后元音上课PPT

后元音/a://ʌ//ɔ://ɔ//u://u//a:/发/a:/时，口腔打开，嘴张大，舌身放平，舌尖不抵下齿，下巴放低，放松发音。这是音标中所需口型最大的音标，发音时停顿稍长，声带振动。发/a:/音的字母与字母组合：a：asklastglassgrassar：carfarsmartal：halfWorkhardandplayhard.Theparkisfarfromthefarm.It’shardtostartthecar.Lastweek,Iwenttoseemyfatheraftertheparty./ʌ/发/ʌ/时，舌身后缩至口腔中部，舌中部稍抬起，舌尖和舌端两侧触下齿，口型处于半开状态，呈半圆形，双唇向两边平伸。声带振动，声音短促而含糊。发/ʌ/音的字母与字母组合：u：bus,but,mum,lunch,run,study,sun,Sunday,uncle,duck,jump,up,o:come,monkey,mother,some,love,son,MondayItisfuntorunandjumpinthesun.Let’splayinthesun.Wehavealotoffun./ɔ:/发/ɔ:/时，双唇收得又圆又小，并向前突出，舌身往后缩。发音的字母与字母组合：or：shortsportcornmoreal：talkvolleyballsmallcallar：warmquarterwarau：autumnauthorPaulaw：pawlawdraw读短语和句子：/ɔ:/fromdoortodooronthefourthfloorLookbeforeyouleap.Foureyesseemorethantwo.HewasbornonAugustthefourth.Heisonlyfour,buthecanwalkandtalk./ɔ/发/ɔ/时，口腔打开，嘴张大，双唇稍收圆，开口度比/ɔ:/大。发音的字母与字母组合：o：hotdogsorrya：wantwhatwater读短语和句子：/ɔ/apopularshoplostthejobMybosshasgotapotofhotwater.Lookatthefrogonthelog./u:/发/u:/时，嘴形小而圆，微微外突，舌头尽量后缩。发音的字母与字母组合：o：provewhodomoveu：rulerJuneoo：foodcoolschoolzooue：bluecluegluetrue读短语和句子：/u:/Drinkfruitjuicewhenyouhavetheflu.Ichooseblueshoestotaketoschooltoyou./u/发/u/时，舌尖离开下齿，发音时双唇收圆，稍突出，发音短促。口型处于半合状态。发音的字母与字母组合：u：pushputoo：footlookgoodwoodoul：couldwouldshould读短语和句子：/u/agoodbookbyhookorbycrookIhaveabook.It’sverygood.Ihaveaboot.Bestformyfoot.