Most air pollution is caused by the burning of like coal, gas and oil. A. fuelsB. articl

发布时间：2020-08-17 14:08:26

Most air pollution is caused by the burning of      like coal, gas and oil.
A. fuels
B. articles
C. goods
D. products

网友回答

(答案→)A. fuels
B. articles
C. goods
D. products
解析：
A。根据空格后的like coal, gas and oil可知，此题应填fuels，因为coal, gas, oil均属于fuel。
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