Is he your grandfather?作否定回答

Is he your uncle? Is he your cousin? Is he your and is he your And is he your () ()your father?yes,he is Is he your friend yes___. Is he your brother 是什么意思 is he your mother改错 is your father?He is all right. is he your friend,为什么用is? ( ) is your friend?He is a policman. How is your father He is f() Is he your father?( )He is my uncle This is (he)schoolbag.Is (he)your friend?填空 where is your father?he is on-------------( busy)where is your father?he is on-------------( busy) Who's this____ ?Is he your father? Is this your sisterru he hui da