1、 Unit 1 Computer Hardware Unit 2 Computer Software Unit 3 Computer Network Unit 4 MultimediaCONTENTS Unit 5 E-commerce Unit 6 Computer Security Unit 7 Big Data Unit 8 Cloud Computing Unit 1 Computer Hardware SpeakingListeningReadingWriting1.Look at the following graphic and speak out each part of co
2、mputer hardware system 1.Look at the following graphic and speak out each part of computer hardware system in Chinese.in Chinese.Input DeviceInput Device输入设备输入设备Central Processing Unit Central Processing Unit 中央处理单元中央处理单元Control Unit Control Unit 控制器控制器ArithmeticLogic Unit ArithmeticLogic Unit 算法算法逻
3、辑单元逻辑单元Memory Unit Memory Unit Output Device Output Device 输出设备输出设备存储单元存储单元2.List the Chinese names of the marks in the following hardware components of a personal 2.List the Chinese names of the marks in the following hardware components of a personal puter.1.显示器显示器2.硬盘驱动器硬盘驱动器 3.鼠标鼠标 4.键盘键盘 5.扫描仪扫
4、描仪 6.打印机打印机 7.调制解调器调制解调器 3.Suppose you are a computer engineer.Give a presentation to each picture in English.3.Suppose you are a computer engineer.Give a presentation to each picture in English.Picture 1Picture 13.Suppose you are a computer engineer.Give a presentation to each picture in English.3.
5、Suppose you are a computer engineer.Give a presentation to each picture in English.Picture Picture 2 2 Hints:Basic hardware components of a modern personal computer including a monitor,a motherboard,a CPU,a RAM,two expansion cards,a power supply,an optical disc drive,a hard disk drive,a keyboard and
6、 a mouse.1.Listen carefully and choose the words you hear.1.Listen carefully and choose the words you hear.1.A.bat B.bet C.dadD.debt2.A.moodB.food C.goodD.look3.A.peace B.pleaseC.pieceD.pleasure4.A.shapeB.sheep C.ship D.sleep5.A.cheeseB.cheapC.chair D.chemical6.A.form B.fur C.firm D.further7.A.pig B
7、.bit C.beat D.dig8.A.goodsB.glass C.guessD.class9.A.board B.BobC.boot D.boat10.A.deepB.kid C.keep D.kickKeys:1.C.2.B.3.B.4.D.5.D.6.A.7.D.8.C.9.A.10.B.2.Listen to the short passage and choose the proper words to fill in 2.Listen to the short passage and choose the proper words to fill in the blanks.t
8、he blanks.American and 1(British,Chinese,Japanese)people use different greetings.In the USA,the commonest 2(saying,greeting,speaking)is“Hi”.In Britain it is“Hello!”or“How are you?”.“Hi!”is spreading into British,too.When they are introduced to someone,the Americans say,“Glad to 3(meet,know,see)you”.
9、The British say,“How do you do?”or“4(Glad,Nice,Pleased)to meet you.”When Americans say“Goodbye”,they nearly always add,“Have a good day.”or“Have a good trip.”etc.to friends and strangers alike.The British are already beginning to use“Have a good 5(day,trip,holiday).”3.Listen to the dialogue and choo
10、se the best responses to what you hear.3.Listen to the dialogue and choose the best responses to what you hear.1.A:What a pleasure.B:Im very pleased.C.Its my pleasure.D.Pleased to meet you._2.A:Thank you.Im Li Guang.B:Hope to see you again.C.How are you doing?D.Glad to meet you._3.A:What brings you
11、here?B:How do you do,Miss Evans?Very glad to see you.C.Very good.How are you?D.Hi,Lucy.What a nice surprise!_ 4.A:How are you,TomB:Fine,thank you.C:How do you do,Tom?D:Not so bad._D DD DB BC C3.Listen to the dialogue and choose the best responses to what you hear.3.Listen to the dialogue and choose
12、the best responses to what you hear.5.A.Im glad to meet you.B.How old are you,Sun Hao?C.Is that so,Tom?D.Are you really Sun Hao?_ 6.A.Say hello to you.B.How are you doing?C.How do you do?D.Its a pleasure to meet you._7.A:Nice to meet you Helen.B:How are you getting along?C.Fine,thanks.D.Thanks a lot
13、._8.A.Thats very niceB.Nice to meet you,too.C.Its very kind of you.D.So do I._A AC CA AB B4.Listen to the dialogues and choose the best answer to each question 4.Listen to the dialogues and choose the best answer to each question you hear.you hear.1.A.Mary.B.Jane.C.Sue.D.Kitty.2.A.Spring.B.Summer.C.
14、Autumn.D.Winter.3.A.Play football.B.Play basketball.C.Go to the cinema.D.Go cycling.4.A.By taxi.B.By bus.C.On foot.D.By underground.5.A.At a quarter to three.B.At three oclock.C.At a quarter past three.D.At half past two.5.Listen to the dialogue and answer the following questions by filling 5.Listen
15、 to the dialogue and answer the following questions by filling in the blanks.in the blanks.1.Where did the dialogue take place?It took place _.2.What is Liu Wei?He is _,who is here to meet Jenny.3.What did Jenny think of the trip?She thought it was not _ on the whole.4.Why did Jenny feel tired?Its _
16、 to China.5.How long did it take Jenny to fly to China?For about _ _hours.at the airport a manager bad a long way nine 6.Listen to the passage and fill in the blanks with words you hear.6.Listen to the passage and fill in the blanks with words you hear.Some new words given below will be of some help
17、 to you.Some new words given below will be of some help to you.Like many other freshmen,I showed great 1 in college life when I arrived at the college.I saw new faces,made new 2,went to new places,and had new classes.Everything seemed new and interesting to me.One week later,we began to have 3 .On w
18、eekdays,I had many classes,such as mathematics,business and 4 .On weekends,I would climb the mountains or go to the 5 with my classmates by bicycle.Sometimes we had a 6 and I usually had a good time there.When we were about to graduate,we held a lot of 7 on campus to celebrate our graduation and sho
19、w our 8 to each other.Now five years have passed,but college life is still 9 in my mind and I still cherish those good old days at college.I miss my classmates very much,and I dream that all of our classmates can 10 again at college some day.Keys:1.interest 2.friends 3.classes 4.English 5.beach 6.pi
20、cnic 7.parties 8.friendship 9.fresh 10.meet Passage A Computer Hardware(I)Computer Hardware(I)Computer hardware is the collection of physical components that constitute a computer system.Computer hardware is the physical parts or components of a computer,such as monitor,keyboard,computer data storag
21、e,graphic card,sound card,motherboard,and so on,all of which are tangible objects.By contrast,software is instructions that can be stored and run by hardware.Hardware is directed by the software to execute any command or instruction.A combination of hardware and software forms a usable computing sys
22、tem.Personal computer Personal computer A personal computer,also known as the PC,is one of the most common types of computer due to its versatility and relatively low price.Laptops are generally very similar,although they may use lower-power or reduced size components,thus lower performance.Passage
23、A Computer case Computer case The computer case is a plastic or metal enclosure that houses most of the components.Those found on desktop computers are usually small enough to fit under a desk;however,in recent years more compact designs have become more commonplace,such as the all-in-one style desi
24、gns from Apple,namely the iMac.A case can be either big or small,but the form factor of motherboard for which it is designed matters more.Laptops are computers that usually come in a clamshell form factor;however,in more recent years,deviations from this form factor,such as laptops that have a detac
25、hable screen that become tablet computers in their own right,have started to emerge.Passage A Power supply unit Power supply unit A power supply unit(PSU)converts alternating current(AC)electric power to low-voltage DC power for the internal components of the computer.Laptops are capable of running
26、from a built-in battery,normally for a period of hours.Motherboard Motherboard It is a board with integrated circuitry that connects the other parts of the computer including the CPU,the RAM,the disk drives(CD,DVD,hard disk,or any others)as well as any peripherals connected via the ports or the expa
27、nsion slots.Passage A Computer hardware is the _ (1)of physical components that constitute a computer _ (2).Computer hardware is the physical parts or _ (3)of a computer,such as monitor,_ (4),computer data storage,graphic card,sound card,motherboard,and so on,all of which are tangible objects.By con
28、trast,_ (5)is instructions that can be _ (6)and run by hardware.1.Fill in the blanks without referring to the passage 1.Fill in the blanks without referring to the passagecollectionsystemcomponents keyboard software storedPassage A1.What is computer hardware?Computer hardware is the collection of ph
29、ysical components that constitute a computer system.Computer hardware is the physical parts or components of a computer.2.What is a personal computer?A personal computer,also known as the PC,is one of the most common types of computer due to its versatility and relatively low price.3.What role does
30、a power supply unit play in a personal computer?A power supply unit(PSU)converts alternating current(AC)electric power to low-voltage DC power for the internal components of the computer.2.Answer the following questions according to the passage 2.Answer the following questions according to the passa
31、ge Passage A5.How do laptops work?Laptops usually come in a clamshell form factor;however,in more recent years,deviations from this form factor,such as laptops that have a detachable screen that become tablet computers in their own right,have started to emerge.6.What role does the motherboard of a p
32、ersonal computer play?It is a board with integrated circuitry that connects the other parts of the computer including the CPU,the RAM,the disk drives as well as any peripherals connected via the ports or the expansion slots.2.Answer the following questions according to the passage2.Answer the follow
33、ing questions according to the passage Passage A1.Hardware is directed by _ to execute any command or instruction.2.A usable computing system is formed by _ a combination of hardware and software 3.A computer case can be either big or small,but _ of computer motherboard for which it is designed matt
34、ers more.4.Laptops have a detachable screen that become _ in their own right,and they have started to emerge.5.Laptops are capable of running from _.6.The computer motherboard is a board with integrated circuitry that connects _ of the computer 3.Complete each of the following statements according t
35、o the pa 3.Complete each of the following statements according to the passagessage the software a combination the form factor tablet computersa built-in batterythe other partsPassage A1.我把我的一些东西存放起来。(in storage)I put some of my things in storage.2.看看他们的新系统，我们的相比之下就显得太过时了。（by contrast）When you look a
36、t their new system,ours seems very old-fashioned by contrast.3.彼得决定直接和经理联系。（direct）Peter decided to contact the manager direct.4.我喜欢诸如茶和汽水之类的饮料。（such as）I like drinks such as tea and soda.4.Translate the following sentences into English.4.Translate the following sentences into English.Passage A5.这家公
37、司既经营硬件，又经营软件。(hardware,software)The company deals in both hardware and software.6.这些岩石是40多亿年前形成的。(form)The rocks were formed more than 4,000 million years ago.7.个人电脑确实协助推动了一个科学和商业的新时代。（personal computer)Indeed the personal computer helped drive a new era in both science and business.8.你喝茶也行，喝咖啡也行。（e
38、ither or)You can either have tea or coffee.4.Translate the following sentences into English.4.Translate the following sentences into English.Passage A1.Computer hardware is the physical parts or components of a computer,such as monitor,keyboard,computer data storage,graphic card,sound card,motherboa
39、rd,and so on,all of which are tangible objects.计算机硬件是组成计算机系统的物理元件的集合。计算机硬件即计算机的物理部件或元件，诸如显示屏，键盘，存储设备，显卡，声卡，主板等等，所用这些都是有形物体。2.Hardware is directed by the software to execute any command or instruction.计算机硬件由软件指导执行命令或指令。5.Translate the following sentences into Chinese.5.Translate the following sentenc
40、es into Chinese.Passage A3.A personal computer,also known as the PC,is one of the most common types of computer due to its versatility and relatively low price.个人计算机，也称PC机。由于它的多功能和相对低价位成为最常用的一种计算机类型。4.The computer case is a plastic or metal enclosure that houses most of the components.电脑机箱是一个塑料或金属的包
41、裹着元器件的附件。5.Translate the following sentences into Chinese.5.Translate the following sentences into Chinese.Passage A5.However,in recent years more compact designs have become more commonplace,such as the all-in-one style designs from Apple,namely the iMac.不管怎样，近年来更加紧缩的设计已变得司空见惯，例如来自苹果厂家的被命名为苹果一体机的一体
42、化风格设计（即是此类型）。6.Laptops are computers that usually come in a clamshell form factor;however,in more recent years,deviations from this form factor,such as laptops that have a detachable screen that become tablet computers in their own right,have started to emerge.记本电脑通常起作用的是它的翻盖外壳（作为机箱），但是最近几年，它的外形已有很大
43、差别，例如为适合自身（需要）变为平板形的可拆屏笔记本电脑已经出现。5.Translate the following sentences into Chinese.5.Translate the following sentences into Chinese.Passage A7.A power supply unit(PSU)converts alternating current(AC)electric power to low-voltage DC power for the internal components of the computer.电源供应器将交流电转变为低压直流电，为
44、计算机内部部件提供电能。8.Laptops are capable of running from a built-in battery,normally for a period of hours.笔记本电脑通过内置蓄电池提供能量，通常可以工作数小时。5.Translate the following sentences into Chinese.5.Translate the following sentences into Chinese.Passage A9.The computer motherboard is the main component of a computer.计算机
45、主板是计算机主要部件。10.The computer motherboard connects the other parts of the computer including the CPU,the RAM,the disk drives(CD,DVD,hard disk,or any others)as well as any peripherals connected via the ports or the expansion slots.计算机主板连接着电脑其它部件，包括中央处理器、随机存储器、磁盘驱动器（光盘、数字化视频光盘、硬盘或其它），以及通过接口或膨胀槽连接的外围设备。5.
46、Translate the following sentences into Chinese.5.Translate the following sentences into Chinese.Passage BComputer Hardware(II)Computer Hardware(II)Expansion card Expansion card An expansion card in computing is a printed circuit board that can be inserted into an expansion slot of a computer motherb
47、oard or backplane to add functionality to a computer system via the expansion bus.Expansion cards can be used to obtain or expand on features not offered by the motherboard.Passage BComputer Hardware(II)Computer Hardware(II)Computer data storage Computer data storage A storage device is any computin
48、g hardware and digital media that is used for storing porting and extracting data files and objects.It can hold and store information both temporarily and permanently,and can be internal or external to a computer,server or any similar computing device.Data storage is a core function and fundamental
49、component of computers.Passage BComputer Hardware(II)Computer Hardware(II)Fixed media Fixed media Data is stored by a computer using a variety of media.Hard disk drives are found in virtually all older computers,due to their high capacity and low cost,but solid-state drives are faster and more power
50、 efficient,although currently more expensive than hard drives in terms of dollar per gigabyte,so are often found in personal computers built post-2007.Some systems may use a disk array controller for greater performance or reliability.Passage BComputer Hardware(II)Computer Hardware(II)Removable medi
