文档介绍：Unit21After-saleServicesListeningSpeakingBusinessReadingGrammarPracticeExercisesHomeworkUnit21After-saleServicesListening(A)’?,,:I’:I’:?MissLi:Yes,,:6isthewarranty?MissLi:,:Whataboutafterthewarranty8?MissLi:-salelookregionaltrainedmaximumListening(B)Howlongthree-yearexpirationListening(C)●anizationchart?●Areregionalofficesequippedtoproducerepairservice?●Arethestaffsneededtobetrained?●Howlongisthewarranty?●Withinthewarrantyperiods,areallrepairsfree?Themainmechanismcarriesathree-:A是洗衣机产品的买主,B是生产厂家。A为产品的维修担心,正与B就产品的售后服务事宜进行商谈。(NowA,thebuyeroftheproductofwashingmachine,isworryingaboutthemaintenanceoftheproductandtalkingwithB,theseller,abouttheafter-saleservice.)Thefollowingmaybeuseful:I’mstillworryingaboutthemaintenance(维护).…SpeakingBusinessReading(1)Self-?AnswerReadthetextwithin5minuteswiththreePre-readingQuestions:?,price,',cost-effectivemaintenance,repair,.(2)FindingfaultsBusinessReadingW