sure that is all right

Are you sure that he is all right,doctor. that is all right! THAT IS RIGHT?THAT IS ALL RIGHT? Are you sure that everything is all right?这句话是什么从句啊?句子成分是怎么样 That is right 和That is all right,All are you sure that is right? that is all right.Maybe__time that is all right与that is it is all right还是that is all right? all right,that is right,that is all right,you are right,quit That is right与That is all right的区别 that is all right和that is right的区别