Typing Homework: Using the computer

I think computer is very useful because computer can be used anyway. For example, e-mail, internet, work and make a music. I use computer for homework, internet and net shopping. I like internet and net shopping. I use internet to buy guitar. There is not good instrument shop near my house because I use internet. I want a computer to do homework at my house. Computer is expensive and I am not good at using computer because I am worried about buying a computer or not. Now, I can not buy a computer.

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