Essay2
Computer is helpful and unhealthy.
Computer is developing rapidly and that is used in all of the sectors you think about hardware and software suppose just computer. Also starting business , these computers have make a money too many process. Computer components are cpu, ram, motherboard, power supply, hard disk, power supply, graphics card and optical drive such as.
Computers can be used various skills.

    Need a learning language ?  You want to learning any language ? Buy computer , because computer can be your assistant. Computers all programms and applications hole it choose language. Also you need working statement, use that Microsoft programm
Computer, internet, tv, radios, books are very powerfull media for communicating information. In my opinion computer internet are books among those aforementioned 5 media are most effective. But books are the witness of history and main source from which  we found knowledge. 
      However all people're not use to computer. I think it's included elderly people and disabled people. But those people usually find from books and newspapers. 
      The advantages of using a computer spend free time , east to work, find many information, get advice etc. And somepeople spend sitting all day of computer playing video game. Thus use of computer disadvantages is spend all time, bad eyes, wea[ness and rest. But it usage to make adjustment.
In my opinion computer is very smart technology and can be easily. Also how long to use is important. But computer is unhealthy, particularly too bad for your eyes. In conclusion just use computer 2-3 hours of a day. 

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