知识问答
最佳答案：Life on earth depends on the sun．地球上的生物依赖于太阳Day after day we see its light and f
最佳答案：Transitional use of resources will enable the earth's resources were exhausted.
最佳答案：although two third surfaces of the earth are coverded by ocean,the water in ocea
最佳答案：A lot of animals have been gone which lived in earth many years ago.
最佳答案：Fredric Brown's "Knock"published in Thrillering Wonder Stories 1948:"The last ma
最佳答案：The last person on the earth is sitting in the room alone and someone knocks the
最佳答案：The water,you are Earth's blood.You,on the Earth have not had the life.The water
最佳答案：你的MP4和我的一样 Your MP4 is as same as mine100年后,人们将会住在地球上吗?Will people live on the E
最佳答案：It sounds none of our business,does it?but in fact,it is not true,for we are the
最佳答案：If only you alone on earth,first of all,you no longer need to worry about can no
最佳答案：Because I love you more than anyone else on the earth.
最佳答案：In the coming millions of years,Whether the life will continue or not depends on
最佳答案：In the past century, human beings have damaged the forests to an astonishing ext
最佳答案：1000 years after the earth's inhabitants may be able to deal with the rubbish in
最佳答案：Se is a kind of rare element on earth and it is in disperse condition in terrest
最佳答案：1. One thousand years later the inhabitants of the earth may be used ecological
最佳答案：at the zoo of Sedgwick Vallege , a mexican female gray wolf lean to her two cubs
最佳答案：We (are supposed to) commit ourselves to the undertaking of a more greener earth
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