3、参考词汇:排放:give offvt.空气: atmospheren.
作者句法基础不错,可适当增加复杂句的使用;作者能较熟练、灵活地使用词汇,建议要多使用学术词汇;语言不流畅;连词使用偏少。
As we know, our health is closely connected with the degree of air pollution. Our air has become polluted and it is high time we took action to slow down the air pollution.Here are some ways for us to prevent the air pollution. First,the government can take some measures,for example they can publish some laws which let factories to give off less dirty air.What's more,it's goes without saying that planting more trees is good for our atmosphere,because plants can absorb carbon dioxide.Since we are students,it is a good idea for us to take public trasportations to go to school.Lat but not least,we can develop new resources,which can cause less air pollution,such as wind resource and sun resource. If we can try our best to carry out these ways,preventing the air pollutions will not be a dream.