Is ( )your brother.是选the boy还是选a boy

What is your brother? her brother is it your brother's How is your little brother My father is your brother Is he your brother 是什么意思 Has your brother is very Is Jim your brother?回答 Is your brother a (drive) what is your brother look like和What does your brother look like what is your brother look like?是个句子吗?为什么? Your parents' son is your brother对吗 Is that your brother?Yes,()is is Jim Green is your brother?改错 Is this boy your brother?(做肯定回答)是Yes,it is.还是Yes,he is. Is he your brother?的回答是Yes,it is.还是Yes,he is?如何区别? Is that your brother? Yes,﹍﹍. PS：是填 it is,还是填 he is. ? 回答的句子是：No ,he is not?用下列选择提问的句子哪个是正确的?Is he your brother?Is this/that your brother? 为什么Is this your brother?回答是yes,it is 不是yes he is.为什么Is this your brother?回答是yes,it is 不是yes he is. 而 Is this your sister? 回答是yes,shi is 是Does your brother （ ）your brother have~