that's all right是用来回答thank you的,意思是没关系,同用法的还有you're welcome,not at all。
而that's right是“好吧”的意思,表示同意对方的看法。
前者是表示“对,没错”,对前文的肯定;后者是表示“没关系,没事”,一般是回答“对不起”的。
that's right.对了,正确,没错。
that's all right=that's ok 回答sorry,thank you都可以
that's right
----------那是对的
that's all right
-------没关系
that's OK 一样意思.
that's right :那是对的
that's all right :好的