UnitUnit11Reading1TheevolutionofvideoandsounddevicesTheblack-and-whiteTVThecolorTVTheLCDTVTherecordplayerThetaperecorderVideorecorderCDVCDDVD•1
CanyoudescribetheTVyouareusingnow
Whatarethedifferencesbetweentaperecorders,CDplayers,MP3players
DoyourememberthereadingpassageaboutthedevelopmentofEnglish
Howwasthearticleorganized
Thearticlewasdividedbythreeheadings:OldEnglish,middleEnglishandModernEnglish
StepLead-inⅠ1
WhodevelopedthesystemusedformostearlyTVbroadcasts
JohnLogieBaird
Whomadethefirstrecordingofahumanvoice
ThomasEdison
Whatweredevelopedbythelate1960s
Portablecassetteplayersandvideorecorders
StepReadingforgistⅡStepReadingfordetailsⅢ1
ColourTVbecamepopularwithinjustafewyearsafteritwasinvented
PeoplewithoutsatellitedishesdonotbenefitatallfromsatelliteTVbroadcasts
Someoft