Unit 4 Bobbys HouseThis is Bobby s house.Knock on the door.KenWelcome to my house.Come in, please.How many rooms can you see in the house?What are they?This is the living room.This is the bedroom.My sister issleeping.That s the bathroom.My uncle is washing.river1.What s she doing ?2.What s he doing ?She is sleeping.He is washing.living roombathroomroombedroomThis is the bathroom.This is the bedroom.This is the living room.This is the kitchen.Elements介绍自己的家介绍自己的家能用上本课所学的单词：room,bedroom,living room,kitchen,bathroom 等。This is the-.Oh, It s big and nice.