后元音back vowels

backvowels12vowels根据发音时舌的活动范围分：Frontvowels:/i:/,/i/,/e/,/æ/Backvowels:/a:/,/u/,/u:/,/ɔ/,/ɔ:/Centralvowels:/ə/,/ə:/,/۸/Fivebackvowels英语中共有5个后元音，/a:,u,u:,ɔ,ɔ:/发音共同点是：舌身后缩，舌后部向软腭抬起，舌尖不抵下齿，/u,u:,ɔ,ɔ:/圆唇，/a:/不圆唇。6．1/a:/舌身平放后缩，舌尖离开下齿，口张大，不圆唇。汉语拼音的(a),发音时舌尖抵下齿，舌中部抬起。1.wordsfarmfarcarparklastbarkfastcartsmartcardhardheartlargeparcelpardonpassclassmarkdark2.phrases1.managingalargefarm2.farfrombeingsmart3.thelastbustotown4.averyhardjob5.intheNationalPark6.thecarrunningveryfast7.averysmartfellow8.gethomebeforedarkphrases9.thedogbarkinginthedark10.makethemark11.first-classmanagement12.doharmtotheheart13.veryhardtostartthecar14.comeintothemarket15.marble-hearted16.forthemostpartphrases17.asharpturntotheleft18.avastsumofmoney19.passthebuck(推卸责任)20.havethelastlaugh3.sentences1.Thefarmisfarfromthepark2.Pleaseparkthecarinthecarpark.3.It’sveryhardtostartthecar.4.Thefarmerismanagingaverylargefarm.5.Whatshehasdoneisfarfromthemark.sentences6.Itwilldolotofharmtotheheart.7.Markisonlywhistlinginthedark.8.Thedogkeepsbarkinginthedark.9.AfterclassMarkwillgotothegarden.10.Heisdrivingveryfastthecatchthelasttrain.Exerciselast/maskvast/spadename/cakefame/datesnake/fatherfashion/mastergather/mattersmash/crashclash/flashclass/dashfast/family6.2/u/短元音。发音时，舌后部抬起，舌身后缩，舌尖离开下齿。双唇收圆，稍突出。1.wordsgoodlookputbookhookhoodfootwoodcouldpushbookishbookingfootsylookersugarsugarytookcrookedwool2.phrases1.havealook2.acook-book3.footthebill（付账）4.byhookorbycrook（不择手段地）5.putthehoodonthehook（把头巾挂在钩上）6.bookaroomphrases7.brooknodistortion(事实不容歪曲)8.lookout9.havealookattheroom10.playfootsy(搞秘密交易)11.putinsomesugar12.deadwood(朽木)phrases13.abookishscholar14.reachwomanhood15.sugaryfruit16.pullthrough(度过危机)17.abitcrooked(走了形的)18.walkthroughthewoods3.sentences1.Pleaseputthebookwhereitbelongs.2.Thetableismadeofverygoodwood.3.Iknowyoucouldbutyouwouldn’tdoit.4.Youcouldandyoushouldcookthefood.5.Thecooktooksomesugarandputitinthesoup.sentences6.Hepushedthecaranditrefusedtomove.7.Heunderstoodwhatthewomanwanted.8.Thewomantookalookattheangrybutcherandranaway.9.Thatwomanwroteaverygoodbook.10.Theyshookhandswiththecookbeforegoingintotheroom.6.3/u:/长元音。发音时，舌后部尽量抬起，舌位比/u:/高。双唇收圆并突出。口型比/u:/稍小。1.Wordsmoodfoodrootrumorprovetruetoothtooltrooplootrudeschoolspoonloosemoonmovemovienoodleshoe2.phrases1.nomood2.gotoschool3.bringfoodtoschool4.provetobetrue5.spreadarumor6.veryrude7.topulloutatooth8.hardandfastrule(一成不变的规章)phrases9.notoolstodoitwith10.forksandspoons11.gotoseeamovie12.bymoonlight13.movetoanotherplace14.Italiannoodle15.rootouttheevil16.alooselifephrases17.truetolife(逼真的)18.schoollife19.putontheshoes20.haveatoothache3.sentences1.Thenewsistoogoodtobetrue.2.Thisisaonceinbluemoonchance.(千载难逢)3.Themanageiswearinganewbluesuit.4.Theywillsoonmovetoanewhouse.5.Youmustgethisapprovalbeforeusingthetool.sentences6.Youmustpulloutthedecayedtooth.7.Haveyoureadthebook“Roots”?8.It’sveryrudeofyoutotreatthatgrouplikethat.9.Heboughtsomefruitforthegroup.10.Hetoldthedentistthathehadaloosetooth.6.4/ɔ//ɔ/短元音。发音时口张大，舌身尽量压低并后缩，双唇双双收圆。1.wordshotdogbottombottlefoxybosslotboxgotshopmodestdoctorloftymodelknockoftenholidaystopgotjob2.phrases1.averyhotsummerday2.afamouspsychologist3.onaholiday4.averygoodshop5.jollyfoxy(特别狡猾)6.doshopping7.acraftyboss8.afamousAmericanscholarphrases9.aloftyjob10.gotoseeadoctor11.havealotofhobbies12.atthebottomofthesociety13.eatahotdog14.atthebusstop15.atthetopofthemountain16.dotip-top(干得很棒)phrases17.hearaknockonthedoor18.mopthefloor19.accordingtoapsychologist20.intheteapot3.sentences1.Sheiseatingahotdogatthedoorway.2.Listen!Someoneisknockingatthedoor.3.Thisbottleissellinglikehotcakes.(卖的特别快)4.Whoisgoingtomopthefloor?5.Bobhasaloftyjobandalotofhobbies.sentences6.Ithasbeensohotandtheyareallonaholiday.7.Themanagersaidtobeaverycraftyboss.(狡猾的老板)8.Thescholarisgoingonaholiday.9.Don’tworry.Hewillcalloutthenextstop.(报站)10.It’ssohotthatIcan’tconcentrateonthejob.Phrasesandsentencesondog1.aluckydog2.adeaddog3.adog’sage(很长世间)4.asaddog(易闯祸的人)5.aslydog(暗地偷鸡摸狗的人)phrasesandsentencesondog6.adog’slife(困苦的生活)7.adog’sdeath(潦倒而死)8.gotothedogs(毁灭，破产)9.Barkingdogsdonotbite.10.Loveme,lovemydog.6.5/ɔ://ɔ:/是长元音。发音时舌后部比/ɔ/高，双唇收得更圆更小，并向前突出。wordsformboardreformtalkhorsefortuneformalforwardforcecautiouscornerdoorfloorwalkbeforefourlordcorridorcoursecausephrases1.talkaboutreform.2.walkaboutthefloor.3.fillinaform4.aformalfunction5.inthecorneroftheroom6.arriveatfour7.worklifeahorse8.beforefouro’clockphrases9.mopthefloor10.standatthedoorway11.socialforces12.goabroad13.sweeptheboard14.Writeontheblackboard15.Inthenortheastphrases16.moreorless17.ahighmortality18.livelikealord(过奢侈的生活)19.Holdyourjaw.(别唠叨了)20.goforwardSentences1.Sheisworkinglikeahorseforthelord.2.Shewaswalkingaboutonthefloor,thinkingabouttheform.3.Theywerefortunateenoughtogettherebeforefour.4.Thiswordcanonlybeusedinformalsituations.5.Therearemoreandmoresocialproblems.sentenc