第一单元:My name is Mary Brown.I am a student.I study in Class Two,Grade ***.My first name is Mary,my last name is ***.My telephone number is 535-2375. 第二单元:Lost:My dictionary.Found:A set of keys(复数)./Notebook(单数) My name is Mary .Are these your keys?/Is this your notebook? Please call me at 535-2375.Please call Mary at 535-2375. 第三单元:Look!This is my family photo.These are my grandparents in the middle.Those are my parents.This my uncle and that's my aunt.They are my brothers.Who's the little boy?Guess !It's me.I love my family very much.