题干
．Low-carbon lifestyle is of great benefit to improve the world environment． can be
enjoyed from it until you have a deep understanding of it，however．
enjoyed from it until you have a deep understanding of it，however．
A：Something
B：Nothing
C：Few
D：Much
答案(点此获取答案解析）
B
和 
； 
被氧化为 
和 
，由此推断分子式为C4H8的烯烃的氧化产物有（ ）