Nowadays Intemet is very popular all over the world, especially in some big cities.Do you know when the Intemet was first established?Built in 1960s, the Internet was a crude network of a few computers which shared information.If one of the computers broke down, the whole networks would be unable to work, causing continual problems.At first, just the government had access to the Internet, using it for communications among different branches.However, by 1970s the Internet had been used in universities, banks, and hospitals.At the beginning of 1990s computers became affordable for common people and this affordability increased the use of the Internet by people,
現(xiàn)在因特網(wǎng)在世界范圍內(nèi)非常流行,特別是一些大城市更是如此。你知道因特網(wǎng)是在什么時(shí)候建立的嗎?建立在二十世紀(jì)六十年代的因特網(wǎng)是少許計(jì)算機(jī)分享信息的原始網(wǎng)絡(luò)。如果一臺(tái)計(jì)算機(jī)壞了,整個(gè)計(jì)算機(jī)網(wǎng)絡(luò)就停止工作,這帶來了一系列的問題。最初只是政府利用因特網(wǎng)在不同的分支機(jī)構(gòu)間交流。然而,到了二十世紀(jì)七十年代,因特網(wǎng)開始被用于大學(xué)、銀行和醫(yī)院。到了二十世紀(jì)九十年代初,計(jì)算機(jī)對(duì)大眾來說已經(jīng)負(fù)擔(dān)得起了,因此因特網(wǎng)的使用也隨之增加。