Diesel engines burn as much as 30 percent less fuel than gasoline engines of comparable size, as well as emitting far less carbon dioxide gas and far fewer of the other gases that have been implicated in global warming.
(A) of comparable size, as well as emitting far less carbon dioxide gas and far fewer of the other gases that have (B) of comparable size, as well as emit far less carbon dioxide gas and far fewer of the other gases having (C) of comparable size, and also they emit far fewer carbon dioxide and other gases that have (D) that have a comparable size, and also they emit far less carbon dioxide gas and other gases that have (E) that have a comparable size, as well as emitting far fewer carbon dioxide and other gases having 此题答案选A，但是A中gas是可数名词吧。less carbon dioxide gas，这里为啥用less修饰gas呢？作者: justin410 时间: 2011-9-10 22:04
cabon dioxide gas是不可数名词，你不能单单只去看gas...作者: yunshishow 时间: 2011-9-10 22:41
但是cabon dioxide只是为了修饰gas的，只能看gas来决定它是可数还是不可数名词。就比如说water pump（水泵）这个单词你不能说它是不可数名词吧。