Lesson 2 音标[5：][o][u:][]学习
Lesson 2 音标[ɔ:] [ɒ] [u:] [ʊ]学习
[D] 发音时，口张大，舌身尽量降低 并后缩，双唇稍微收圆
·[p]发这个音的字母和字母组合oa o:fox coffee dog shop doctor long ● a:watch what A dog is in a box. Bob has a good job and a lot of hobbies
• [ɒ] 发这个音的字母和字母组合o a • o: fox coffee dog shop doctor long • a: watch what A dog is in a box. Bob has a good job and a lot of hobbies
[0] 长元发音时，舌后缩，舌后部 抬得比D略高，双唇也收得更圆更小， 并向前突出
[b:发这个音的字母和字母组合a aw al or oor a:water aw:draw strawberry al:ball wall or:horse corn fork or short oor:floor door She was l born four years ago. She thought she ought to take a walk befor our o’c1ock
[ɔ:] 发这个音的字母和字母组合a aw al or oor a: water aw: draw strawberry al: ball wall or: horse corn fork or short oor: floor door She was born four years ago. She thought she ought to take a walk before f our o’clock