
The picture reflects the air pollution is threats our healthy day by day,everybody has to wear masks to protect themselves from the fog and haze. Therefore,we can not neglect the seriousness of air pollution.
As a matter of fact,we have many methods to avoid or reduce the harm of air pollution.On the one hand,the major and largest sources of air pollution come from industrial pollution and automobile exhaust.Therefore,we should try to develop new energy to replace the tradition ones;in addition,public transportation vehicles is our top choice when we go out to doing something.On the other hand,we should plant more trees to absorb more carbon dioxide in the air and let trees release more oxygen through the process of photosynthesis.
In brief,the air belongs to us all and everybody on the planet ,to should take the responsibility for protecting the environment,to be specific,the air.
英语四级一般词汇L字母开头的单词
英语四级高频词汇精华版首字母B单词3
英语四级一般词汇测试题测试4
英语四级高频词汇测试题测试19
英语四级高频词汇精华版首字母A单词22
玩中记英语四级单词265
英语四级高频词汇精华版首字母A单词10
英语四级一般词汇Y字母开头的单词
玩中记英语四级单词258
玩中记英语四级单词257
英语四级一般词汇T字母开头的单词
英语四级高频词汇精华版首字母A单词14
玩中记英语四级单词266
英语四级高频词汇精华版首字母B单词11
英语四级高频词汇精华版首字母A单词24
英语四级高频词汇测试题测试17
英语四级一般词汇N字母开头的单词
英语四级高频词汇精华版首字母A单词27
玩中记英语四级单词255
玩中记英语四级单词261
英语四级一般词汇测试题测试5
玩中记英语四级单词256
英语四级一般词汇测试题测试1
英语四级高频词汇精华版首字母A单词33
英语四级高频词汇精华版首字母A单词13
英语四级高频词汇精华版首字母A单词20
玩中记英语四级单词270
玩中记英语四级单词279
英语四级高频词汇测试题测试15
英语四级高频词汇精华版首字母A单词30
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