Unit 1 This is my new friend.Lesson 3,boy,girl,sisters,brothers,Mum! This is my new friend, Jim.,Welcome to our home, Jim.,Hes my brother.,Whos this boy?,Whos this girl?,Shes my sisiter.,Whos this boy?,He is,Xia Yu,Whos this boy?,He is,Liu Xing,Whos this girl?,She is Xia Xue .,Practice,girl,sisters,brothers,boy,Whos this boy? ( ) My sister.B. Shes my brother.C. Hes my brother.,C,选择题.,2. Whos this girl? ( ) Shes my sister.B. Shes my mother.C. Shes my dad.,A,girl,boy,Guess! Boy or girl?,猜一猜!男孩还是女孩?,Goodbye!,