Computer is a very useful machine.
电脑是一种很有用的机器。
Some of them are big, but some of them are very small .
有的电脑很大，但是有的很小。
Many people like playing computer.
很多人喜欢玩电脑。
Computer has many functions, so that people can do a lot of things by computer, like watching movies, listening to the music or playing games.
电脑有很多功能，人们可以i用电脑做很多事情，比如说看电影，听音乐或者玩游戏。

It can make our lives very colorful and convenient.
它可以使我们的生活充满色彩和便利。
Various people can make good use of computer.
各种各样的人都可以好好利用电脑。
Children can use computer to learn and play games.
小孩子可以用电脑来学习和玩游戏。
Parents can use computers to work.
父母可以用电脑来工作。
I think computer is a kind of wonderful and interesting machine, so I like computer very much.
我认为电脑是一种神奇有趣的机器，所以我很喜欢电脑。