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urned ? _____the purpose of skin ? _____the symptoms of burns ? _____how we get burns In which order are these topics covered in the text? Number them from from 1 to 5. Skim for general idea. How many parts are the text and what are they? 5 ? Read the first paragraph and answer the following questions. many layers of skin do people have? can skin do for our body? Careful reading The three layers of skin: The third layer The second layer The top layer The functions of skin: 1)Protect you against , and 。 2) Keep you or 。 3) Prevent you from __________________。 4) Give you . losing too much water sense of touch warm cool diseases poisons the sun’s harmful rays You can get burnt by : ____________________________ ____________________________ ____________________________ ____________________________ _______________________________ _______________________________ Read Part 2 and find out the causes of burns liquids sun and chemicals steam radiation hot l iquids c hemicals