It's your duty to inform her of the decision
I don't think it's necessary for you to give in.
你可以自己决定。
You are free to decide for yourself
我觉得拜访他们是必要的。
I feel it's necessary for me to visit them.
I'm obliged not to drink a lot
My mouth is watering.
真不愧是你,干得好!
Wow, you're on a winning streak!
你说的完全正确
You can say that again.
你说到点子上了。
Your answer is to the point.
我想说你真是妩媚动人。
May I say how charming you look?
这是你应该得的
It was well deserved.
嘿,这出什么事了?
May I congratulate you?