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1、英语语音Unit8SentencestressIContentwordandfunctionwordContentwordAword,suchasanoun,verb,oradjective,thathasastatablelexicalmeaning,ratherthanindicatingasyntacticfunction,asafunctionworddoes.实词：有可陈述的语汇意义，例如名词、动词或形容词，而不是如同虚词一样地指示句法功能的字FunctionwordAword,suchasapreposition,aconjunction,oranart
2、icle,thathaslittlesemanticcontentofitsownandchieflyindicatesagrammaticalrelationship.Alsocalledformword,functor功能词/虚词：如介词、连词或冠词等一类主要用于指明一种语法关系的语义很虚的词Contentword:givinginformationaboutwho,what,when,where,why,howexpressingthemainideaorcontentofthephraseorsentenceFunctionword:connectingth
3、econtentwordstoformgrammaticalsentences.TheirfunctionsContentwordsareusuallystressed:I’mastudent.Igotoschooleveryday.I’mveryhardworking.IlikeEnglishverymuch.Thisismybookandthatisyours.Whoareyou?Whyareyouhere?Whatdoyouwant?Howareyou?Therearefortystudentsinmyclass.OtherExamples:Anelephan
4、tisananimal.Marylovesmusicandsingswell.Herskirtisblueandwhite.HespeaksEnglishslowlyandcarefully.Thisisadisaster.Whosebagcanitbe?Whichisyoursister?Mysecondbrotherisadoctor.Functionwordsareusuallyunstressed:Thereisagirlintheroom.I’mtalkingtothegirlwhoisfromLondon.Thankyou./Iloveyou.Sheis
5、mygirlfriend.Heistheboywhomwemetattheparty.TomandMarywenttoseeamovietogetherlastnight.Ihaveabluedressandaredone.Doyouknowwherehehasgone?Youmustbecareful.补充：Verbsthatcanbeusedasauxiliariesareusuallyunstressedinsentences非实义动词(助动词auxiliary和情态动词modalauxiliary)在句子中通常不重读。1.auxiliaries助动词:be(
6、am,is,are,were,was),shall(should),will(would),have(has,had),do(does,did)E.g.JohnisstudyingChinese./Themeetingwillbecanceled./Theydo"notgotochurchonSundays.2.modalauxiliaries情态动词：can(could),may(might),must,haveto(hasto,hadto),shall(should),will(would),oughtto,dare,need,usedtoE.g.Ican"do
7、that./HemaygotoShanghaitomorrow./Yourmustbecareful.Exceptions例外：1.助动词和情态动词否定式的缩写形式要重读。Ido"notknow.I"don’tknow.Youshould"notleave.You"shouldn’tleave.2.助动词和情态动词放在疑问句句首，或者在附加疑问句中，要重读。"Didheenjoyit?/"Areyouready?/"CanIhelpyou?/She"isn’tadoctor,"isshe?(例外:如果疑问句句首的助动词或情态动词后面紧跟着重读音节，那么该疑问
