i don't think your brother is at home变反意疑问句

问题描述:

i don't think your brother is at home变反意疑问句

i don't think your brother is at home, is he?

is he?
对于宾语从句的反意疑问句,只需要记住参照从句就好,从句用什么be动词,反问时就用什么.