Dad: Go get that newspaper for me.
Me: All right.
that's right:沒錯，對。 表示同意。
Mom: Today is friday,right?
Me: That's right.
that's all right:沒關系。表示諒解,不用謝.
Someone: Oh, i m sorry. My apologize.
Me: That's all right.
Someone: Thanks for helping me out, dude.
Me: Thta's all right.