1 That's right.是对的
例子：A：Are you Mr.wang?
B:That's right.
2 That's all right.没关系
例子：A：I'm sorry.
B:That's all right.
3 All right.那好吧；就这样吧；相当于ok
例子：A：I haven't finished my homework yet.Can you wait for another 5 minutes?
B:All right.Hurry up!
4 You are right.你是对的（用来表示对对方观点或建议的赞同）
例子：A：I think she is a nice girl.
B:You are right.
5 you are all right.你会没事的（安慰对方）相当于you will be fine.
例子：A：I have got a headache.
B:Don't worry.You are all right.