口型：嘴唇比较放松，稍圆
舌头：舌头后端弓起，位置低于/u:/
相比/u:/，/u/是短元音
但并不代表/u/只能发短音
单音节单词
以清辅音结尾的单词里的u较短
浊辅音结尾的单词里的u较长
Foot 较短
Could 较长
Book 较短
Good 较长
Took 较短
Wood 较长
当单词在句子重音上u也会更长
This is a good book.
后元音/u/的练习
注意直接听，直接输出，最后才是看
Good
Look
Book
Could
Woman
Push
A good book
Fully cooked
Good childhood
He's a good looking guy.
Could you help me find the book?
You should push, not pull.
练习注意事项
以及如何给自己纠音
详听语音讲解