⑴ 前元音：[i:] [i] [e] [æ]
前元音发音要领：舌尖抵下齿,舌前部向硬颚抬起,双唇不要收圆.
[i:]①舌尖抵下齿,舌前部尽量向硬颚抬起.②嘴唇向两旁伸开,成扁平形.
注意：[i:]是长元音,发长元音时要比发短元音长两倍以上.
She tea easy teach sleep agree three weeks,green tea,team leaders
Seeing is believing.Jean is as busy as a bee.
[i] ①舌尖抵下齿,舌前部向硬颚抬起,比[i:]低,比[e]高.②唇形扁平,牙床开得比[i:]宽,比[e]窄.③可从发[i:]出发,将小指尖放在上下齿之间,舌前部也随之稍稍下降,即可发出[i].
It this pig city coffee begin a big ship,bit by bit,little by litte
A little learning is a dangerous thing.
His six-year old sister is as fit as a fiddle.
[e] ①舌尖抵下齿,舌前部稍抬起,比[i:]低.②唇形中常,牙床开得比[i:]宽,上下齿间可容纳一个食指.
Egg else dress best again energy seven beds,ten desks,the next lessen
Let’s get ready for the test.
All’s well that ends well.
[æ] ①舌尖抵下齿.②双唇向两旁平伸,成扁平形,两齿间可以容纳食指和中指.
⑴ 后元音：[ɑ:] [ɔ] [ɔ:] [u] [u:]
后元音发音要领：①舌尖不触下齿,舌身后缩,舌后部向软颚抬起,除[ɑ:]外,双唇要收圆.
②发[ɑ:][ɔ:][u:]时要注意长度,不要发得太短.
[ɑ:] 舌尖不触下齿,口张大,舌身平放后缩.
Art army star father garden tomato a large car,half a jar,after the bath
I like to pass through the garden park.
Far from eye,far from heart.
[ɔ] ①舌尖不触下齿,口张大,舌身尽量降低并后缩.②双唇稍稍收圆.③可先发[ɑ:],然后将舌身再稍稍向后缩,双唇稍稍收圆（不要突出）即可发出[ɔ].
On off hot want doctor foreign cotton socks,borrow a clock,a pocket watch
The coffee is top quality.
When the shop was robbed,everybody was shocked.
[ɔ:] ①舌后部比发[ɔ]时抬得略高.②双唇也收得更圆更小,并须用力向前突出.
Always or law before caused daughter all in all,more and more,a short story
Paul’s four and can walk and talk.
The storm draws near---we ought to go indoors.
[u] ①舌尖不触下齿,舌后部向软颚抬起,舌身后缩.②双唇收圆,稍向前突出.
Full look wood foot woman sugar push and pull,good books,by hook or by crook
The cook cooks good food.
The woman stood for as long as she could.
[u:] 双唇比发[u]时收得更圆更小,向前突出,舌后部比发[u]时抬得更高.
To who lose group music fruit a blue balloon,an afternoon in June,huge rooms
The news is too good to be true.
That rule is useful once in a blue moon.
中元音：[ʌ] [ǝ:] [ǝ]
中元音发音要领：舌尖抵住下齿,但不如发前元音时抵得那样紧.舌身的中部隆起,扁唇（双唇不要收圆）.
[ǝ:]①舌身平放,舌中部稍抬起.②牙床开得较窗窄,双唇和发[i:]时相似.
③注意长度,不要发得太短.
Her girl first turn work prefer a dirty shirt,the third world,the worst person
The German girl prefers a purple shirt to a blue one.
The early bird catches the worm.
[ǝ] ①舌中部抬起.②牙床半开半合,唇形扁或中常.③这个音和汉语普通话轻声的“么（me）”及 “了(le)”中的短促元音“e”相似,但英语的[ǝ]在词末时发音比普通话的“e”长.
About polite forget river woman potato bread and butter,salt and pepper,again and again
The teachers will get together tomorrow.
Do you prefer the cinema or theatre?
[ʌ] ①舌中部稍抬起.②开口程度和[æ]相似,唇形扁.
③从元音[ɔ]出发,将圆唇改为扁唇,即可发出[ʌ].
Up under cut does young enough much money,lucky in love,just for fun
Well begun is half done.
Mother told the funny story just for fun.