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    精英家教网 > 初中英语 > 题目详情
    12．
    Pollution in our life
    Some types of pollution•（21）Airpollution
    It is bad to living things in the world．
    •Water pollution
    It kills our fish and pollutes our drinking water．
    •Noise pollution
    It makes us talk louder and become angry more（22）Costly
    Ways to（23）preventpollutionFactories must clean their waste water（24）beforeit is thrown away．
    If there are fewer people driving on the road，there will be（25）lesspollution．

    分析 略

    解答 21．Air 22．Costly 23．prevent 24．before 25．less

    点评 略

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