What will the world be like in the year 2050(根据所给的词汇写话,

What will the world be like in the year 2050(根据所给的词汇写话,
travel to space,grow food in space,needn' wear spacesuits,build cities,on the moon or under the sea,live and work there

No one know what the world will be like in the year 2050.But it's interesting to guess.Maybe we can travel to space.We can grow food in space.We needn'twear spacesuits in space.We can build cities on the moon or under the sea.We can live and work there.