哪位大神能帮忙修改一下英语作文，错误越多越好，谢谢
I have a computer called "DELL". This computer is good for plaging games .I bought it when I was a new student about college, so my computer was used about three years. But this computer used very comfortable. It used win7and i5 , so it don't play slowly. My computer was red and black. I have a computer mouse with line and a yellow bag that it is good for you to go out.My computer's outlook is very perfter. I think this cool outlook is suit with boys and girls,You must like it.
I bought computer was 5499 yuan. If you bought this computer ,I will give you at about 3000 yuan.
If you have some questions,please call me at...
I got a computer with brand name called "DELL". This computer is good for playing computer games .I bought it when I was a sophomore student at college, so this computer had been used for about three years. However, it is running very smoothly with an operation system of Win-7 and central processing unit I5. With these setups, it is very excellent for playing computer games at high speed. The chassis color of my computer is in red and black, and I like it very much. Besides, this computer comes with a computer mouse with a USB cable, together with a yellow bag which is suitable for carrying it to outdoors. The external appearance of my computer is very perfect. I believe this cool external appearance fits the favor of boys and girls. You will surely love it.
I spent RMB 5499 Yuan to get this computer. If you have interest to get it, I will offer you a preferable price at about RMB3000 Yuan.
If you have any queries, please call me at XXXX.
我有一台电脑品牌叫做“戴尔”。这台电脑用作玩电脑游戏是很好的，但我是一个大学二年级生的时候，我买了这电脑，所以这台电脑已经大约使用了三年了，然而，它用操作系统 Win 7和 中央处理器 I5，运作得是非常顺畅的；使用这些设置，在高速的玩电脑游戏是非常优越的。我的电脑机壳颜色是红色和黑色，我非常喜欢这。此外，这台电脑是连同一个电脑鼠标带有通用串行总线插头的连接线，与及一个黄色的包，适宜携带到户外。我的电脑的外观是非常完整的，我相信这个很酷的外观适合男孩和女孩的青睐。你肯定会喜欢它的。
这台电脑我花了人民币5499元买来的，如果你有兴趣的话，我将会给你最好的价格在人民币3000元左右。
如果您有任何疑问，请随时用话号码xxxxx打电话给我。
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