八年级英语上册 CHAPTER FOUR Computer technology课件 牛津深圳版 课件VIP免费

一间半教室大它由 17468 个电子管、 6万个电阻器、 1万个电容器和 6千个开关组成，重达 30 吨，占地 160 平方米，耗电 174 千 瓦，耗资 45 万美元 monitormonitor keyboardkeyboard mousemouse main unitmain unit 主机主机 drivedrive CD-ROM/CD-ROM/DVD-ROMDVD-ROM speakersspeakers flash diskflash diskradioironrice cookerTV setelectric fanvacuum cleaner telephonewashing machine ice box air conditioner camera computer/ refrigerator / fridge mobile phone/cell phone Look at the pictures of a computer below and try to write the correct name of the parts to complete the sentences.A What do you know about…? monitormonitor keyboardkeyboard mousemouse main unitmain unit 主机主机 drivedrive CD-ROM/CD-ROM/DVD-ROMDVD-ROM speakersspeakers flash diskflash disk1. The _______ shows words and pictures.2. We use the ___________ for typing in information.3. The ______ ____ stores information.4. The ______ helps us control the computer.6. We can hear the sound from the ________.7. We put the ________ or ________ into the _________.monitorkeyboardflash diskmousespeakersCD-ROMDVD-ROMdrivesB B Look and thinkLook and thinkLook at the titles of the articles and the pictures on the next page. Then discuss the following statements with a partner and correct any mistakes. True or False Computers …1. are inside many machines in our homes.( )2.can do important jobs like flying planes.( )3. Are already cleverer than people.( )FsomeTplaces and spaceshipsnotF Read Hidden helpers and answer :What are “hidden helpers”? Why do we call them “hidden helpers”?“Hidden helpers” are computers. We callthem hidden helpers because sometimes they are inside the machine, we might be unaware of them. Listen to the recording and fill in the blanks:What kind of jobs can a computer do?C...