中职计算机专业英语教学设计Lesson1WhatIsaComputer

1、Lesson 1 What Is a Computer?、教学目标1 .了解计算机的基础知识2 .熟记单词3 .阅读课外文章二、课时分配4 项目共2个任务，安排3课时。三、教学重点计算机已成为人们生活和工作中不可或缺的一部分。本项目主要介绍电脑的 相关信息。熟记相关重点单词，与英语语法。四、教学难点1 .熟悉单词中文意思。2 .拓展课外阅读3 .熟悉相关语法。五、教学内容Since the technology is developing rapidly nowadays, nearly all people are familiar with computers. It has become

2、 an essential part of human life. Everyone is keen on it. Now let' s see what a computer is.It can store and process data and produce output results under the direction of a stored program of instructions in a very fast and accurate way. It can not only deal with letters, characters and figures

3、but also sounds, images and information of other sorts. It is very convenient for people to deal with routine tasks and all kinds of dull figures by computer in a more enjoyable way. Computers are human s friends and they are useful tools for people.The first computer in the history was named ENIAC

4、(Electronic Numerical Integrator and Computer) in 1946. It was quite huge and expensive. Ordinary people cannot afford it. Later on, since the contribution of human being ' s intelligence, computers are beco ming smaller and less expensive. Even ordinary people like you and mecan afford it today

5、.We can find various computers in the market today. People use computers in their daily life for studying, working or just for entertainment. The typical type of computer looks like a TV set. We call it desktop computer. You can find it in people' s offices, at homes orin net bars. This kind of

6、computer is often called PC(Personal Computer). In recent years, they are gradually replaced by another type of computer which is called notebook computer or laptop computer. The latter one is much smaller and more expensive than the former one. However, it is more convenient because it is small eno

7、ugh to put into a briefcase.What we called computers are not just those we have mentioned. Many other types of computers exist around us such as those in washing machines and ATMs. Computers really do a lot of favor to our daily life. They make our life more colorful, convenient and comfortable.Word

8、s and Expressions-inre sins ntial : iscnjai kecri ki：n keen annlucliim' Dio Jl：n *i| 3：pmrf| 'prsues | data dtita output autput character srikt s figure fig。_pr/fh& r*nj.自从以来；由于砌糙其重要的.经对必要的adj.择利的，强烈的，敏靓的着逑乩机器存储r.处理（效锯）电数据（复教，单敦形式是datum）n.捌曲宿用色，字符小数字Notes1. Since the technology is develo

9、ping rapidly nowadays .由于当今科技发展迅速since在这里表示“由于”的意思，引导原因状语从句，例如：Since we are going to have our final exam, we should get wellprepared.由于快考试了，我们要做好充分的准备。2. . all people are familiar with computer.所有的人者 B 对计算机很熟悉。be familiar with sth. 表示“对熟悉”,例如：We are all familiar with Jay Chou. He is a famous pop sta

10、r.我们都熟悉周杰伦，他是个著名的流行歌手。3. Everyone is keen on it.人人都对它着迷。be keen on sth./sb. 意思是“对着迷”，例如：It is said that Sarah is very keen on cute dolls.据说萨拉对可爱的玩偶非常着迷。4. puters are becoming smaller and less expensive.计算机变得更小、更便宜了。smaller和less expensive都是比较级，比较级的表达方式有两种。单音 节的词的比较级或最高级直接在后面加“er”或“est"，如:small s

11、maller-smallest ；多音节的词的比较极和最高级不能直接在原单词上作变化，而是分 另U在前面力口 “more”或“most"，如：expensive more expensive most expensive。5. The latter one is much smaller and more expensive than the former one. 后者比前者更小、更贵。former 和 latter 是代词，分别表示“前者 ”和“后者 ”。在这个句子中分别代表桌上型电脑和笔记本电脑。6. Computers really do a lot of favor to

12、our daily life.电脑确实在我们日常生活中帮了大忙。do a favor to sb. 意思是“帮一个忙”，例如：The box is too heavy for me to carry. Can you do me a favor?这个盒子太沉了我拿不动。你能帮我个忙吗?7. They make our life more colorful, convenient and comfortable.它们使我们的生活变得丰富多彩, 方便快捷且舒适。colorful, convenient, comfortable 三个词都是以c 开头 , 这在英文中是一种特殊的修辞手法押头韵。 这种

13、方法常见于诗歌中的描写，使用这种修辞手法能使文章变得紧凑生动, 朗朗上口。1 . Computer 小常识。计算机系统的主要部件包括存储器、输入设备、处理器和输出设备。中央处理器(CPU)是所有计算机的核心部分。一般的计算机的CP"要由两部分构成: 算术 /逻辑部分和控制部分。存储器分为随机存储器(RAM)和只读存储器(ROM) RAM就是我们常说的计 算机内存，是使用最多的一种存储类型。 ROMfc要用来存储程序。ROM比RAM 速度要慢一些，因此，如果需要快速处理，可将ROW的内容传送到RAMfr去。计算机由以下几个部分组成：mouse 鼠标keyboard 键盘monitor

14、显示器mainframe 主机hardware 硬件software 软件2 .扩展词汇palmtop computer 掌上电月而component 元件，组件clipboard 剪贴板machine language 机器语言register 寄存器processor 处理器high speed cache memory 高速缓冲存储器disk drive磁盘驱动器floppy disk 软盘Reading ComprehensionMicrocomputersFifteen years ago, most people had little to do with computers, a

15、t least directly. Of course, they filled out computerized（ 使计算机化）forms, took computerized tests, and paid computerized bills. But the real work with computers was handled by specialists programmers （程序员）,data entry clerks（数据输入员）,and computer operators（操作员）.Then microcomputers came along and changed

16、everything. Today it is easy for nearly everybody to use a computer. People whouse microcomputers are called end users. Now:Microcomputers（ 微型计算机） are common tools in all areas of life. Writers write, artists draw, engineers and scientists calculate （计算） all on microcomputers. Students and business

17、people do all this, and more.New forms of learning have developed. People who are homebound, who work odd hours, or who travel frequently may take courses on the Web. A college course need not fit within the usual time of a quarter or a semester.New ways to communicate, to find people with similar i

18、nterests, and to buy goods are available（ 可得到的）. All kinds of people are usingelectronic mail（ 电邮），electroniccommerce（电子商务）,and the Internetto meet and to share ideas and products.Many interesting and practical uses for information technology have recently surfaced to makeour personal lives richer a

19、nd more entertaining. These applications range from recording video（ 录像 ） clips to creating personalized Web sites （个人网站）.What about you? How can information technology and microcomputers enhance your life?Questions1. What did people usually do relating to computers fifteen years ago?2. What do we c

20、all those who use microcomputers today?3. What can microcomputers be used for?4. There are many interesting uses for information technology. What are the applications of these technology?Lesson 1译文什么是电脑？由于当今科技发展迅速，几乎所有的人都对电脑很熟悉。它已经成为人们生活的重要一部分。人人都对它着迷。现在让我们看看什么是电脑。它能在指令的存储程序命令下快速准确地存储、处理数据，并输出结果。它不仅能处理字母、字符和数字，还能处理声音、图像和其他类型的信息。人们能用电脑以一种便捷而又愉快的方式处理日常事务和许多枯燥的数字。电脑是人类的朋友，而且也是人们很有用的工具。历史上第一台电脑于1946年被命名为ENIAC （埃尼阿克）。它非常大而且很昂贵。老百姓可买不起。后来，由于人类智慧的贡献，电脑越来越小而且越来 越便宜。现在即使像你我这样的普通人也能买得起。今天市面上电脑种类应有尽有。日常