Nowadays human being faces a lot of environmental problems,one of which is global warming.The main reason is the greenhouse gases,such as carbon dioxide.With the developmengt of economy长度限制
关于全球变暖的主要原因,影响及解决措施的英语作文
Nowadays human being faces a lot of environmental problems,one of which is global warming.The main reason is the greenhouse gases,such as carbon dioxide.With the developmengt of economy长度限制