1. Vowels: Diphthongs
Unit 7

3. Revision: English Pure Vowels Vowel Charts: English Pure Vowels
front
central
back
high i: u: I ʊ
mid-high з: e ə ɔ:
mid-low ʌ ɒ æ ɑ:
low
Vowel Charts: English Pure Vowels

4. Introduction

5. Centring diphthongs Closing diphthongs
English Diphthongs
Centring diphthongs Closing diphthongs
Ending in ə Ending in I ending in ʊ
Iə eə ʊə eI aI ɔI əʊ aʊ
here hare tour they cry toy know now

6. Closing Diphthongs & Centring Diphthongs
English Diphthongs
Closing Diphthongs & Centring Diphthongs

7. English closing diphthongs with sample wordsε I ɒ
English closing diphthongs with sample words
paid, hide, toy, tow, how

8. Centring Diphthongs 集中/中向双元音： / iə / / eə / / uə /
总特征：发音时从各自的起点朝着中元音/ə/的方向移动，故称为集中双元音。
特别提示：发双元音的要点是要将两个元音都发出来，发音过程中一定要有唇形的变化，否则就会显得发音生涩、僵硬，听起来像两个单元音。

10. / Iə /
集中双元音
发音过程中，双唇稍稍展开；
牙床从全合到半开；
发音前长后短，前重后轻；
发音时声带振动。

11. /i ə/

12. / iə / ea ear ia eer ere iou ear dear near clear material industrial
idea real realize theatre
ear dear near clear
material industrial
beer cheer peer deer pioneer
here mere
various

13. Pair work a queer idea cheerful tears from ear to ear a real hero
fearful sneers
near the theatre

14. Sentences
We fear we can’t hear him clearly as he has such a big beard.
He is serious and fierce, but sincere.
My dear brother will come home near the end of the year.

15. Dialogue A: Where are you, my dear? B: I’m here, dear.
A: Come near, dear. I can only hear you, but I can’t see you.
B: Well, I’m here, sitting in a chair drinking beer. It’s nice beer, dear. Why don’t you come here and have a glass of beer?
A: Oh, dear. Beer, beer, beer, I hate beer.

16. /eə/
集中双元音
发音时舌端抵下齿，前舌略略抬起，牙床从开三分之二到半开；
发音前长后短，前重后轻；
发音时声带振动。

17. /eə/

18. /eə/ ear air are ere a eir ar bear wear pear
air hair chair fair repair
dare spare share rare square
there where nowhere
parent various area
their heir
scarce

19. Pair work a scared hare share the pear a fair in the square
a careless mayor
repair the stairs
a bear on the chair

20. Sentences He stared at the mayor who was sitting on a mare.
There’s scarcely a chair there that stands wear and tear.
He takes special care of his hair.

21. Dialogue A: Let’s go there, Cary. B: No, I don’t want to go there.
A: Why not, Cary?
B: I’m afraid of the bears on the stairs.
A: They’re all plastic bears full of air.

22. /ʊə/
集中双元音
发音时双唇从收圆到半开；
发音前长后短，前重后轻；
发音时声带振动。

23. /uə/

24. /ʊə/ oor ua ur ure poor poorly February usual
during curious Europe fury
pure sure lure cure

25. Pair work a poor doer a pure jewel the furious jury fewer and fewer
poorer and poorer
the curious tourist

26. Sentences
The doctor from Europe said that the patient would surely be cured.
There is a duel going on between the furious jewelers.
I’m sure that’s pure gold.

27. Dialogue A: Do you like my jewel? B: Yes, it’s a nice jewel.
A: Come closer and take another look.
B: Oh my! What a beautiful jewel! Is it another gift from John?
A: Yes. This is the fifth jewel he’s given me.
B: Are you going to ask him for more?
A: Sure. I won’t marry him if he doesn’t give me his biggest jewel.

28. Closing Diphthongs 合口双元音： / ei / / ai / / ɔi / / əu / / au /
总特征：发音过程中，口型从开到合，因此被称作合口双元音。
特别提示：发音时一定要感受到变化的过程，这是双元音发音的关键。

29. /eI/
合口双元音
先发 [ e ]音，然后滑向[I ] 音；
双唇稍平，口形从半开到合；
发音前长后短，前重后轻；
发音时声带振动。

30. /ei/

31. /eI/ a ay ai ei ea ey day way may break great steak they hey
game cake labour lazy hatred
day way may
wait rain fail complain sail
neighbour eight weight
break great steak
they hey

32. Pair Work May Day Labor Day No pains, no gains.
Great changes have taken place in only one day.

33. Sentences An ape hates grape cakes. My dame has a lame tame crane.
The rain in Spain is mainly on the plain.

34. Dialogue A: Oh, may I stay, Mummy? Please say I can stay all day.
B: Yes, if they say you may.
A: They’ve got lots of places to play, and they’ve…
B: Wait, Jane!
A: I’ll take my painting book, and some of my games.
B: Wait till they say you may.

35. Comparison
say said
pain pen
main men
fail feel
grate greet
cape keep

36. [aI ]
合口双元音
发音前长后短，前重后轻；
发音过程中，下颚迅速向上移动，舌尖抵住下齿；
发音时声带振动。

37. /ai/

38. /aI/ y i igh ie ei uy ye eye ai fly by cry rice time wide private find
night right fight high
lie tie die
either eider height
buy guy
dye
eyed
aisle

39. Pair Work quite right a nice knife a kind writer
Time and tide wait for no man.

40. Sentences Great minds think alike. Strike while the iron is hot.
A tidy tiger tied a tie tighter to tidy her tiny tail.
My wife gave Mr. Snipe’s wife’s knife a wipe.

41. Dialogue A: Are you seeing Mike tonight?
B: Yes. He has a new motorcycle.
A: Did Mike let you ride it?
B: Yes. I tried it. And I like it.
A: Weren’t you frightened?
B: Sure. But I still like it.

42. Comparison life laugh climb calm pike park bike back fight fat
mine man

43. / ɔI /
合口双元音
唇形由圆唇变为扁唇，口型从开到合；
发音前长后短，前重后轻；
发音时声带振动。

44. /ɔi/

45. /ɔI/ oy oi joy soy enjoy coy oyster employ deploy destroy loyal
oil noise boil choice
coin soil join disappoint

46. Pair Work toilet paper joyful boys make a choice
The boy was annoyed because his toy was destroyed.

47. Dialogue A: What toy shall I buy for Roy this time?
B: For Roy? You want to buy him another toy?
A: Yes, of course. He enjoys playing with toys.
B: He enjoys destroying toys.
A: My boy will cry if I don’t buy one.
B: Well, you can only spoil the boy.

48. Comparison
oil all
toil tall
coin corn
joy jaws
noise gnows

49. / əʊ /
合口双元音
发音过程中，下颚稍抬高，双唇由扁平收圆，口型从半开到合；
发音前长后短，前重后轻；
发音时声带振动。

50. /əʊ/ o ow oa ou oe ew so home those told poem note
throw tomorrow show bowl
load toast soap boat road
soul though shoulder
toe hoe
sew

51. Sentences Roses have thorns. As you sow, so shall you reap.
Little strokes fell great oaks.
He posed for a group of photos with his old fellows.

52. Comparison goat got note not coal cool own on wrote root soap soup
row raw
woke walk
bowl ball
coal cool
wrote root
soap soup

53. /aʊ/
合口双元音
双唇逐渐收成圆形，并把舌后部稍稍抬起；
舌位由低到高，口型由大到小；
发音前长后短，前重后轻；
发音时声带振动。

54. /aʊ/ ow ou owl cow how now down crowd allow town flower power bower
mouth out house ground around mouse loud sound found our fountain counter

55. Sentences Out of sight, out of mind.
Open your mouth and round your lips.
Now teach me how to plough.
The loud and powerful sounds from the mower made the flowers bow down.

56. Comparison
loud lord
shout short
howl hall
down dawn

57. Thank you!
See you next time!