[下雪了作文300字]昨天，气象台预报今天要下雪。到了今晚，天空变得灰蒙蒙的，大地好像在沉睡，一丝风也没有，只感觉阴冷阴冷的。今晚时分，果真下雪，这是上海入冬以来第一场下雪。 开始雪下的不大，到了晚...+阅读
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。
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