my father has a new shirt. my mother has a gold ring. my grandfather has a black bag. 改为疑问句.
问题描述：
my father has a new shirt. my mother has a gold ring. my grandfather has a black bag. 改为疑问句.
还有：my parents have a new bike.
是一般疑问句，对不起....
答
Does your father have a new shirt?
Does your mother have a gold ring?
Does your grandfather have a black bag?