北师大版高中英语必修二(课文,翻
译,单词)
必修二Unit 4 Lesson 1 Tomorrow?s World 明天的世界The Future of Cyberspace 网络空间的未来Peter Taylor finds out how computers and the Internet are going to affect our lives. 彼得泰勒发现了计算机和因特网会怎样影响我们的生活。In last thirty years, the Internet has grown rapidly. In 1983, there were only 200 computers connected to the Internet; now there are around 50 million and this growth is clearly going to continue. 在过去的三十年中，互联网的迅速发展。1983，仅有200台计算机连接到Internet；现在有50000000左右，这一增长显然是要继续下去。Some expert are pessimistic about the future. One worry is crime in cyberspace.
Even now, young hackers can get into the computers of banks and governments. In the future, terrorists may “attack” the world?s computers, cause chaos, and make planes and trains crash. 一些专家对未来感到悲观。一个担心是网络犯罪。即使是现在，年轻的黑客可以进入银行和政府的电脑。在未来，恐怖分子可能会“攻击”全世界的计算机，造成混乱，使飞机和火车事故。However, many people are optimistic about the future of the Internet. Already, users can buy books, find out about holidays offers, books tickets, and get all sorts of information from the Internet. 然而，许多人对因特网的未来持乐观态度。已经，用户可以购买书籍，发现假期提供，书票，并从网上获取各种各样的信息。“In the next few years,” say Angela Rossetto of Cyberia magazine, “it is clear that we are going to see a huge growth in shopping on the Internet.” She
also believes that, in the future, we will get entertainment from the Net and that television will probably disappear. The mail service may also disappear with the increasing use of e-mail. “在未来的几年里，”安吉拉说，在罗塞托的杂志，“很明显，我们将会看到网上购物的巨大增长。”她还认为，在未来，我们将从网上，电视可能会消失，得到娱乐。邮件服务可能会随着电子邮件的消失。Some experts see our future in virtual reality – the use of computers with sounds and pictures that make you feel as if you are in a real situation. “Personally, I think virtual reality will become a part of modern life,” say Australia n expert Peter Anderson. 有些专家看到了虚拟现实的未来–使用电脑的声音和图片，让你觉得如果你在真实的情况。“就我个人而言，我认为虚拟现实将成为现代生活的一部分，”说，澳大利亚专家彼得。“I see people living and working in a virtual
world. We will work in virtual offices, shop in virtual supermarkets, and we will even study in virtu al schools.” “我看到人们在虚拟世界里生活、工作。我们将在虚拟办公室工作，在虚拟超市购物，甚至会在虚拟学校学习。” Lesson 3Virtual Reality虚拟现实Tom: Hi, Cathy. What are you up to this weekend? 汤姆：嗨，凯西。这个周末你打算做什么？Cathy: Don?t ask, Tom. I have lots of work to do. If I don?t finish my project on the history of the Internet for next Monday?s lesson, the science teacher will be angry. What about you? Do you have anything planned for Saturday and Sunday? 凯西：别问，汤姆。我有很多工作要做。如果我没有完成我的项目在互联网的历史为下星期一的课，老师会生气的。你呢？你有计划在星期六和星期日的事吗？Tom: It depends on the weather. If it?s good, Dad, and Mum and I will probably
go camping. But we won?t go if it rains. Hey, if I stay home, I?ll help you help with you project if you like. 汤姆：这取决于天气。如果是好的，爸爸，妈妈和我可能会去野营。但我们不会下雨。嘿，如果我呆在家里，我会帮助你，帮助你的项目，如果你喜欢。Cathy: Thanks for the offer. Tom, can you suggest any good books for my project? If you tell me some titles, I?ll look for them in the library. 凯西谢谢你的热情。汤姆，你能推荐一些好的书我的项目？如果你告诉我一些书名，我会在图书馆找到他们。Tom: Use the library computer, If you go to the Science Museum website, you?ll find lots of good information. I?ll send you the website address when I get home. 汤姆：使用图书馆的电脑，如果你去科学博物馆的网站，你会发现很多很好的信息。我会给你的网站地址，我回家的时候。Cathy: Thanks. Just think, if we had virtual reality holidays, we
