You ought to form your mouth small to call the vowel /ɔ:/ ！
读元音/ɔ:/的时候，唇形要收拢。

【发音要领】

/ɔ:/是一个长元音，发音时舌尖触碰“舌尖本位”，舌中部下沉，舌根向后推并稍抬高；嘴唇向前突出，两唇间留大约一个拇指宽度的空隙。此时口腔中形成了一个椭圆柱形通道。

【看视频学语音】
首先奉上英国语音学教授Alex的教学视频涨涨姿势：

再来一段萌萌的卡通片段减减龄：

【常见字母组合】

or—storm, door, horse；
aw—awesome, awful, dawn；
au—cause, Paul, cautious；
augh—caught, daughter；
ough—bought, ought；
al—all, small, almost...

【发音练习】

1. As I was going by Mr. King’s yard, I saw a man sawing. And of all the sawyer I ever saw, I never saw a saw saw like that saw sawed.
2. Of course we are always short of warm water in the morning, as the bored northern walkers order more and more.

如果你对美音感兴趣，可以看看 英语零基础入门【美式音标】

如果你对英音感兴趣，可以看看 英语零基础入门【英式音标】

声明：本文系沪江英语原创内容，转载请注明出处。