1、Today,a drop of saving a blood for posterity.今天节约一滴水，留给后人一滴血。
2、The consumption restriction in ecosystems can withstand range.把消费限制在生态圈可以承受的范围内。
3、English is the bridge to the world.英语是走向世界的桥梁。
4、Knowledge is a treasure, but practice is the key to it.知识是宝库，而实践是开启宝库的钥匙。
5、Discard the old ways of life in favor of the new Be promising and diligent in one’s work.革故鼎新奋发图强。
6、Teach students in allowance with their opportunities Take advantage of their specialties.因材施教 发展特长。
7、To protect the environment,starts from me.保护环境，从我做起。
8、It's our duty to save water.节约水是我们每个人的责任。
9、Save the earth together.拯救地球，一起动手。
10、we can't live without water.没有水我们就不能生存。
11、We should take many measures to stop pollution.我们应该采取许多措施去停止污染。（bIJIaOGao.coM 笔稿范文网）
12、No one can live without water or air.没有人能离开水和空气生存。
13、Planting trees Trees are very helpful and important for us.树对我们人类是多么的重要和有用。
14、The earth had no health without human health.没有地球的健康就没有人类的健康。
15、Something must be done to stop the pollution.人类必须采取一些措施来制止污染。
16、Many rivers and lakes are seriously polluted.很多河流湖泊已经受到严重污染。
17、Time is life.时间就是生命。
18、Without the shade from trees, Earth would get too hot to live on.没有了树荫，地球将会变得太热而不能生存。
19、Knowledge is power.知识就是力量。
20、As we know , water is very important to man.我们知道，水对人类来说是非常的重要。
