1.Computers are widely used in our daily life.2.Many people, especially the youth, play computers very well.3.Computers are more and more advanced.4.No one knows what the computer will be like in 100 years later.PS:第四个不可以用after 表示将来应该用in
computers are widely used in our daily lives.many people,especially the youth, are good at playing computer games.computers are more and more advanced.no one can imagine what it will be like 100 years later.
Yet. The technology in future will be more and more advanced, maybe the time machine will be invented before long, and we could come back the past or go to the future by it, who knows?