中職計算機專業(yè)英語教學(xué)設(shè)計Lesson1WhatIsaComputer

1、Lesson 1 What Is a Computer?、教學(xué)目標1 .了解計算機的基礎(chǔ)知識2 .熟記單詞3 .閱讀課外文章二、課時分配4 項目共2個任務(wù)，安排3課時。三、教學(xué)重點計算機已成為人們生活和工作中不可或缺的一部分。本項目主要介紹電腦的 相關(guān)信息。熟記相關(guān)重點單詞，與英語語法。四、教學(xué)難點1 .熟悉單詞中文意思。2 .拓展課外閱讀3 .熟悉相關(guān)語法。五、教學(xué)內(nèi)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.自從以來；由于砌糙其重要的.經(jīng)對必要的adj.擇利的，強烈的，敏靚的著逑乩機器存儲r.處理（效鋸）電數(shù)據(jù)（復(fù)教，單敦形式是datum）n.捌曲宿用色，字符小數(shù)字Notes1. Since the technology is develo

9、ping rapidly nowadays .由于當今科技發(fā)展迅速since在這里表示“由于”的意思，引導(dǎo)原因狀語從句，例如：Since we are going to have our final exam, we should get wellprepared.由于快考試了，我們要做好充分的準備。2. . all people are familiar with computer.所有的人者 B 對計算機很熟悉。be familiar with sth. 表示“對熟悉”,例如：We are all familiar with Jay Chou. He is a famous pop sta

10、r.我們都熟悉周杰倫，他是個著名的流行歌手。3. Everyone is keen on it.人人都對它著迷。be keen on sth./sb. 意思是“對著迷”，例如：It is said that Sarah is very keen on cute dolls.據(jù)說薩拉對可愛的玩偶非常著迷。4. puters are becoming smaller and less expensive.計算機變得更小、更便宜了。smaller和less expensive都是比較級，比較級的表達方式有兩種。單音 節(jié)的詞的比較級或最高級直接在后面加“er”或“est"，如:small s

11、maller-smallest ；多音節(jié)的詞的比較極和最高級不能直接在原單詞上作變化，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、更貴。former 和 latter 是代詞，分別表示“前者 ”和“后者 ”。在這個句子中分別代表桌上型電腦和筆記本電腦。6. Computers really do a lot of favor to

12、our daily life.電腦確實在我們?nèi)粘Ｉ钪袔土舜竺?。do a favor to sb. 意思是“幫一個忙”，例如：The box is too heavy for me to carry. Can you do me a favor?這個盒子太沉了我拿不動。你能幫我個忙嗎?7. They make our life more colorful, convenient and comfortable.它們使我們的生活變得豐富多彩, 方便快捷且舒適。colorful, convenient, comfortable 三個詞都是以c 開頭 , 這在英文中是一種特殊的修辭手法押頭韻。 這種

13、方法常見于詩歌中的描寫，使用這種修辭手法能使文章變得緊湊生動, 朗朗上口。1 . Computer 小常識。計算機系統(tǒng)的主要部件包括存儲器、輸入設(shè)備、處理器和輸出設(shè)備。中央處理器(CPU)是所有計算機的核心部分。一般的計算機的CP"要由兩部分構(gòu)成: 算術(shù) /邏輯部分和控制部分。存儲器分為隨機存儲器(RAM)和只讀存儲器(ROM) RAM就是我們常說的計 算機內(nèi)存，是使用最多的一種存儲類型。 ROMfc要用來存儲程序。ROM比RAM 速度要慢一些，因此，如果需要快速處理，可將ROW的內(nèi)容傳送到RAMfr去。計算機由以下幾個部分組成：mouse 鼠標keyboard 鍵盤monitor

14、顯示器mainframe 主機hardware 硬件software 軟件2 .擴展詞匯palmtop computer 掌上電月而component 元件，組件clipboard 剪貼板machine language 機器語言register 寄存器processor 處理器high speed cache memory 高速緩沖存儲器disk drive磁盤驅(qū)動器floppy disk 軟盤Reading ComprehensionMicrocomputersFifteen years ago, most people had little to do with computers, a

15、t least directly. Of course, they filled out computerized（ 使計算機化）forms, took computerized tests, and paid computerized bills. But the real work with computers was handled by specialists programmers （程序員）,data entry clerks（數(shù)據(jù)輸入員）,and computer operators（操作員）.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（ 微型計算機） are common tools in all areas of life. Writers write, artists draw, engineers and scientists calculate （計算） 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（ 電郵），electroniccommerce（電子商務(wù)）,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（ 錄像 ） clips to creating personalized Web sites （個人網(wǎng)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譯文什么是電腦？由于當今科技發(fā)展迅速，幾乎所有的人都對電腦很熟悉。它已經(jīng)成為人們生活的重要一部分。人人都對它著迷。現(xiàn)在讓我們看看什么是電腦。它能在指令的存儲程序命令下快速準確地存儲、處理數(shù)據(jù)，并輸出結(jié)果。它不僅能處理字母、字符和數(shù)字，還能處理聲音、圖像和其他類型的信息。人們能用電腦以一種便捷而又愉快的方式處理日常事務(wù)和許多枯燥的數(shù)字。電腦是人類的朋友，而且也是人們很有用的工具。歷史上第一臺電腦于1946年被命名為ENIAC （埃尼阿克）。它非常大而且很昂貴。老百姓可買不起。后來，由于人類智慧的貢獻，電腦越來越小而且越來 越便宜?，F(xiàn)在即使像你我這樣的普通人也能買得起。今天市面上電腦種類應(yīng)有盡有。日常