题目内容：

英语作文 Keep Our School Clean 80词左右
如题.必须用上以下词语.It's our duty to.not...spit in a public place draw..on the wall throw ...onto...make a rule do some cleaning do something useful be sure
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优质解答

keep our school cleanAs a student ,it's our duty to keep our school clean,on one hand ,we should not spit in a publlic place ,on the other hand ,we can't draw on the wall.what's more ,we must not thro...