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1、Unit 3 Computers1completely2complete change3to make things easier4to find the answer using numbers5can be moved easily from place to place 6to work out the answer to a problemtotallyrevolutionsimplifycalculatemobilesolveTask 4 Fill in the blanks.7to travel around an area to find out about it8complet
2、ely9anyway10activity of managing moneyexploretotallyanyhowfinance What do they have in common?An abacusA calculatorA desktopA notebook computerWhats next?Whats next?Reading: Who am I? Listen to the tape and answer these questions.2.Who was the real father? 3. What happened to “I” since the 1970s? I
3、have been used in offices and homes, and many applications have been found for me.Alan Turing1 Who am I?A computer.16421822 The analytical machine was made by Charles Babbage.1936The computer began as a calculating machineThe computer grew rapidly both in size and in brainpower.Careful reading1940s
4、The first family of computers 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, and help people a lot.DevelopmentEarly daysNameFunctionPoorStrongA _ machineSimplify difficult
5、 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
6、cationsCommunicationTradethe second generation (1956-1963)the third generation (1964-1971)the fourth generation (1971- )The first generation (1945-1956)253461. monitor 2. screen 3. CD-ROM4. keyboard 5. mouse 6. hard diskLabel each part11. What is PC? Speak the full name.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. 科學(xué)技術(shù)?？茖W(xué)技術(shù)。Science and technology.7. 人工智能。人工智能。Artificial intelligence.8.筆記本電腦。筆記本電腦。Notebook computer.
高一英語必修二 unit3 computers reading 課件
