九年级英语上册-Module-2-Computers-vs-humans-Unit-4-Computers-Reading课件.ppt--(课件中不含音视频)

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1、You never seem to be short of pocket money,Lo.Why is that?Morning,Lo.How much would you like today?One of my cousins is an ATM machine.Answer these questions.A1 Match the words in the box with the different parts of the computers.A3CD-ROM/DVD-ROMdriveflash disckeyboardmain unitmonitormousescreenspea

2、kers Complete the sentences with proper names of the parts of a computer.A41The _ shows words and pictures.2You use the _ for typing in information.3The _ _ and the _ _ store information.4The _ helps you control the computer.5The _ _ contains all the computers electronics.6We can hear sound from the

3、 _.7We put the _ or _ into the _ in the main unit.Read the title of the passage.What kind of facts do you think the passage will probably tell us?B1 The following are the headings in the passage.Match the illustration with each heading.B2 Look at the headings and the pictures on page 55 of Students

4、Book and tell whether the statements below are T(True)or F(False).Correct the false statements.B3Computers 1are getting smaller.T/F2can do important jobs like flying aeroplanes.T/F3may work as doctors.T/F4cant recognize your voice.T/FThe first computers were built in the 1940s.They were bigger than

5、cars!Since then computers have become smaller and smaller.Desktop computers are the size of televisions.Laptops are the size of big books.Now we have palmtop computers.They are small enough to put in your pocket like a bar of chocolate.Other kinds of computers are so tiny that you may be unaware of

6、them.There isprobably one inside your TV,telephone,or washingmachine.So you probably depend on computers morethan you realize.It is common knowledge that computers are super calculators.They can calculate very fast and rarely give wrong answers.They can also type,print and draw things.They can teach

7、 you and play games with you.More importantly,they canoperate railways and fly aeroplanesand spaceships.For these reasons,we often call them electronic brains.The answer to this question is,for the time being,No.Your brain can understand the meaning of things betterand create new ideas.However,one d

8、ay computers maybe able to do most things that a human brain can doand even do them better.For example,they may bebetter than doctors at doing their job.If this is true,it raises some interesting questions.What will happen to us if computers can do our jobs?How will we spend our lives?Will we have n

9、othing to do?Computers may change our lives,but will they make them better?Now you do not even need to know how to type.You can buy a program which helps the computer recognize your voice.You can talk to the computer and it will obey your commands,and write your letters!Many of todays computers have

10、 CD-ROM or DVD-ROM drives.A DVD-ROM can hold millions of pages of writing,and can also contain pictures,videos and sounds.For example,you can use your computer to read about a famous personfrom history and you can see a photograph orvideo of him or her,and even listen to themspeaking.Some people thi

11、nk that DVD-ROMswill soon be more popular than books.Find these words and phrases in the passage.Then read the words around them and choose the best meanings.C11depend onaneedbtrustcplay with2realizeaallowbbecome awarecdecide3common knowledgeasomething known by everyonebsomething not known by many p

12、eoplecsomething known for a long time4rarelyaoftenbsometimescseldom5programaa film,play,etc.that you watch on TVba set of instructions which can make a computer workca person who writes instructions for computers6recognizealook atbknow what something ischear7obey your commandsado what you saybask yo

13、u questionscprint your name Find the words in Column A in the passage and match them with the meanings in Column B.C2AB()1()2()3()4()5()6tinybe unaware ofsuperoperatefor the time beingraisesabcdefmake(it)workbetter than all othersat presentputs forwarddo not know aboutvery small Each of the sentence

14、s below is a clue to one of the words or phrases from C1 and C2.Read the sentences and say these words.C31Now I understand!_2He just stood in the road.He didnt see the car _ coming.3There will be no homework for a few weeks._4Plants cannot live without the Sun._5It is well known that Chinese student

15、s are _ hardworking.6You turn on the engine and move the lever to _ the left.7I dont really like the cinema.I go once every _ year or so.8Its the biggest and the best!_ When you say things,people often expect you to give examples of what you mean.Read these statements and give examples.The first one

16、 has been done for you.D11S1There may be tiny computers in your home.S2Where,for example?S1_ _ _.2S1Computers can do some important jobs.S2For example?S1_ _.3S1A human brain can do some things better than a computer.S2For example?S1_ _ _.4S1In the future,computers may change our lives a lot.S2For ex

17、ample?S1We may have _ _ _.5S1You can tell a computer to do things,and it will do them.S2For example?S1It will _ _ _.6S1DVD-ROMs are more interesting than books.S2Why?S1They offer _ and _as well as pictures and writing.Daisy is asking Benny some questions about computers.Help Benny answer her questio

18、ns by completing the sentences below.The first one has been done for you.D21DaisyWhat were the first computers like?BennyThey were _ _ _.2DaisyHow big is a palmtop computer?BennyIt is the size of _ _ _ _.3DaisyBesides calculating,what else can computers do?BennyThey can also _,_ and _ things.4DaisyH

19、ow can you make the computer recognize your voice?BennyI can buy _ _ to help the computer recognize my voice.5DaisyHow many pages of writing can a DVD-ROM hold?BennyIt can hold _ _ pages of writing.Read the first part of the passage and complete the table.D3Topic sentenceComputersSizesFirst computer

20、sDesktopsLaptopsPalmtopsOther kinds Read the second part of the passage and complete the table.D4Topic SentenceSupporting detailsSpecialtiesl_l_ExamplesEasy jobsl_l_Important jobsl_l_l_ Read the third part of the passage and complete the following information.D5l Human brains are cleverer than compu

21、ters because _ _.l One day computers may be able to do most things that a human brain can do and even do them better,such as being a _.l If a computer is cleverer than a human brain,we will meet the following questions:_ Read the fourth part of the passage and complete the flow chart.D6 Read the fif

22、th part of the passage and complete the table.D7CD-ROMsDVD-ROMsmemory capacityusesl _l _l _future Answer the following questions.E1l When were the first computers built?l How big were they?l What has happened to computers since then?l Which is the smallest,a desktop,a laptop or a palmtop?l Where are

23、 some tiny computers that we are always unaware of?l Why do we call computers super calculators?l What can a computer usually do for us?l What important jobs can computers do?Give at least two examples.l Why does the writer think a human brainis cleverer than a computer?l What job will a computer pr

24、obably bebetter at than a human?l What questions will it raise if a computeris cleverer than a human brain?l What do we need to do if we want to talkto our computers?l How many pages of writing can aDVD-ROM hold?l What else does it include?l What do people usually do with CD-ROMs and DVD-ROMs?l What

25、 will probably happen to DVD-ROMs in the future?Brian is thinking about the things he would like his computer to do.Work in groups of five and discuss Brians ideas with your classmates.Do you think they are good ideas?Why or why not?E2 Write down five things you would like your computer to do.Write

26、full sentences giving your reasons.E31_2_3_4_5_1Workbook 9A,pages 28,33 and 34.CD-ROM/si:di:rm/pact disc read-only memory;a CD for use on a computer,which has a lot of information recorded on it.The information cannot be changed or removedYou can find a lot of information that you need on this CD-RO

27、M.DVD-ROM/di:vi:di:rm/n.a high-capacity optical disk format or an optical disk using such a format and containing especially a video recording(e.g.,a movie)or computer dataDVD-ROMs can store more information than CD-ROMs.screen/skri:n/n.the flat square part of a television or computer where you see

28、pictures or wordsI cant see the words very clearly on the screen.recognize/reknaz/v.know and identityI can hardly recognize you with your new haircut.aeroplane/erplen/n.a machine that has wings and can flyThe aeroplane landed safely at Shanghai Pudong International Airport.desktop/desktp/n.a full-si

29、zed computer with a separate monitor and keyboardI prefer to use the desktop computer.laptop/lptp/n.a small computer that you can carry around easilyMrs Cai uses a desktop computer in her office,but she takes her laptop when she is on business trips.palmtop/p:mtp/n.a small computer that can be held

30、in the palm of one hand I havent decided to buy the palmtop computer because the screen is too small.tiny/tan/adj.very small in size or amountAnts are tiny insects.unaware/nwe(r)/adj.not knowing or realizing that something is happening or that something exists She was unaware that I could see her.(b

31、e)unaware of(be)not knowing aboutMax was unaware of his mistake.depend/dpend/v.rely on somebody/something and be able to trust them He knew he could depend upon her to deal with the situation.depend onrely on somebody/something and be able to trust them He was the sort of person you could depend mon

32、/kmn/adj.that you often see or that often happensSmith is a common name in England.knowledge/nl/n.what you know and understand about somethingHe has a good knowledge of European mon knowledgesomething that is known by most peopleIt is common knowledge that the Japanese eat sushi.rarely/rel/adv.not o

33、ften;seldomPeople rarely eat snakes in England.print/prnt/v.put words or pictures onto paper using a magazineIm printing a copy of the document for you.importantly/mp:tntl/adv.in an important way or to an important degreeMost importantly,you must work hard to catch up.operate/pret/v.use or control a

34、 machineHow do you operate this machine?spaceship/spesp/n.a vehicle that travels in spaceI dream to fly to other planets in a spaceship one day.for the time beingfor now and some time into the futureShe is staying with her grandparents for the time being.meaning/mi:n/n.what something meansCan you te

35、ll me the meaning of the word?command/km:nd/n.order or instructionSit down and Stand up are simple commands.writing/rat/n.books,articles,etc.in general The review is a brilliant piece of writing.aware/we(r)/adj.knowing or realizing somethingI dont think people are really aware of just how much it costs.

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