英语语音教程(王桂珍)unit4.ppt

Unit 4 Nasals,Approximants LateralNasals(3) : /m/ /n/ /?/Approximants(3): /w/ /r/ /j/Lateral(1): /l/ liquids: /l/ (lateral) /r/ (retroflex 卷舌音) glides: /w/ /j/ Nasals /m//n//?/lips (labials)upper gum ridge and tongue tip (alveolar)back of the tongue and the soft palate (like /k g/ ) tipsThey can be syllabic.Both /m/ and /n/ can occur in initial, medial, and final position in words./?/ never occurs in the word-initial position in English. Drill of nazals /m/ /n/ / ?/ some son sung dumb done dung tim tin ting stum stun stung John soon moon afternoon alone ring thing strong sting morning Time and tide wait for no man. Lateral: /l/ Clear /l/ occurs before vowels and /j/ light millionDark /l/ only used before all other consonants and finall field tell bottle nasals and lateral are syllabic sounds Drills of lateral /l/ line lip like link slim slack black click apple able battle idle ankle enable little middle uncle single arrival whistle drizzle puzzle Approximants: /w/ /j/ /r/  /w/ /j/ They never occur in the word-final position in English. initial sounds They are both voiced consonants. semivowels/u://i:/ Drills on /w/ and /j/one work world walk weary you yes yield yesterday Where there is a will, there is a way. /r/ The tip of the tongue approaches the alveolar area but never really contact with any part of the mouth. The tongue is curled backwards with the tip raised. read write Drills on /r/ round rose road mirror hurry mar