高二英语Living with technology课件1.ppt

《高二英语Living with technology课件1.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、M7U1LivingwithtechnologyTVandaudiodevices---areviewWhatarethey?TVsets.WhatkindofaTVdoyouhaveathome?Howbigisit?2.Whataudiodevicesdoyouchoosetoenjoymusic?3.Whatotherfunctionsdoyouneedinanaudiodevicebesidesplayingmusic?Arethereanysubtitles?subtitlesappearaftertitlesgiveusmor

2、einformationaboutthetextthanthetitleshowushowatextisorganizedTVandaudiodevices---areviewInchronologicalorderBysub-topicsByconceptsHowisatextorganized?TVandaudiodevices---areviewHowisthistextorganized?Youmaynotneedtoreadthewholetextifyoucanfindwhatyouarelookingforunderone

3、ortwosubtitles.ReadthesubtitlesandfindouttheanswertothisquestionWhatisWebTVasfastaspossible.ItistheTVsetcombinedwiththeWorldWideWeb.PartAReadthetextquicklyandanswerthefollowingquestions:WhendidregularpublicTVbroadcastingbeginaroundtheworld?3.Whatwasinventedin1954?1.Whendid

4、regularpublicTVbroadcastingbeginaroundtheworld?Itbeganon11May1928inNewYorkandinLondonon20August1929.3.Whatwasinventedin1954?Thecassetterecorderwasinventedin1954.ThomasEdisonmadethefirstrecordingofahumanvoice.()Until1972,mostpeopleusedblack-and-whiteTV.()SatelliteTVisdelive

5、redwithgreaterclaritythandigitalTV.()Thefirstrecordplayerwasinventedbefore1877.()TFFTPartC1lessin18875.Transistortechnologywasfirstusedtoreceiveradioprogrammes,andthenusedtodevelopthecassetterecorders.()6.CDswereinventedabout10yearsbeforetheMDplayerwasinvented.()7.MP3techn

6、ologybeganinGermanyin1987.()TFTformilitaryusefirst…Readthetextagainandchoosethebestanswersaccordingtothetext:Whenandwherewasthefirstlong-distanceTVbroadcastmade?A.In1925intheUSA.B.In1926intheUK.C.In1928intheUK.D.In1928inboththeUSAandtheUK.D.In1928inboththeUSAandtheUK.2)Who

7、mightbetheinventorofthefirstTV?A.VladimirZworykinfromRussia.B.PhiloFarnsworthintheUSA.C.JohnLogieBairdfromScotland.D.Itremainsuncertain.D.Itremainsuncertain.3)HowmanycountrieshaveputdigitalTVintooperationaccordingtothepassage?A.Onlyone.B.Alreadytwo.C.Atmostthree.D.Atleastf

8、our.B.Alreadytwo.4)WhomighthaveattributedtothedevelopmentoftheWalkman?A.TwoJapaneseengine