题目内容
(请给出正确答案)
[主观题]
According to the passage, incomplete combustion is more likely to occur with gasoline than
with an alternative fuel because______.
A.the combustion of gasoline releases photo-chemically active hydrocarbons
B.the combustion of gasoline involves an intricate series of reactions
C.gasoline molecules have a simple molecular structure
D.gasoline is composed of small molecules
提问人:网友luoyong919
发布时间:2022-01-06