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LivingwithtechnologyUnit1Speakingoftechnology,thereisonethingthatcan’tbeneglected.Canyouguesswhatitis?electricityelectricalandelectronicproductsrefrigeratorwashingmachineAirconditionermicrowaveovenvacuumcleanerdesktoppclaptopelectricfandigitalcameraDigitalSinglelensreflexcameraDSLRcameraTelevisionTVremotecontrolblack-and-whiteTVHowdoyoulookupaword?ApaperdictionaryAelectronicdictionaryHowdoyoukeepintouchwithyourfriendsandfamilymembers?Smartphonedevelopmentofcommunicationletter/telegramtelephonebeepercellphoneHowdoyoulistentomusic?Talkingaboutyourexperience•Howhavetheychangedourlife?•“Personally,Ithinktheinventionthathasgreatlychangedourlifeis______because______.”•Whatcontributedtothesegreatinventions?•A.Thedevelopmentofscienceandtechnology.•B.…•C.…Discussion:Dotheelectronicdevicesbringusadvantagesordisadvantages?Advantages:meetpeople’sneedsimprovepeople’slivestosomedegreeDisadvantages:1)radiationmaybeharmfultopeople’shealth2)whenpeoplebuynewelectricalorelectronicdevices,theythrowawaytheoldones,whichnotonlycausewaste,butalsobeharmfultotheenvironment