2023学年完整公开课版上课M7U1welcome

Module7Unit1LivingwithtechnologyM7U1LivingwithtechnologyWelcome

totheUnit本节课的目标认读家用电器及电子产品名称；简单谈论家用电器及电子产品的发展及对生活的影响；激发科学创新意识。TVset生活过得好，是因“冰箱”好！“洗衣机”做得好，让我们远离烦恼！“空调”之美，随心而动！“微锅炉”闪亮新生活！惬意生活:由“电脑”引导人脑！digitalcameraDVDmicrophone音乐新生活，从Mp3开始！E-辞典,易世界!

Wecanhardlyimaginewhatlifewouldbelikewithoutelectricalandelectronicdevices(电器和电子设备）.Technologyhasseensomeamazingdevelopments/evolutionsinthelastfewdecades.Whatelectricalandelectronicdevicesdoyouhaveathome?BrainstormingDevelopmentofTVblack-and-whiteTVcolorTVLCDscreenQ:WhatdifferencescanyoufindamongthesesTVs?Q1:Whatdevicesdidpeopleneedtorecordmusicinthepast?

Q2:Whatabouttoday?cassettetape（卡式磁带）recorderMP3MP4iPodtouch

desktop

laptop

iPadQ:Withthedevelopmentoftechnologyinthecomputer,whatbenefitdowegetfromthesedifferentcomputers?Help:smallelectricalcomponent(元件）portable（便携式的）/storage（储存）developmentofcomputerdevelopmentofdictionarydictionaryelectronicdictionarycalendar,addresses,phonenumbers,clock,music,games,memos…hundredsofbooksstoredinsideQ:Whichdoyouprefer,anelectronicdictionaryoratraditionalpaperdictionary?Why?largestorageanelectroniclibrarydevelopmentofcommunicationletterstelephonecellphoneQ1:Howdidpeoplekeepintouchinthepast?Q2:Wasthereanydisadvantagewithsendingletters?Q3:Howdopeoplekeepintouchnow?Q4：Whataresomerecentdevelopmentsinmobilephonetechnology?Help:morefunctions?sendtextmessagesbeusedasadigitalcameratotakepictures.Peoplecansendthepicturestoothermobilephonesore-mailaddresses.Mobilephonescanbeconnectedtotheinternetandpeoplecanlookatwebpageswithmobilephones.MoreadvancedmobilephonescanreceiveTVsignalssothatpeoplecanwatchliveTV.morefunctionsofcellphonerefrigerator/fridgewashingmachinevacuumcleanerair-conditionerOtherelectricalandelectronicgoodselectricricecookerelectromagneticoven

microwaveovenelectricfandigitalcameraDVDelectroniccalculatorCanyoureadallthesenamesofhousehold(家用）electricalandelectronicdevices？

colorTVtaperecorder/tapes

desktop

laptop

iPadelectronicdictionarycellphone

refrigerator/fridgewashingmachineair-conditionervacuumcleanerelectricricecookerelectromagneticoven

microwaveovenelectricfandigitalcameraDVDelectroniccalculatorReview

Dotheelectronicdevicesbringusadvantagesordisadvantages?meetpeople’sneedssavealotoftimeandenergyimprovepeople’slivestosomedegreefreeusfromheavyhouseworkradiationmaybeharmfultopeople’shealthwhenpeoplebuynewelectricalorelectronicdevices,theythrowawaytheoldones,whichnotonlycausewaste,butalsobeharmfultotheenvironment.Discussion/DebateAdvantagesDisadvantagesExplorationAmongalltheelectricalandelectronicdevices,whichdoyouthinkhasmostgreatlyimprovedourlives?Whatotherfunctionsdoyou