1、人教课标版高二 必修5Unit 5Reading I First aid for burns What things at home can be dangerous?electrical equipmentelectric wirespoisonskniveshot waterglassBrainstormingBrainstorminggaspetsPre-readingWhat kind of first aid would you perform in this situation?Make a list of your ideas.Cool the area of skin;Wash
2、 it under the cold running water.Cover the wound with bandage/clean cloth.See a doctor if necessary.skinorgan barrierpoison ray complexvarietyliquid n.皮;皮肤n.器官n.屏障;障碍物n.毒药;毒害vt.毒害;使中毒n.光线;射线adj.复杂的n.变化;多样化n.液体Words previewradiation mildmildly pan stove tissue swelln.辐射;射线adj.轻微的;温和的adv.轻微地;温和地n.平底锅;
3、盘子n.炉子;火炉n.组织;手巾纸vt.&vi.膨胀;隆起scissors unbearable basin bandage vitaln.剪刀adj.难以忍受的n.盆;盆地n.绷带adj.至关重要的；生死攸关的electric shocksqueeze out over and over again触电;电休克榨出;挤出反复;多次Expressions previewSkim for general idea and then number them from 1 to 5._ the three types of burns_ what to do if someone gets burn
4、ed_ the functions of the skin _ the symptoms of burns _ how we get burns31425Reading1.What can skin do for our body?_ 1.Act as a barrier against disease,poisons and the suns harmful rays.2.Keep you warm or cool.3.Prevent you from losing water.4.Give you sense of touch.I.Read the passage carefully an
5、d get the answers to the questions.Comprehension2.You can get burnt by:_hot liquidssteamfireradiationthe sunelectricity or chemicals 3.How many types of burns are there?What are they?1)First degree burns.2)Second degree burns 3)Third degree burnsII.Label these pictures with first,second and third de
6、gree burn.second degreefirst degreethird degreeThe three layers of skin:The third layerThe second layerThe top layerIII.Detail-reading:Filling in the blanks.TypesCharacteristicsFirst degree burnsAffect the top _ of the skin.Dry,red and mildly _ painfulTurn white when _.layerswollenMildlypressedTypes
7、CharacteristicsSecond degree burnsaffect both the _ layer of the skin._,red and swollenextremely painful_watery surfaceThird degree burnsaffect _ layers of the skin.swollen;tissue can be seen._pain_andcharredtop and the secondall threeroughlittle or noblistersblack and whiteIV.Decide whether the fir
8、st aid treatment is Right(R)or Wrong(W).1.When someone is burned,you should place some ice on his wound.2.The function of cool water is to prevent and reduce swelling.3.We should put damp cloths on the second degree burns.4.We shouldnt break the blisters,or they will make the wound infected.WRRR5.So
9、metimes,we can put oil or ointments on burns to stop the infection.6.We should make sure the bandage wont stick to the skin when it is used.7.If burns are on the face,we should make the victim sit up.8.Cold water can be used in three types of burns.WWRRPost-readingAnswer the questions in your own wo
10、rds according to the passage.1.Why should you put cold water on a burn?2.Why doesnt a third degree burn hurt?Because the cold water stops the burning process,stops the pain and prevents or reduces swelling（肿）.Because in a third degree burn the nerves have been damaged.If there are no nerves,there is
11、 no pain.3.Why do you think clothes and jewellery near burns should be removed?4.If someone has a third degree burn,why might you see tissue?Because bacteria from the clothes and jewellery could infect the burns.Because all layers of the skin have been burnt showing the tissue underneath.1.Sam knock
12、ed over a kettle full of boiling water onto his legs.His legs became red,swollen and covered with blisters.Sam broke the blisters and poured icy water from the fridge onto the skin.()WRead the first aid treatments for these burns.If the treatment is right,write R.If it is wrong,write W and explain w
13、hy.2.While ironing clothes,Miss Good accidentally touched the iron.Her wrist blistered and became watery.It hurt a lot.She put her wrist under the cold water tap and then kept placing cool,clean,damp cloths on it until it was less painful.Then she went to see the doctor.()R3.Mrs Caseys sleeve caught
14、 fire while she was cooking.Her arm looked terrible but it didnt hurt.The skin was charred.Her husband took off her blouse and picked off bits of the blouse stuck to the burn.He then placed butter on the burn and covered it with a wet bandage.()W4.After an hour in the sun,Lily noticed her arms were
15、red and hurt a bit.She went home and put them under cool running water.()R补充 sense of touch sense of sight sense of hearing sense of taste sense of smell sense of humour sense of beauty sense of urgency触觉sense视觉听觉味觉嗅觉幽默感美感紧迫感Try our best to give them effective first aid if they are in danger.Life is preciousLife is preciousWe should care about others,and help people in an emergency.1.Get more about first aid from the newspaper,magazine or the Internet.2.Find out the important and difficult words and expressions to you and finish exercises on page 36.
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