知识问答
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:温伯恩明斯特(Wimborne Minster)多塞 - 英格兰 - 欧洲Though Wimbourne does not exist in modern B
最佳答案:The earth is our mother, without reservation providing for the survival of human
最佳答案:Today,there are more and more people on earth. Earth is becoming more and more c
最佳答案:If everybody takes care of our environmental protection ,then our future life wi
最佳答案:In environmental terms,o'loreal assist the company implemented a number of effec
最佳答案:Scientists and environmentalists are concerned about global warming.The use of f
最佳答案:Light emitting diode ( LED ) because of high efficiency,energy saving,long servi
最佳答案:Trees' being cut down and farmlands' being occupied have polluted the air, which
最佳答案:1.Born in a family of workers,she began to play ping-pong at the age of 5.2.We h
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