Writting is a part of my job.

写，是我工作的一部分。

Writting this letter took me a lot time.

写这封信花了我很多时间。

Writting of network card RTL8139 driver program.

RTL8139网卡驱动程序的编写。

Writting prose is easy because it is more close to our oral.

散文之所以比较容易写，是因为它更接近我们的口语。

Collecting English materials as many as you can is good for your writting!

尽可能多的收集英文材料是对你的写作有好处的。