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话题20科普知识与现代技术(Popular science and modern technology).话题相关词汇1空间站space station2失重zero gravity3软着陆soft landing4人造卫星manmade/artifical satellite5气象卫星meteorological satellite6太阳能电池solar cell7计算机(网络)的cyber8网络cyberspace9网络文化；电脑化文明cyberculture10网络漫游net surf11使网络化，使联网cyberize12搜索引擎search engine13数据检索retrieval14点击pointandclick15登录，上线log on/log in16. 注销，下线log off/log out17聊天室chatroom18基础设施infrastructure19下载download20邮件列表mailing list21电子信箱地址email address22跟帖followup message23网站website24无绳电话cordless phone25网络network 26网络礼仪netiquette27(尤指网络中)对(某人)非礼，非礼函件flame 28常见问题FAQ(frequently asked questions)29访问路径access path 30计算机用户puter user31电话会议conference call 32电视会议video conference33电信会议teleconference 34用户名user name/alias35网友Internet buddy 36键友key pal37笔友pen pal38网民cybercitizen; Webster online; netizen39网迷webaholic 40网盲internot41沉迷于网络的人microserf 42计算机迷puterphile43计算机盗版puter piracy44高新技术产业和现代奥运Hightech and Modern Olympics45随着经济的快速发展with the rapid development of economy46人民生活水平的显著提高/稳步增长the remarkable improvement/steady growth of peoples living standard47先进的科学技术advanced science and technology48面临新的机遇和挑战be faced with new opportunities and challenges49科技science and technology50重大发明great invention51起飞take off52搭航班take the flight53在线on line54主页front page/homepage55装备be equipped with56装备furnish57电器设备electric equipment/appliance58数据库database59密码password60代码code61安全码security code.佳作背诵古往今来有很多伟大的发明。请你写一篇题为“The Best Invention of All Time”，内容包括：1这个发明是什么；2你为什么觉得这个发明是最好的，至少阐述三个理由。注意：词数80个左右；开头已经给出，不计入总词数。写作提示：文章的体裁是说明文，主体时态是一般现在时，可多用被动语态。The Best Invention of All TimeThere are thousands of inventions in the world._参考范文The Best Invention of All TimeThere_are_thousands_of_inventions_in_the_world. However, I think the best invention of all time is the Internet.Because I find the Internet is very good for shopping.And I use it more and more for buying many kinds of things such as books，CDs, clothes, shoes and so on if necessary.I can also use the Internet for collecting useful and valuable information that I need when I make a project.When free，I can discuss with my classmates，keep in touch with friends and relatives by using Internet at any time.After all its faster and cheaper than using the telephone.
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