1,爆破：It is important practice .and it is impossible to speak english without opening your mouth for many times,if u want to be the best.
p,b,t,d,k,g
2卷舌·The first one we thinked who can use his computer to make a great fortune around the world was Bill Gates er ur ir a:r
3咬舌：Thank u for the birthday gift.
4摩擦：I hope u can know what I am really thinking,don not hesitate to say u love me
f v s z h r作者: tingroom 时间: 2012-2-6 15:08
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