The spaceThe earth moves round the sun,and the moon moves round the earth.When our part of the earth turns to the sun,it is day.When our part of the earth turns away from the sun,it is night.The sun i...额，有点长，还能再短点么？谢谢The space
Space is the world we live.As human beings the earth is our home.We breath and do every thing on it.Space is moving every moment.And there are stars shining by themselves.The living things get energy from stars,People on the earth are able to learn more about space,they are trying to connect with other beings in the outside space.At the same time we should care more about protecting the earth .