the following statements about the coal is true?


A .The coal is a kind of fossil fuels
B .The coal is an efficient fossil fuel.
C .As a raw material, coal is more important than oil in the chemical industries.
D .The coal will not be run out.

提问人:匿名网友 提问时间:2021-08-23

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