Is this your brother?这个问句有几种回答?

问题描述:

Is this your brother?
这个问句有几种回答?

YES,IT IS.
NO,IT ISN'T.

Question:Is this your brother?
Answer1:Yes,he is.
Answer2:No,he is not.
Answer3:Yes,he is my brother.
Answer4:No,he is not my brother.