(一).Help yourself.
尽情吃 随便用。
May I start eating breakfast?
我可以吃早饭了吗?
Help yourself. I have many kinds of food for you.
快吃吧,我给你准备了好多吃的。
(二).I am stuffed.
我吃饱了。
How would you like some ice cream?
你要再吃点儿冰激凌吗?
No, thank you. I am stuffed from the dinner.
不,谢谢。我晚饭吃得很饱。