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

题目简介

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

题目详情

Most air pollution is caused by the burning of _________ like coal, gas and oil.
A.fuelsB.articles
C.goodsD.products
题型:单选题难度:偏易来源:不详

答案

A

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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