【Manyyearsago,ourearthisclean.Buttherearemanykindsofp__onit.Wemuststopdoingthis.Wearef__oftheearth.首
2020-11-22 159次 反馈错误 加入收藏 正确率 : 100%
题目内容：
Many years ago,our earth is clean.But there are many kinds of p__ on it.We must stop doing this.
We are f__of the earth.首字母填空
优质解答
pollution
friends
请及时采纳,多谢!
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