关于环境污染分类的英语小作文
题目
关于环境污染分类的英语小作文
答案
在世界环保日到来前夕,联合国教科文组织就如何处理垃圾问题向全世界中学生征文.请你以Saving Our City 为题,根据所给提示写一篇120词左右的短文.文章开头以给出,不计入总词数.
提示:
1.城市垃圾的危害:污染环境,有害健康.
2.处理垃圾的措施:垃圾分类;报纸、玻璃的再利用;有害垃圾的处理;废水处理;制定相关法律.
Saving Our City
It is very important to deal with the rubbish in cities.One of important reasons is that it pollutes the environment in cities.Another important reason is that it is harmful for people's health.There are a lot of methods to deal with the rubbish.The rubbish can be categorized specifically,while some of them such as newspaper and glass can be reused.This can save a lot of money while dealing with the rubbish.In addition,the harmful rubbish must be dealed with carefully because it has strong power to pollute cities.The polluted water mustn't be put into rivers before it has been recycled.Basically,enacting relevant law is most urgent.It is the rule of preventing from polluting.
举一反三
已知函数f(x)=x,g(x)=alnx,a∈R.若曲线y=f(x)与曲线y=g(x)相交,且在交点处有相同的切线,求a的值和该切线方程.
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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