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1、人教课标人教课标 高一高一 必修必修 2 Unit 3Heavy!Difficult!Hard!Tired!Easy!Fast!Free!monitorkeyboardmousespeakermodemscannerprinterUSB flash dischard discLabel each part.124356monitorscreenCD-ROMmousekeyboardhard disk1.Look at these pictures.In pairs discuss what they have in common.2.What do they tell you about th
2、e development of computers?3.What do you think will be the next development?Whats next?1.Who is the speaker in this story?A computer.2.Write down three sentences from the story to support your idea.1)I was built as an Analytical machine by Charles Babbage.2)My real father,Alan Turing,3)I was always
3、lonely standing there by myself,until in early 1960s they gave me a family connected by a network.1.Where were you in 1642?In France.2.What happened to you after nearly two hundred years?I was built as an Analytical Machine by Babbage.3.What were you called in 1936?A universal machine.4.What happene
4、d to you in the 1970s?I have been used in offices and homes.16421822The analytical machine was made by Charles Babbage.1936The computer began as a calculating machine.The computer grew rapidly both in size and in brainpower.Read the passage and finish the timeline.1940s The first family of computers
5、 was connected to each other.1970s nowComputers had grown as large as a room.1960sComputers were used in offices and homes.Computers connect people all over the world together.Read the passage again and complete the chart below.DevelopmentEarly daysNameFunction PoorStrongA _ machineSimplify difficul
6、t sumsAn _ machineThink logically and produce an answer quicklyA _ machineSolve difficult _calculatinganalytical universal mathematical problemsDevelopmentNetwork times_ stored inTubesLargeSmall_Small chips_Narrow WideFinance_RobotsMobile phones_Space rocketsMedical operations MemoryTransistorsAppli
7、cationsCommunicationTradeParagraph 1Paragraph 2Topic sentenceOver time I have been changed quite a lot.These changes only became possible as my memory improved.Paragraph 1Paragraph 2Supporting detailsCalculating machineAnalytical machineUniversal machinePClaptoptubestransistorschipsnetworkWorld Wide
8、 WebParagraph 3Topic sentenceSupporting details communications finance trade robots mobile phones medical operations space rockets providing a life of high qualitySince the 1970s many new applications have been found for me.the second generation (1956-1963)the third generation(1964-1971)the fourth g
9、eneration (1971-)The first generation(1945-1956)The history of computers1.What is PC?Speak the name on the whole.It means:personal computer.2.What is IT?Information Technology.3.What is CD-ROM?Compact disc read-only memory.4.What is PDA?Personal digital assistant.5.What is W.W.W?World wide web.6.科学技
10、术。科学技术。Science and technology.7.人工智能。人工智能。Artificial intelligence.8.笔记本电脑。笔记本电脑。Notebook computer.9.Who was the first person to devise the first computer?Charles Babbage invented an analytical machine in 1822.10.Who was the computers real father?Alan Turing.How computers have changed our lives?List
11、of uses of computersWhat people did before computersemailswrite lettersword processing write by hand or typewritersearch for informationlook in encyclopedia,library,etcList of uses of computersWhat people did before computerswatch DVDsgo to the cinemastore informationwrite everything down and put in
12、to files and folders Retell the text according to the following clues and then write down your retelling.HomeworkChanges of the machineCalculating machineAnalytical machineUniversal machineMachine with artificial intelligenceMachine with new transistorA family connected by a networkA family used by the Internet