更重要的是，通过电脑我极大地扩大了自己的知识面，它真的是我的好帮手，而且也是我值得信赖的好朋友。

And the best of all is that computer can tell me almost everything I want to know. It really helps me a lot and has become a trustworthy friend of mine.

youdao

我有一台电脑，它对我非常有用，是我日常生活不可缺少的朋友。

Have one set computer, it to my great use is the friend of the indispensability of my daily life.

youdao

当时，电脑是我最好的朋友。

At that time, computer was my best friend.

youdao