The Computer I Had When I Was Young

Way back when I was young, a computers was soere expensive and it was a. They were the status symbols of the rich.

Since you're talking about computers in general and not just one of them, you would make them plural.

So fewOnly a few of the students had it and manthem. My friends and I were jealous of them.

When I got the firstop grade is on an important test in Mmiddle school, my parents allowed to buy a presentme to choose a present that costs less than one billion won valueas a reward.

I get what you're trying to say but it sounds awkward in English.

I decided to get a computer, instead of going to a science room which is possible to do scienceallows you to do experiments with lots of chemical goods.

Not sure what you mean here. Is it a trip to a science lab to lets you do experiments?

The decision changed my life and I. I decided to become a computer programmer.

Very first time, I used to learn a programmingI learned to program for the very first time with my new computer.

Sooner or later, IHowever, I soon only used it only for playing computer games.

My parents were worried about heavy game concentration, but the games gave me a lot of good memorithat I would spend too much time playing games. However, I've had a fun time because of those games.

Although I spend less time to use it by cellphones and tablets, iton it nowadays, the computer is still one of my most precious things.

Not sure what you mean here. I hope this is close to what you're trying to say.