英语语音——鼻音、舌边音.ppt

Nasals,Approximants&Lateral,/,Nasals,Approximants&Lateral(s),Likethestops,thenasalsareallmadebyclosingthevocaltractatsomepointinthemouth.Unlikethestopsoranyothersoundsinthelanguage,thereisanopeningintothenasalcavityinthepronunciationsothatthesoundcanberesonatedthroughthenose.Thenasalconsonantsare/m/,/n/,and/./w/,/r/,and/j/arecalledapproximantsbecauseitisanarticulationinwhichthearticulatorsapproacheachotherbutdonotgetsufficientlyclosetoeachothertoproduceacompleteconsonantsuchasastop,nasalorfricative./l/iscalledalateralbecauseduringitspronunciation,thepassageofairthroughthemouthdoesnotgointheusualwayalongthecentreofthetongue.,UNIT9/,汉英对比：/浊辅音.发音时,双唇闭拢,气流从鼻腔泻出,声带振动./的发音近似于汉语的“母”,但区别之处在于发/m/时要双唇紧闭,声带振动./浊辅音.发音时,舌尖贴上齿龈,形成阻碍,气流从鼻腔泻出,声带振动./n/的发音接近于汉语的“恩”,但不同之处在于发/时，嘴唇微开,舌尖贴紧上齿龈./浊辅音.舌后部抬起紧贴软腭,形成阻碍,同时软腭下垂,堵住口腔通道,气流从鼻腔泻出,声带振动./的发音近似于汉语“嗯”,但不同之处在于：发/时口腔开得更大,声带振动.,/,/,/&/,/,单词发音练习moonhomemedicinemountain,/,短语man-madecometomorrowmakeamistakemiddlename,/,句子A:Mumhascomebackhome.B:Marvellous.A:Mumsayswellgoandseeamovietonight.B：Yes,wecertainlywill.,Allophonicvariationsof/m/,Syllabic:somethingLengthened,whenanarresting/m/isfollowedbyareleasing/m/:somemoreThelabiodnetalnasal,whenfollowedby/f/:comfort,/,单词发音练习necktinnightnoise,/,短语neatbrandytelephonenumberanegativeanswerhardentheneck,/,句子A:WhatanicepostcardoftheGrandCanyon!B:TheyarewonderfulA:Whosentittoyou?B：Afriendofmine.,Allophonicvariationsof/n/,Dentalizedbeforealabiodental/f/or/v/:inviteVelarizedbefore/k/or/:thinkSyllabic:buttonLengthening,when/n/arrestsandreleasesadjoiningsyllables:tennames,/,单词发音练习inkringsingmonkey,/,短语ring-a-dingstrongstringrisingdiphthongplayingping-pong,/,句子A:Doyoulikedrinkingtea?B:Yes,Ido.A:Weareadvisedtodrinkmoreteathancoffee.B：Teaisgoodforhealth.,Allophonicvariationsof/,Thealveolarn,whenfollowedbyanalveolar:takingtenSyllabic:lockandkey,Exercises,1.Practisethephoneme/m/inman,firstnormally,thenwithexaggeration,thennormally.Listenandrepeat./,/,/2.Somestudentsleaveoutthephoneme/m/whentheyoccurfinally.Listenandrepeateachwordpair.tietimeteateamseeseemcrycrimesaysamebluebloom,Exercises,3.Listenandunderlinethewordthatyouhearineachsentence.(1)The(rye/rhyme)wasverygood.(2)Illgivehimhis(due/doom).(3)Wealllikethat(dough/dome).(4)Didntyouseethe(dye/dime)?(5)Haveyoucalled(Ma/Mom)?(6)Didyousay(who“/whom“)?4.Readthefollowingsentences.(1)Themanwhomakesnomistakesdoesnotusuallymakeanything.(2)Mountainclimbinghasbecomemoreandmorewelcomeamongthemasses.(3)WhatanamazingmemoryMr.Martinmusthave.(4)MerchantsinAmericabelievethatmoneymakesthemarego.,Exercises,5.Listenandunderlinethewordthatyouhearineachsentence.(1)Didyouliketheplay/plain?(2)Momsaiditwaswar/worn,didntshe?(3)Icouldfeeltheray/rainonmyface.(4)Isitreallydull/done?(5)Wheresthedogsbone/bowl?(6)Thatsafine/filecabinet.6.Readthefollowingsentences.(1)Nothingventure,nothinghave(2)Nancysnumberisneitherninetynornineteen.(3)Helensnewhouseisnearthelake.(4)Goodmorning.Imlookingforaone-bed-bedroomapartmentdowntown.,Exercises,1.Practisethesound/insing./,/,/2.Listenandtrytodistinguishwhetherthesoundreadis/n/or/.sinsingsonsongthinthingranrangwinwingtontong3.Readthefollowingwords.Firstslowly,thenquickly.singersingingyoungishhanguplongagobringitwrongagainamongothers,Exercises,4.Listenandrepeat.Payspecialattentiontothephoneme/.(1)Thegoldenruleoflifeismakingabeginning.(2)Mr.Fingerwilllingerlongerbecausehishungerisstronger.(3)Myunclesangaspringsonginthejungle.(4)Cambringsongrayhairandagewithoutyears.(5)Icanthinkofsixthinthings,Sixthinthings,canyou?Yes,Icanthinkofsixthinthings,Andofsixthickthings,too.(6)AsIwasgoingalong,along,along,Isangacomicalsong,song,song.ThelanethatIwentsolong,long,long,AndthesongthatIsangwasaslong,long,long,AndsoIwentalongsingingthesong,song,song.,/,Allophonicvariationsof/r/,Devoicedasinvoicelessclusters:treatTheone-tapflap/r/:veryTheretroflexed/r/:rightTheback/r/,beforeorafter/k/or/:crategrey,/l/-/r/，/r/和ri(日)对比练习:/liru/&/luri/rural,lull,really,leery,Allophonicvariationsof/l/,Syllabic