高二英语Living with technology公开课一等奖省优质课大赛获奖课件

M7U1LivingwithtechnologyTVandaudiodevices

areviewWhatarethey?TVsets.WhatkindofaTVdoyouhaveathome?Howbigisit?2.Whataudiodevicesdoyouchoosetoenjoymusic?3.Whatotherfunctionsdoyouneedinanaudiodevicebesidesplayingmusic?Arethereanysubtitles?subtitlesappearaftertitlesgiveusmoreinformationaboutthetextthanthetitleshowushowatextisorganizedTVandaudiodevices

areviewInchronologicalorderBysub-topicsByconceptsHowisatextorganized?TVandaudiodevices

areviewHowisthistextorganized?Youmaynotneedtoreadthewholetextifyoucanfindwhatyouarelookingforunderoneortwosubtitles.ReadthesubtitlesandfindouttheanswertothisquestionWhatisWebTV

asfastaspossible.ItistheTVsetcombinedwiththeWorldWideWeb.PartAReadthetextquicklyandanswerthefollowingquestions:WhendidregularpublicTVbroadcastingbeginaroundtheworld?3.Whatwasinventedin1954?1.WhendidregularpublicTVbroadcastingbeginaroundtheworld?Itbeganon11May1928inNewYorkandinLondonon20August1929.3.Whatwasinventedin1954?Thecassetterecorderwasinventedin1954.ThomasEdisonmadethefirstrecordingofahumanvoice.()Until1972,mostpeopleusedblack-and-whiteTV.()SatelliteTVisdeliveredwithgreaterclaritythandigitalTV.()Thefirstrecordplayerwasinventedbefore1877.()TFFTPartC1lessin18875.Transistortechnologywasfirstusedtoreceiveradioprogrammes,andthenusedtodevelopthecassetterecorders.()6.CDswereinventedabout10yearsbeforetheMDplayerwasinvented. ()7.MP3technologybeganinGermanyin1987.()TFTformilitaryusefirst…Readthetextagainandchoosethebestanswersaccordingtothetext:Whenandwherewasthefirstlong-distanceTVbroadcastmade?A.In1925intheUSA. B.In1926intheUK. C.In1928intheUK.

D.In1928inboththeUSAandtheUK.D.In1928inboththeUSAandtheUK.2)WhomightbetheinventorofthefirstTV?A.VladimirZworykinfromRussia. B.PhiloFarnsworthintheUSA. C.JohnLogieBairdfromScotland.D.Itremainsuncertain.D.Itremainsuncertain.3)HowmanycountrieshaveputdigitalTVintooperationaccordingtothepassage? A.Onlyone. B.Alreadytwo. C.Atmostthree. D.Atleastfour.B.Alreadytwo.4)WhomighthaveattributedtothedevelopmentoftheWalkman? A.TwoJapaneseengineers. B.ThreeAmericanscientists. C.ThomasEdison. D.EmileBerliner. A.TwoJapaneseengineers.5)WhatisthemainfactorthatcausesthespringupofmusicwebsitesallovertheInternet?A.ThepopularityofWalkman.B.ThedevelopmentoftheMDplayer. C.ThedevelopmentofMP3technology.D.ThewideuseofDiscman.

C.ThedevelopmentofMP3technology.6)Thepassageisorganized___________________. A.byparagraphs B.inchronologicalorder C.byconcepts D.bysub-topics D.bysub-topics7)Whichofthefollowingbestshowsthestructureofthepassage? BT②①③⑤④(T=title①=subtitle1②=subtitle2③=subtitle3④=subtitle4⑤=subtitle5)

gramophonerecordplayercassetterecordertaperecorderWalkmanDiscman/CDplayerMDplayer/MiniDiscplayerMP3player8)Howmanyaudiodevices

arementioned?Whatarethey?CanyouworkoutthetimelineforthedevelopmentofTVandaudiodevices?Completethetable(C2)!YEAREVENT192519481951196219891996FirstpublicshowingsofwirelessTVtransmissionsweremadeintheUSA.1948CableTVbeganintheUSA;ColorbroadcastsbeganintheUSA.19511962SatellitesbegantobeusedtobroadcastTV.19891996InternationalstandardsfordigitalTVwereestablished.FirstWebTVset-topboxescameontothemarket.YEAREVENT1877194819541958198219871992Firstrecordingofahumanvoicewasmade.YEAREVENT1948195419583Americanscientistsinventedthetransistor.Inventionoftransistorledtothedevelopmentofcassetterecorders.FirstLPscameontothemarket.198219871992DevelopmentofMP3technologystartedinGermany.DevelopmentofMDplayerbegan.FirstCDsproducedbyusingdigitaltechnologyweremadeavailable.CanyouworkoutthetimelineforthedevelopmentofTVandaudiodevices?Completethetable(C2)!YEAREVENT18771925Firstrecordingofahumanvoicewasmade.FirstpublicshowingsofwirelessTVtransmissionsweremadeintheUSA.19481951CableTVbeganintheUSA;3Americanscientistsinventedthetransistor.ColorbroadcastsbeganintheUSA.1954195819621982Inventionoftransistorledtothedevelopmentofcassetterecorders.FirstLPscameontothemarket.SatellitesbegantobeusedtobroadcastTV.FirstCDsproducedbyusingdigitaltechnologyweremadeavailable.1987198919921996DevelopmentofMP3technologystartedinGermany.InternationalstandardsfordigitalTVwereestablished.DevelopmentofMDplayerbegan.FirstWebTVset-topboxescameontothemarket.Clozetest1.to2.dated

3.beforewas

5.a6.which

7.ernetE,Page5FillintheblanksintheexcerptfromWangLi’sreport.Answers:1)wireless2)broadcasting3)Britain4)655)2006)households7)recording8)recorders9)compact10)GermanyD,Page4edhcgfabFillintheblankswithproperwords.

1)Itwasmyfirstchancetousethatsoftwaretoeditthevideoextracts.Iwasu________abouthowtoaddbackgroundmusictoit.2)Bellisc__________tohaveinventedthefirsttelephone.uncertainconsidered3)Alotoffoodandclotheshavebeend_______tothedisaster-strickenarea.4)Whenthecompanywase________in1990,itwasverysmall.Butitgraduallydevelopedintoabigoneinthenextfewyears.5)Manynewbusinesseshaves______upwiththedevelopmentoftheInternet.deliveredestablishedsprungTranslatethephrases对……做出贡献contributeto彩色incolour黑白电视black-and-whiteTV比……好;优于besuperiorto有机会使用