2. If you get a nosebleed, what should you do ?If I get a nosebleed, I will sit down, tilt my head forward slightly. Don’t let my head back to stop the bleeding.Step2: prediction before reading1.What is the text type? An expository writing2.What kinds of aspects are mentioned in the text?causes of first burns, different types of burns, characteristics of burns, and first aid procedures of burnsStep 3: Read and decide whether the following sentences are true or faulse.1. Your skin gives you protection from many dangerous things.___2. A first-degree burn has this name because it is the most serious.____3. Second-degree burns can be the most painful kind of burn.____4. It is important to use cool water to stop the heat from remaining in the wound regardless of the degree of the burn.____5. Putting butter or oil on burns helps because it may reduce swelling and ease discomfort._____keys：T F T T FStep 4: read and answer:Look at the smaller headlines:1. How many topics are talked about?Four.2. What are they? Causes of burns Types of burns Characteristics of burns First aid treatment 3.Why should you put cold water on a burn?Because the cold water stops the burning process, stops the pain and reduces the swelling. 4. Why doesn’t a third degree burn hurt?Because in the third degree burn the nerves have been damaged. If there are no nerves, there is no pain.