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Unit3putersReading Whoam ILearninggoals:
1.To knowmore about the development of the puter.
2.To improvethe studentsreading skillsand masterthe keywords andphrases.
3.To developstudents5creativity bydesigning theirown puters.Step ILeading in
1.What canwe dowith puters
2.a guessinggameStep IIReading
1.Reading forgeneral ideasTask1:Find outthe topicsentence ofeach paragraph.Learning tip:1While reading,pay moreattention tothe firstsentence ofeach paragraph.Para.2___________________________________________________Para.3___________________________________________________
2.Reading fordetails Task21Read para.1and tryto putthe inventionsin thetime order.2Find thefunctions ofeach invention.calculating machinelaptopanalytical machineinventionsuniversalmachineThe timeorder:The functions:Task3:Read para.2and pletethe chart.By the1940s,I hadgrown as large as a.SizeAs I have grownolder and I havealso grownMymemory hasdeveloped somuch that,likeMemoryI forgetanything.StorageI--------
3.Post readingIapplications]Task4:Read para.3and tryto findoutthenew applications.universe simplecalculatego bynetwork smallapplication happyIbegan asa machinein1642in FranceandIcould difficultsums.In1822I wasas ananalytical machinebyCharles Babbage.Then in1936,Alan Turingwrote abook andbuilt amachine.From then,I grewrapidly insize andbrainpower.By the1940s,Ihad grownaslargeasaroom.As time,I wasmade butmy memorygot larger.In the1960s,they gaveme afamily connectedby a,which iscalled theInternet.Since the1970s manynew havebeen foundforme andIhavebeen usedin homesand offices.Now Iam trulyfilled withthatI canserve thehuman race.Step IHGroup workTry to designyour ownrobot,with whichyou cansolve theenvironmentalpollution problemsaround you.eg.terrible haze,water pollution,white pollution,waste ofnaturalresources,etc.Some usefulexpressions foryou氧气污水塑料袋净化oxygen sewageplastic bagspurify carbondioxide二氧化碳吸收释放take ingive off将排放入discharge...into一次性饭盒disposable lunchboxes一次性筷子环境友好的disposable chopsticksenvironmentally friendly减少自然资源的浪费reduce thewaste ofnatural resourcesbe designedfor/为而设计/旨在to doStepIV ShowTime presentationand mentsStepV Homework
1.Trytoretell thedevelopmentoftheputer.
2.Write anintroduction toyour designedrobot.。