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1、美语听力与发音技巧第1期WelcometoDailytipsonLearningEnglish.Today'stipisondistinguishing“can”and“cannot”inspokenAmericanEnglish.“Cannot”isusuallycontractedto“can't”.SomanylearnersofEnglishassumethatinordertodistinguishbetween“can”and“can't”,onemustlistenforthefinal“t”sound/t/.Andwhenspeaking,onemustpr
2、onouncefinal‘t’sound/t/clearly.However,thisisnotinfacthownativespeakersdistinguish“can”and“can't”.Peopledonotsay‘I`candriveacar,butIcan’tdriveamotorcycle.’Peoplesay‘Ican`driveacar',butI`can'tdriveamotorcycle.’Thedifferencebetween“can”and“can't”isinstress.“Can”isnotstressed,theverbafteritis
3、.“Can't”isstressed.Theverbafteritisnot.Alsosince‘can’isnotstressed,thevowelisreducedto/a/,so“can”isactuallypronounced“can”.Listentoanotherexample.“I`can'tgoonSaturday,butIcan`goonSunday.”Didyouhearthe't'sound?Didyounoticethedifferencewordsbeingstressed?Listeningagain.“I`can'tgoonSaturday,b
4、utIcan`goonSunday.”Ifyouwanttounderstandwhethersomeoneissayinghecanorcan'tdosomething,youhavetobelisteningforastressed“can't”oraverbstressedafter“can”.Whatdoesthismean?“Ican`speakJapanese,butI`can'tspeakTaiwanese.”That'sright,IcanspeakJapanese,butIcannotspeakTaiwanese.Whenyouarespeakingiti
5、sveryimportantthatyoufollowthisruletoo.WhenlearnersofEnglishsayI`canhelpyou,nativespeakersoftenunsurewhatismeantbecauseofimproperstress.Soremember,youcanstress“can't”,butyou`can'tstress“can”.Thishasbeentoday'stiponlearningEnglish.Tuneintomorrowforanothertip.美语听力与发音技巧第2期WelcometoDailyTipson
6、LearningEnglish.Today’stipisonhowsyllablestresscanaffectthemeaningofwords.Remenberthatstressedsyllablesaresaidlouderandarelengthened,andunstressedsyllablesarepronouncedmoresoftly,andoftenhavethevowelsoundsreduced.Sometimes,thisdifferencecanbethedifferencebetweenaverbandanoun,oranadjective.
7、Thereareatleast14pairsofwordsinwhichsyllablestressalonemakesthisdifference.Someexamplesinclude`addict,a`ddict,`convict,con`vict,`perfect,per`fect.Eachtimethesecondsyllableisstressed,thewordisaverb.Whenthefirstsyllableisstressed,thewordiseitheranounoranadjectiv
