In the future, the world (have)an earth-shattering(惊天动地的)change.
There will be many robots in the world. They will help people who are lazy to do the housework. And they can control(控制) all the machines, so people don't need (do)anything. They can move to the moon spacecraft(宇宙飞船)or build another world under the sea. If people can't control the population, they needn't worry. There will be many buildings and (factory)under the sea. People will work and live there. interesting it will be! Kids (not go)to school. They will just study at home computers.
People will spend most of their time playing sports and (travel), so they will become stronger and healthier, and they will live to about 200 years old. Everyone will enjoy better life for sure!