Modern science and technology brings a huge impact on people's way of communication.

现代科技在人们的联系沟通方面产生了巨大影响。

Letters are gradually giving way to e-mails.

书信正逐渐被电子邮件所取代。

E-mails are faster and almost cost free.

电子邮件传递速度更快，而且几乎免费。

Traditional cards and letters are not environment-friendly as they are made of paper.

传统的贺卡和书信不利于保护环境，因为它们是纸质的。

Sometimes writing a letter is more polite and more formal.

有时候写信更加礼貌也更加正式。

After receiving a gift, it is thoughtful to write a thank you note.

收到礼物后，写一封感谢信更能体现出你的细心周到。

Old people tend to love the sensation of traditional letters.

老年人往往更喜欢传统信件的感觉。

Young people today prefer to call rather than write letters.

现在的许多年轻人，更喜欢打电话而不喜欢写信。

Whenever I receive a letter from a friend I feel happy.

无论何时收到朋友的来信，我都会感到快乐。

Most of us have been harassed by junk mails.

我们大多数人都深受过垃圾邮件的困扰。

A letter written in pen can express the feelings much more deeply than an e-mail.

亲笔写的信比电子邮件可以更深刻地表达感情（心情、心意）。

E-cards are much more popular for its convenience and sending speed.

电子贺卡因其便捷而更受欢迎。