Exercise Unit1Unit 2一.把相对应的单词连起来。grandpa motherfather girlman grandmaboy sisterbrother womanteacher student二根据对话的意思,把句子补充完整,把编号写在横线上。1、 Mike: Whos that man ?Lily: _ is my grandpa. A. She B. He C. This 2、Bai Ling: Whos this woman? John : _ is my grandma. A. She B. He C. This 3、Joey: Whos this _? Amy: Hes my