Should I call a lot, visit, write emails?

我应该常打电话、登门拜访还是写电子邮件？

I can write emails and stories in English.

我能用英语写电子邮件和故事。

Anyone who must write emails and reports at work.

工作中需使用英语写邮件和报告的人士。

Yes, I usually write emails. It is really convenient to use.

是的，我常常写电子邮件，它用起来很方便。

I write emails to keep in touch with my high school classmates.

我通过电子邮件与中学同学保持联系。