八年级英语上：Unit 3 Modern machines全单元综合课件上海牛津版 课件VIP免费

Unit 3 Modern machines ReadingReading ListeningListening LanguageLanguage SpeakingSpeakingWritingWriting More practice Using English A guessing gameBrainstorming Can you name some electric machinesradioironelectric fanrice cookerTV setvacuum cleaner washing machine ice box/ refrigerator / fridge air conditioner camera computer telephone Before you read about computers,look at the pictures below and tryto write the names to complete thesentences.A What do you know about…? monitormain unit speaker mouse keyboard micro-phone floppy diskCD-ROM drive/ DVD-ROM drive drive 1. The _______ shows words and pictures.2. You use the ________ for typing in information.3. The ______ ____ records information.4. The ______ helps you control the computer.5. The ____ ____ contains all the computer’s electronics.6. We can hear the sound from the ________.7. We put ____ into the ________ in the main unit.monitorkeyboard floppy diskmouse main unitspeakersCDsCD-ROM Let’s learn some technical words associated with computers: PC laptop  virus personal computer small, portable personal computersomething which gets into a program and damages it  data  file network information a collection of data stored together a system that links two or more computers together  software  hardware command programs the monitor, keyboard, drives, etc. an order to the computer  e-mail  modem multimedia electronic maila device which links the computer to the telephone systema combination of sound, moving pictures and text 2. unaware of (adj.) [P2] not knowing about e.g. The student was unaware of his mistake.1. hardly ever (adv.) [P1] almost never e.g. We hardly ever get frost in Shenzhen. 3. dependent (adj.) [P2] needing someone o...