英语演讲稿:拯救地球演讲稿《英语演讲稿:拯救地球》,希望大家喜欢。相关内容请参考以下链接:竞聘演讲稿国旗下演讲稿竞选演讲稿护士节演讲稿师德师风演讲稿三分钟演讲稿savetheearth withtheeconomicdevelopment,?peopleproduce?anddoyouknowwherethematerialisfrom?itisfromourmother,,wegetfossiloilandcoalfromunderground.,,destroyourhometown. whatdowecause?globalwarming,ozonedepletion,,theearthbeesweakerandweaker. ,,suchasdrowningtownsandvillages,,. whatshouldwedo?,weshouldchoos
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