高二英语同步教案：Unit 1 Reading（1） （牛津译林版选修7）

学必求其心得，业必贵于专精学必求其心得，业必贵于专精学必求其心得，业必贵于专精Unit1LivingwithtechnologyM7Unit1Reading(1）TheevolutionofvideoandsounddevicesTeachingaims:studentswillbeabletoreadsomeexhibitionboardsaboutthehistoryoftelevisionandaudiodevices;studentswillbeabletoknowthereadingstrategy——-understandingsubtitles；studentswillbeabletotalkaboutthedevelopmentofotherelectronicdevices。Teachingprocedures:Step1Lead—inWhatdoestheTVinyourhomelooklike？Howbigisit？Isitincolororinblackandwhite?Whataudiodevicesdoyouchoosetoenjoymusic？Whatfunctionselsedoyouneedinanaudiodevicebesidesplayingmusic？Step2FastreadingReadthetextquicklyandanswerthefollowingquestions:Whomadethefirstrecordingofahumanvoice？WhodevelopedthesystemusedformostearlyTVbroadcasts?Whatweredevelopedinthelate1960s？1。WhendidregularpublicTVbroadcastingbeginaroundtheworld？Itbeganon11May1928inNewYorkandinLondonon20August1929.2。WhatissateliteTV？SatellitesallowliveTVtobebroadcastovervastdistances,witheveryonereceivingthesamebroadcastatthesametime.3.Whatwasavailablein1982？ThethefirstCDsweremadeavailable。Step3DetailedreadingTrueorFalseColourTVbecamepopularwithinjustafewyearsafteritwasinvented。（)Until1972，mostpeopleusedblack—and—whiteTV.（）PeoplewithoutsatellitedishesdonotbenefitatallfromsatelliteTVbroadcasts.（)Someofthefirsttaperecordersusedplastictapetorecordon。（)5。RecordsandcassettesdonotofferasgoodasoundqualityasCDs。(）6.Newtechnologywillsoonmakemanyofthethingstalkedaboutinthearticleoutofdate.（）FillinthetableYearEvent1877188719251929193819621967198219931995Step4ReadingStrategySubtitlesappearaftertitlesandgiveyourmoreinformationaboutthetext。Theycanshowyouhowatextisorganized。Youmaynotneedtoreadthewholetextifyoucanfindwhatyouarelookingforunderoneortwosubtitles。Step5Discussion1.Ifyoucouldownonlyoneelectronicdevice,whatwouldyouchoose？Why？2。Moreandmorepeopleareusingcomputersforinformationandentertainment.DoyouthinkwestillneedbooksandTVsinthefuture?Whyorwhynot?3.Whataresomepossibledisadvantagesofhavingalotoftechnologyinourlives？Step6Homework1.Readth