高一英语演讲稿1分钟需要一份1分钟的高一英语演讲稿.内容不限,单词尽量简单.

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高一英语演讲稿1分钟
需要一份1分钟的高一英语演讲稿.内容不限,单词尽量简单.

Pollution Most of us today (recognize that environmental pollution has been a greatly serious problem.lots of plants trees corps are destroyed by bad air.many fish die of poisonous water.thousands of ...