Using computer, good points and bad points

Almost computer of school are very good. I can use very easy and usefull because it is new. But some computer is not usefull because it is not easy and old. I like the computer in the library. I have a computer in my house but it is not new and I can't understand how to use the computer. My conputer sometimes don't move. The computer don't move while I do my homework. Conputer is very usefull so I can do my homework very easy and quickly. If there are not computers, we are very hard.

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