Billy from UK, is very polite and honest.
Some sounds problem - use more mouth - i: i - u -> could /kud/ The back of the tongue lifts towards the back of the roof of the mouth.The front of the tongue remains down, but it might be pulled slightly back -
但總體來說,香港人比較重視個體,但內地人比較重視關係
借书 ze3 syu1 还 waan4