Unit1LivingwithtechnologyWelcome教學設計新部編版

精選教課教課方案設計|Excellentteachingplan教師學科教課方案[20–20學年度第__學期]任教課科：_____________任教年級：_____________任教老師：_____________市實驗學校育人好像春風化雨，授業(yè)不惜蠟炬成灰精選教課教課方案設計|ExcellentteachingplanUnit1LivingwithtechnologyWelcome教課方案Aimsandrequirements?Readsomeexhibitionboardsaboutthehistoryoftelevisionandaudiodevices，andanarticleaboutthedangersofmobilephonesListentoinformationaboutelectronicdictionariesTalkabouthowmodernelectronicdevicesaffectourlivesandaskforinformationoverthetelephoneWriteane-mailtogiveadviceMakealistoftheadvantagesanddisadvantagesofsomemodernelectronicdevicesProceduresWelcometotheunitStep1:BrainstormingNowadays，itseemsthatmancannotlivewithoutsuchelectricalandelectronicproductsasmicrowaveovens，refrigerators，TVsets，airconditioners，washingmachines，electricfans，mobilephones，digitalcamerasandvacuumcleaners.Doyouagreewithme？Whichdoyouthinkisthemostuseful？Whatelectricalandelectronicproductsdoyouuseinyourstudiesandinyourlife？(electronicdictionaries，computers，CDplayers，MP3)Aretheyhelpfulorjustmakeyoulazier？ForreferenceElectronicdictionariesgivestudentsquickresponsesintheirreading.Studentsusingelectronicdictionariesneedlesstimeinreadingthanthosewhousepaperdictionaries.Moreover，electronicdictionariescanprovidecorrectpronunciationtostudents，whicha育人好像春風化雨，授業(yè)不惜蠟炬成灰精選教課教課方案設計|Excellentteachingplanpaperdictionarycannot.Thenumberofpeopleusingelectronicdictionariesisincreasinggreatly.Aswecansee，withtherapiddevelopmentofelectronictechnologyinthelastfewdecades，electricalandelectronicproductshavemadeourlivesmoreconvenient.I’dliketogiveyousoexamples.Now，let’shaveadiscussion:Whatdoyouthinklifewouldbelikewithouttheseproducts？Step2:Sharinginformation1.Let’enjoyssomewonderfuladsaboutsomeelectricalandelectronicproducts.Whatconclusioncanyoudraw？Manhasmaderemarkableprogressinthisareainthelastfewdecades.Doyouthinktheprogresshasmadeourlivesmoreconvenientorhasmadesimplethingsmorecomplicated？Forreference●Theyareinventedtomeetpeople’sneeds.●Theyhaveimprovedpeople’slivestosomedegree.Theyaredevelopingveryquickly.Theradiationfromsomeoftheelectricalandelectronicdevices，suchasmobilephones，maybeharmfultopeople’shealth.Whenpeoplebuynewelectricalorelectronicdevices，theythrowawaytheoldones.Thismaygeneratealargeamountofwaste，whichisharmfultotheenvironment.2．Groupwork.Lookatthefourpicturesatpage1.Let’sstudythemonebyoneandtrytodiscusssomequestionsingroupoffour.Picture1WhatkindofTVdoyouhaveathome？WhatdifferencescanyoufindbetweentheTVinyourhomeandtheTVinthispicture？(EarlyTVhadantennaeontop.Thescreenwasverysmallandcouldshowonlyblack-and-whitepictures.ThesizeoftheTVwassmallcomparedwithmodernTV，andusuallyitlookedlikeawoodenbox.EarlyTValsodidnothavearemotecontrol.Thecontrolpanelwasononesideofthescreen.)育人好像春風化雨，授業(yè)不惜蠟炬成灰精選教課教課方案設計|ExcellentteachingplanWhatkindofpicturesdidearlyTVhave？(EarlyTVhadblack-and-whitepicturesthatwerefuzzy.)WhatotherfunctionsdoyouneedinamodernTV？Picture2Whatdidpeopleneedwhentheywantedtorecordmusicinthepast？(Tapesandataperecorder.)Howdidpeoplerecordmusicinthepast？(Peopleputthetapesintotherecorder，thenplayedthetapewithmusicatonesideandpushedtheplayandrecordbuttonsattheothersidetorecordthemusicontotheblanktape.)Lookatthepicture.Whatdevicesdopeopleneedtorecordmusicnow？(Acomputer，anMP3playerandsomerecordingsoftware.)HowdoPeoplerecordmusicusingacomputer？(PeoplecopythemusicfromaCDtothecomputerusingrecordingsoftware.ThemusicwillthenbedigitalizedinandplayedbyanMPPlayer.)Picture3Howdoyoulookupawordinapaperdictionary？(Thewordsinapaperdictionaryarearrangedinalphabeticalorderfrom‘A’to‘Z’.Weneedtolookatthefirstletterofthewordanduseittosearchinthedictionary.Iftwowordsstartwiththesameletter，welookatthesecondlettertodecidethealphabeticalorder.Ifthefirstandsecondlettersarethesame，welookatthethirdletterandsoon.)Howmanyofyouhaveanelectronicdictionary？Howdoyoulookupawordinsuchadictionary？(Wekeyinthewordwewanttolookupandclickthebutton‘Enter’.Thenthewoentrywillappearonthescreen.)Besidesthedictionary，whatelsecanbestoredinyourelectronicdictionary？(Therecanbeacalendar，alistofaddressesandphonenumbers，memosoraclock.Morerecentelectronicdictionarieshavelargememoryspaceandsomecanbeusedaselectronicbookswithhundredsofbooksstoredinside.)Whichdoyouprefer，anelectronicbookoratraditionalpaperbook？Why？Picture4Howdidpeoplekeepintouchinthepast？(Peoplesentlettersinthepast，butletterswere育人好像春風化雨，授業(yè)不惜蠟炬成灰精選教課教課方案設計|Excellentteachingplanslow，andtheytookfromafewdaystoseveralmonthstoarrive.Thenpeopleinventedthetelegraph，butthetelegraphcouldsendonlyshortsentences.Later，peoplecouldcommunicateviatelephone，butthedisadvantagewasthatnoteveryonehadatelephone.Now，peopleusee-mailstocommunicate.E-mailsarequick，butpeoplewithoutcomputersandaccesstotheInternetcannotsende-mails.Today，mostpeopleusemobilephonestokeepintouchwithothers.Thesizeofamobilephoneissmallsopeoplecancarryoneinapocketandreceiveandmakecallswherevertheyareandwheneveritis.)Whatrecentdevelopmentshavebeenmadetomobilephones？(Now，mobilephoneshavemoreandmorefunctions.Theycansendtextmessages.Theycanalsobeusedasadigitalcameratotakestillorevenmovingpictures.Peoplecansendthepicturestheytaketoothermobilephonesore-mailaddresses.MobilephonescanbeconnectedtotheInternetandpeoplecanlookatwebpageswithmobilephones.MoretechnologicallyadvancedmobilephonescanreceiveTVsignalssothatpeoplecanwatchliveTVprogrammesontheirmobilephones.)Itisreportedthatmanyhighschoolstudentsbringmobilephonestotheirschools.Doyouthinkhighschoolstudentsshouldusemobilephonesatschool？Whyorwhynot？Pleaseexpressyourideasfreelyandmakesurethatallofyouhaveachancetospeak.Step3:Discussion:1.Howhavedifferentelectronicdeviceschangedovertime？2.Howhavetheseinventionsimprovedpeople？’slivesSampleanswersDifferentelectricalandelectronicdeviceshavechangedalotovertime.Takemobilephonesasanexample.Mobilephonesfirstappearedin1947，andtheylookedmuchbiggerthanwhatweareusingnowadays.Inthepast，theycouldonlyprovideuswithbasicserviceslikemakingphonecalls.However，customersnowwanttobeentertained.Asaresult，developmentsweremade.Nowadays，manynewtypesofphonesareavailablethatcanconnecttotheInternetorbeusedascamerasorMP3players.Theseinventionshavegreatlyimprovedpeople’lives.Mobilephonesareagoodexampleofthis.Beforemobilephonescameintouse，peoplecouldn’tmakephonecallsorreceivephonecallsiftherewasnotelephonenearby.Withmobilephones，peopleareableto育人好像春風化雨，授業(yè)不惜蠟炬成灰精選教課教課方案設計|Excellentteachingplanmak