Unit 7,A Visit to a Middle School,Part B,bottle,Edison inventor,history,geography,Lets learn,You will learn chemistry soon,Chemistry will be my favorite subject,You will learn biological soon,Biological will be my favorite subject,You will learn physics soon,Physics will be my favorite subject,Swimming will be my favorite subject,You will learn swimming soon,You will learn computer soon,Computer will be my favorite subject,Lets practice,geography . will be my favorit subject,I will learn geograp
