ok,all right,that is all right,that is right易混淆的用法

ok = all right
好吧，同意對方的提議或說法。

That's all right
是回答對方表示歉意的時候，就是「沒關係」的意思。
I am sorry.
That's all right.

That is right.
肯定，對的。 表示某件事是正確的，相當於right。

用在疑問句

1. I will get undressed now.Is that all right?
2. You are living at home, Is that right?
3. How many oranges do you have.
   I have one orange.
   Is that all?