最新舌端离下齿，舌后抬高课件ppt.ppt

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1、舌端离下齿，舌后抬高1.Introduction2./a:/3.///:/4.///:/5.Comparison6.ExitContentsExitBackVowelsUnit3AboutbackVowels/:////:////:/ByLydiaUnit3///:///Itisalowvowel,thelipsareslightlyrounded.后元音，长元音。发此音时，舌端离下齿,舌后部抬高,略高于/:/,双唇自然略成圆形,但略小于/:/;牙床近于开,但略小于/:/./:/

2、Foritsproduction,thetongueisretractedandalmostflatinthemouth.Thevowelisalmostfullybackandhasquitestronglip-rounding.后元音，短元音。发此音时，舌端离下齿,舌后部抬高,明显高于//,唇形较圆,比//更圆,牙床半开,较//的开口程度小.//单词发音练习cockshopofficehospital//短语hotcoffeeontheboxlonggobdropthepot//句子A:Iha

3、veabadcough.B:youmustseeadoctor.A:yes,Imustgotothehospital.Exercise//2.Practisethewordswiththevowelphoneme//ingroups,andthencompareitsvariousallophonesinlength.song/s/,soft/sft/want/wnt/,watch/w/fog/f/,cock/kk/pod/pd/,pot/pt/hod/hd/,hot/ht/do

4、g/d/,dock/dk/shod/d/,shot/t/log/l/,lock/k/nod/nd/,not/nt/Exercise//3.Underlinethewordthatyouhear.Eachsentencewillbereadtwice.(1)Hewenttothe(pond,pound).(2)Don'tsitonthe(cat,cot)!(3)Iputthe(map,mop)away.(4)Didyouseethat(cap,cop)?(5)Didyouheartha

5、t(shot,shout)?(6)Itisonlyasmall(spot,spout).(7)There'sa(duck,dock)onthelake.(8)Anygood(Scot,scout)knowsthat.(9)That(colour,collar)looksgoodonyou.(10)Hekeepshismoneyina(sack,sock).4.Readthewordswiththevowelphonemes//and//,firsthorizontallyandthenvertically.

6、Dan/dn/,don/dn/cat/kt/,cot/kt/pat/pt/,pot/pt/sad/sd/,sod/d/Exercise//5.Readthefollowingwiththevowelsounds//,//and/:/slowlyandcorrectly.hotcountry/ht'kn.tri/hotoven/ht'v.n/studyhard/std.i'h:d/drug-fast/'dr'f:st/largefund/l:d'fnd/gunsh

7、ot/'t/largecup/l:d'kp/lumberyard/':/calmmother/k:m'm/youngJohn/'/oddresult/dri'zlt/muchmoney/'mni/Exercise//6.Readthefollowingsentencesslowlyandcorrectly.(1)It'snotthestoryof"TheFoxandtheCock".(2)Adogwasshotatthecornerofthe

8、rock.(3)Lotsandlotsofclocksandwatcheshavegonewrong.(4)IwantalotofcopiesofthesongbyTom.(5)Alotofpotsarebeingsoldintheshops.(6)Thomas.hasgotashockunderthedock.(7)Thedoctorhasastockofbottlesinhisof