Is this a / an ?Yes, it is.No, it isnt.Its a/an.Is this a / an ?Yes, it is.No, it isnt.Its a/anThose are two dictionaries.motherfatherThis is his mother。This is his father。parentsThese are his parents.sisterbrotherThat is his sister.That is his brother.sThose are her two brothersThis is his family.grandfathergrandmotherfriends1.mother_2.father_3.parents_4.brothers_5.grandmother_6.grandfather_7.friend_8.grandparents_9.sister_aThis is my father.This is my mother.This is my brother.This is my sister.Im Mary.I am Tom. These are my parents. I am their _.sonI am Mary. Those are my parents. I am their _.daughtersistersMaryLindafamilygrandparentsparentsbrotherssisterThis is my sister.Listening (1b:P7) Listen and circle the words you hear in 1a. 1.Jenny_b_ 4.Bob_2.Jack_ 5.Linda_3.Tom_ 6.Mary _猜猜他猜猜他/ /她是谁？她是谁？S： Hello！. Is he ? T : No, he isnt. Yes, he is. S： Hello！. Is she ? T : No, she isnt. Yes， she is.