关 键 词： 小学四年级 400字
字 数： 400字作文
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本作文是关于小学四年级400字的作文，题目为：《The Internet(互联网)》，欢迎大家踊跃投稿。
The Internet The Intemet was first established in 1960s. At that time, the computer was both large and expensive and the networks were unable to work well. If one of the computers broke down, the whole networks would be unable to work. At first, the Intemet was just used by the government. By 1970s, it had been used in universities, banks and hospitals. At the beginning of 1990s, computers became both cheaper and easier to operate. Now it is very convenient to log on the Internet. It is said that each day tens of millions of people log on the Internet.Sending e-mails is becoming more and more popular. The Internet has become the most important part of people's life. 互联网 互联网建于20世纪60年代。那时，计算机又大又贵，网络不能很好地运行。如莱其中一台机器出现故障，整个网络就不能运行。 起初，互联网只由政府使用。到20世纪70年代，计算机已经被用于大学、银行和医院。在20世纪90年代初计算机价格下降，也更便于使用了。现在上网很方便。 据说每天有成千上万的人上网，发电子邮件正变得越来越流行。 互联网已成为许多人生活中最重要的一部分。