四年级下册期末考试英语作文范文2019

　　环境保护

　　recently, the problem of environmental pollution is getting more and more serious. the air pollution, noise pollution and water pollution are found on the newspaper everywhere. it is obvious that we should do something to protect our earth. because we have only one home. we should try our best not to pollute the environment and appeal the people around us make their effort to protect our unique home.

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