新人教版必修二-Unit3Computers-Reading课件

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1、 With the development of science and technology, many new things appear in human beings life.Lets guess what they are:1. With me you can watch different programmes just at home. Im a machine that has a screen with moving pictures and sounds. But watching me too much is bad for your eyes. TV set 2. I

2、 am a machine which moves very fast on four wheels. You need a license(执照执照) and must be very careful when you drive me. Rolls Royce, Benz and BMW are some famous kinds of me. car3. I am a machine which is a good helper in doing house work. I wash clothes for people. Who am I?washing machine4. A mac

3、hine that you use to talk to other people even in a far-away place. We are connected by wire or radio. Now each of us often has a number. Who am I?telephone5.It is a machine, which you can use to type your homework, draw pictures, play games, watch movies, listen to music, communicate with your frie

4、nds, gather information Computerit is a kind of computer which can be taken conveniently like a notebook.A laptopWhat English words do you know about computers?What is it in English?mouse鼠标鼠标What is it in English?CPU (central processing Unit)中央处理器中央处理器What is it in English?Main board(主板主板)What is it

5、 in English?Display /MonitorcomputerInternetSearchKeyboardClickE- mailBlogBGillatesE- palComponents of a computerScannerScannerPrinterPrinterMonitorMonitorFloppy Floppy DiskDiskMouseMouseSpeakerSpeakerTimelineThe computer began as a calculating machineThe computer grew rapidly both in size and in br

6、ainpower.The computer had grown as large as a room.1960sComputers were used in offices and homes.Computers connect people all over the world together.1642:_1822:The Analytical Machine was made by Charles Babbage.1936:_ _1940s:_: The first family of computers was connected to each other. 1970s:_Now:_

7、Fill in the blanks: I began as a _ machine in 1642 in France. In 1822 I was built as an _ machine. Then in 1936 Alan Turing wrote a book and built a _ machine. As the years have_ _, I have been made _ . There were times when my size _ changed. And my memory became _ large _ I couldnt believe it. In

8、the 1960s they gave me a family_ by a network. I was able to _with others through the World Wide Web. Since the 1970s many new applications _ for me.calculatinganalyticaluniversalgone bysmaller totallythatconnectedhave been foundshare my knowledgeso 1._2._3._4._5._6._7._8._9._10._complete change in

9、ways of thinking ,working , etc.connected computer systemto make things easierto find the answer using numberscan be moved easily from place to placeto work out the answer to a problemto travel around an area to find out about it completelyanywayactivity of managing moneyfinanceanyhowtotallyexplores

10、olvemobilecalculatesimplifyrevolutionnetworkFind the word or expressions fro each of the following meanings from the text.2 Complete the passage with the words below My brother was very interested in computers and enjoyed writing programs of his own. He used to download information from the Internet

11、 and made good use of it. He liked to _the World Wide _ and used the Internet to communicate with computer programmers all over the world. When he went to university he studied IT( information _) and developed a special interest in _ intelligence. After developing special _ of the computer, he hopes

12、 to design an _ robot which can think _ and look like a human being, but in _ he has a long way to go.exploreWebtechnologyartificialapplicationsintelligentlogicallyrealityChanges of the machineCalculating machineAnalytical machineUniversal machineMachine with artificial intelligenceMachine with new transistorA family connected by a networkA family used by the Internet

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