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Vowels: Front Vowels Vowels: Front Vowels & Central Vowels & Central Vowels Unit 5

Vowels: Front Vowels & Central Vowels

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Vowels: Front Vowels & Central Vowels. Unit 5. Vowels & Consonants. Consonants: Consonants refer to the sounds produced with a complete or partial obstruction( 阻碍 ) which prevents the air from going freely through the mouth. Vowels: - PowerPoint PPT Presentation

Text of Vowels: Front Vowels & Central Vowels

  • Vowels: Front Vowels & Central VowelsUnit 5

  • Vowels & ConsonantsConsonants: Consonants refer to the sounds produced with a complete or partial obstruction() which prevents the air from going freely through the mouth.Vowels: Vowels refer to the sounds which go freely through the mouth without obstruction().

  • Vowels ClassificationThe English pure vowels can be classified according to:

    the height of the raised part of the tonguethe part of the tongue raisedthe position of the lips

  • Vowels ClassificationThree dimensions:length of the sound position of the tongue close --- openfront --- back shape of the lipsroundedneutralspread

  • Vowels ClassificationThree factors for the description of English vowels:

    The height of the body of the tongue highest point of tongue (vertical axis);The front-back position of the tongue highest point of tongue (horizontal axis);The degree of lip rounding - lip posture

  • Tongue positions for English front & central vowels (unrounded):

  • i:eu: I : close mid openfrontcentralbackVowel Charts: English Pure Vowels::

  • Pure Vowels Front VowelsCentral Vowels Back Vowels

  • Front Vowels /i:/ /i/ /e/ //The tongue body is shifted forward, causing the vowel to be made in the front of the mouth.Close --- /i/ /i:/ Middle --- /e/ Open --- //

  • /i:/The front of the tongue nearly touches the front part of the hard palate, and the muscles of the tongue and cheeks are tense. The lips are drawn back () in smile and a long voiced sound is produced.

    Skills,,,

  • Practicethree weeks green tea team leader Swedish cheese eat a piece of meat Seeing is believing . A friend in need is a friend indeed.She agreed to leave the beach at three.

  • /i/The general position of the tongue resembles that of /i:/, but the front of the tongue is lower and drawn back a little. The lips are loosely spread and the tongue is lax (relaxing). Skills,/i:/,/i://i://i:/

  • Practicea big ship six sticks bit by bit a silver lid little by little A little learning is a dangerous thing. His six-year-old sister is as fit as a fiddle. Silly Jim slipped into the ditch.

  • /i:/ & /i/ /i:/

    /i/ /i:/ /i:/

  • Pair Workweak wickseat sitsheep shipfield filledbeat bitdeed didpeak pickread rid

  • /e/The lips are more loosely spread and slightly further apart than /i/. The front of the tongue is near the upper teeth ridge. Skills,,/ i / ,() / i /,

  • Practiceseven beds the next lesson fresh and energetic the best text wet with sweatTen wealthy men met twelve beggars and fed them with fresh eggs and bread. Remember to tell Ted about the test .Better late than never. All's well that ends well.East or west, home is best.

  • //The front of the tongue is slightly raised. The whole tongue lies low in the mouth. The lips are spread with the widest opening between jaws among the front vowels. Skills, /e//i/ /i:/ /e/ // ,// ,

  • Practicea happy man caps and hats hand in hand a sad lad bags and sacks Cat, cat, catch that fat rat. The rat is running on a narrow track.Sam lets the cat out of the bag. He's carrying a map of Japan in his hand.

  • /e/ & // /e/ /i/ /i/

    // /e/

  • Pair Workbed baddead dadmen mansaid sadled ladpeck packnet nappet pat

  • Contrasting /i:/, /i/, /e/ & // beat bit bet bat breeze brick bread bradpeat pit pet patteen tin ten tan keen kin ken candean din den Danfeed fid fed fadheed hid head hadlead lid led lad

  • Central Vowels /:/ //The center of the tongue is raised with the tongue resting in a relaxed fashion in the bottom of the mouth. The lips are spread in the shape of a rectangular.

  • /:/ & // /:/ /:/ ,///://:/

    // /:////:/ / / is somewhat like / :/, but shorter and more relaxed.

  • Practice/:/fur her were stir prefer urge heard serve curl turn earth hurt worse search first

    //about again annoy arrive alive amount agree correct forget balloon polite potato pictures bottom August

  • Practice/:/fur her were stir prefer urge heard serve curl turn earth hurt worse search first

    //about again annoy arrive alive amount agree correct forget balloon polite potato pictures bottom August

  • Practicea dirty skirt the girls curls the first term the worker's verse the third world bread and butter at the counter attend a lecture sugar and saltFirst come, first served.It's the early bird that catches the worm.If you read the tongue twister again and again, you'll be able to say it better and better. The students and teachers will have a get-together the after tomorrow.

  • Front vowels & central vowels: their descriptions/ i:/ high, front, unrounded vowel/ i / lower high, front, unrounded vowel/ e / mid, front, unrounded vowel/ / low, front, unrounded vowel/ : / mid, central, unrounded vowel/ / mid, central, unrounded vowel