中元音--后元音

为什么要学音标？初中生的英语课本上发现如下恐怖字眼：•（bus）爸死•（yes）爷死•（girls）哥死•（Mis）妹死•（school）死光学习音标的意义?•发音准确，说地道的英语•拼读法记忆单词•提高学生的自主学习性，增加词汇量•整体语感提高中元音；后元音•中元音：[ə:][ə]•后元音：[ɑ:][ʌ][ɔ:][ɒ][u:][ʊ]1.中元音[ə:]长元音，舌端离开下齿，舌身平展，舌中部稍微抬起；双唇扁平，向左右略微拉开，成微笑状；气流从口腔中冲出微振声带，发出此音。eg:girl(女孩）first(第一)work(工作）)[ә:]发这个音的字母和字母组合er；ir；ur；ear；or•er:herserveterm•ir:birdgirlskirtfirstdirtyskirtshirt•ur:nurseThursdayturtlepurplecurtain•ear:earlylearn•or:wordworkworld根据发音规则，找出每组中元音字母组合发音相同的单词。1.thirtybeerthirstywheat2.bankkinghernurse3.turtlebirdrabbitknee4.roomrunshirtterm[ə]短元音，舌端离开下齿，舌身平展而放松，舌中部向上颚抬起；双唇略扁，使嘴微张，舌尖靠近下齿龈，但不贴紧；气流从口腔中冲出，微振声带，发出此音。eg:forget(忘记)dollar(美元)power(势力)[ә]发这个音的字母和字母组合ure；er；ar；or；a•ure:picture•er:teacherbrotherdinnerfathersister•ar:sugar•or:doctor•a:pandaaboutabovecamerasofaChina•根据发音规则，找出发[ә]的2个单词写在后面的横线上。1.mothersofaroadsmile2.sitfathersisterfood3.hairdeertigerChina4.sugarsoonearleadermothersofafathersistertigerChinasugarleaderExercise[ə:]•herfirstfurbirdshirt•sirservethirdhurt[ə]•riverfactorsuccesssisterzebra•desertscissorsleisurecorrect音标[ə:][ə]练习1.找出下列没有相同发音的词。()①teachersisteraboutgirl()②tigerfirstworkshirt()③thirtybirdherfood()④fatherdoctorskirtchina2.后元音[ɑ:][ʌ][ɔ:][ɒ][u:][ʊ]2.1[ɑ:][ʌ]•[ɑ:]是长元音，舌端离开下齿，舌身平放后缩，舌位交低；口张大，气流从口腔中流出，振动声带，发出此音•eg:car(小汽车)art(艺术)bath(洗澡)[a:]发这个音的字母和字母组合aaraueara:grassglassclassplantdancefastfatherlastar:carstararmMarchgardendarkscarfmarkhardau:laughauntear:heart根据发音规则，找出发[a:]的2个单词。1.armlipdoctorcard2.cloudcartgardengate3.ballscarfdarktiger4.joblorryMarchpark•[ʌ]是短元音，舌中部向上鄂抬起，舌端离开下齿，舌身自然平展；唇形放松、扁平；极为短促的气流从口腔中冲出，振动声带，发出此音。eg:color(颜色)lucky(幸运的)love(爱)[Λ]发这个音的字母和字母组合ouooouo:soncomecolourlovemoneydoseu:sunnutjumpgumbusbrushsupperusoo:bloodou:touchcousincountry根据发音规则，找出每组中发[Λ]的单词。1.hearcupbedair2.voiceboyduckant3.vasecornbeargun4.cuteboymoneyher读一读，找出划线部分发音不同的单词。()1、lunchcupblue()2、funmusiccomputer()3、hurryminuterun()4、cutputhurray()5、tubeusecucumberCABCABACExercise•[a:]•starcarchargedraftgrasssharp•chartbathdarkheartfatherglasses•[Λ]•hutbusshutduckcuplove•butbrushroughbugrubber2.2[ɔ:][ɔ]•[ɔ:]是长元音，舌尖离开下齿，舌后抬高，上下唇略为张大，唇形较圆，并用力向前突出；气流从口腔中冲出，振动带，发出此音。eg:sort(种类)talk(谈话)ball(球，舞会)a:wateraw:drawstrawberryal:ballwallor:horsecornforkorshortoor:floordoor[ɔ:]发这个音的字母和字母组合aawaloroor根据发音规则，找出发[ɔ:]的1个单词。1.tallbirdbreadpoor2.ideachairsporthare3.cakebearwalkcup4.drinkshortbagmilk•[ɔ]是短元音，舌端离开下齿，舌身尽量降低并后缩；双唇自然成圆形，嘴角有紧绷的感觉，保持口形不变；一股极为短促的气流从口腔中冲出，振动声带，发出此音。eg:fond(喜欢的)lock(锁)hot(热的)[ɔ]发这个音的字母和字母组合oao:foxcoffeedogshopdoctorlongcosta:watchwhatwashwater根据发音规则，找出发[ɔ:]的2个单词。1.doctorteacherboxclothes2.coldzooclockdog3.lovebosslotviolin4.watchbeachfoxgirlExercise•/ɔ:/drawdoorstrawchalktalkhorsestoryjaw下巴daughter•/ɔ/chop砍doghotdropjobwatchshopfoxrock2.3[u:][ʊ]•[u:]是长元音，舌端离开下齿，舌后部向软腭抬高，舌位明显高于/u/音；双层尽量收缩成圆而小，小于/u/的唇形，并稍向前突出；气流从口腔中冲出，振动声带，发出此音。•eg:move(移动)spoon(汤勺)room(房间)[u:]发这个音的字母和字母组合ooouio:dowhowhoseoo:foodmoontooui:fruitjuiceu:rulerrude根据发音规则，找出不发[u:]的单词。1.juicemoonzoopanda2.toothbroomeyespoon3.headbootnoodlespool4.nooncoolbootwatch•[ʊ]是短元音，舌端离开下齿，舌后部向软腭抬起；双唇圆而小，稍向前突出；极为短促的气流从口腔中冲出，振动声带，发出此音。•eg:good(好的)could(能够)should(应该)o:womanwolfoo:lookgoodbookfootwoodu:bullbullet[u]发这个音的字母和字母组合ooou根据发音规则，选出与其它单词元音发音不相同的单词。1.mouthbooklookpull2.pushtapesugarfoot3.woodkindwolfbull4.bulletwoodcooknameExercise•[u:]twozoojuicetruetoothshoefoodsfruitssoupmoon•[u]bookgoodfootpushcookSugarbutcher屠夫hoods头巾lookcook一.找出下列没有相同发音的词。()①moonfoodeatfruit()②truebookwoodlook()③foursmallwalkbird()④gotclockshopshirt()⑤busfootpushbook()⑥lostballlongox()⑦rulerdogmooncakeblue()⑧bigshiphorseit音标[ɔ:][ɔ][u:][u]练习Homework•一.找出画线部分读音不同的单词(每题2分,共20分)()1.A.warmB.gardenC.marketD.party()2.A.schoolB.toothC.chooseD.good()3.A.bookB.moodyC.lookD.cook()4.A.JuneB.rulerC.putD.menu()5.A.pushB.funC.sunD.ugly()6.A.tigerB.herC.officerD.over()7．A．tooB．classroomC．broomD．afternoon()8.A.brotherB.comeC.policeD.mothers()9.A.morningB.colorC.workD.doctor()10.A.basementB.favoriteC.basketD.table（）11、A、partyB、starC、warD、farm（）12、A、pastB、hasC、fastD、ask（）13、A、butB、putC、cutD、study（）14、A、sonB、monthC、frontD、mop（）15、A、jobB、stopC、coldD、model（）16、A、thoseB、homeC、aloneD、soft（）17、A、agoB、againC、appleD、about（）18、A、summerB、justC、rulerD、truck（）19、A、bookB、woodC、schoolD、good（）20、A、noodleB、moonC、footD、noon