知识问答
最佳答案：It is an indispensable duty for our middle school students to protect enviroment
最佳答案：不要随地仍烟头:Don't informal sill a cigarette butt节约用水:save water不要践踏草地:Don't to stamp
最佳答案：Pick up trash for the protection of environment.Form a group to climb hills and
最佳答案：I sing of motherly love,I praise the maternal love,because love makes megrow stu
最佳答案：All time is no time when it is past.光阴一去不复返.A lazy youth,a lousy age.少壮不努力,老大徒伤悲
最佳答案：table ware that is not poisonous and won't cause pollution.无毒且不会引起污染的餐具.table wa
最佳答案：Nowadays the environmental protection become more thematic,the cleaning product
最佳答案：The earth is our mother, without reservation providing for the survival of human
最佳答案：The development of the rural economy and culture is not that good,especial the a
最佳答案：Trees' being cut down and farmlands' being occupied have polluted the air, which
最佳答案：The people more and more realize the development environmental protection produc
最佳答案：People realize more and more that develop the importance of environmentally safe
最佳答案：The people more and more realize the development environmental protection produc
最佳答案：While the whole world is promoting environment protection,and trying to keep a b
最佳答案：The way of tackling the issue of global warming should be seeking effective envi
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