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1、高二英语必修5 Unit 5 First aid for burns 教学设计与反思授课课型：Reading授课时间：40分钟一、教材分析本课Unit5 First aid for burns是一篇以“烧伤如何急救”为主题内容的说明文，简要说明了生活中常见的烧伤及急救现象，引导学生从形式和内容两方面阅读文本，提高对说明文文体的认识，同时了解急救常识。该篇文章介绍了当遇到三种不同烧伤程度以及烧伤所出现的各种症状，以及应该如何采取相应的措施科学地进行急救。通过阅读，学生能结合所学应用到实际生活当中科学地解决问题，并从中培养学生阅读兴趣。二、学生分析1、高中英语课本中说明文并不多见，学生对这一文体的
2、阅读不多，通过对本文的学习，提高学生对说明文的认识和理解。2、多数学生都见到过或遭遇过不同程度的烧伤，但对于如何进行科学的处置，却不一定会，甚至会采用一些错误的“土方、偏方”，通过阅读本文，学生可以学会一些简单的对于烧伤的急救处理。三、 Teaching aims1、To help students better understand “saving life”.2、To master some knowledge of first aid.3、To help students learn use some important words and expressions.4、To unders
3、tand the main idea of the reading passage and tell how to deal with the burns.四、Teaching important and difficult pointsWordsaid, burn, poison, iron, swell, damage, squeeze, present Expressions fall ill, squeeze out, in place, a number of Patterns Third degree burns are black and white and charred.Ta
4、ke clothing off the burns area unless it is stuck to the burn. Cool burns immediately with cool but not icy water.Do not rub, as this may break any blisters and the wound may get infected. It was Johns quick action and knowledge of first aid that saved Ms Slades life. A knowledge of first aid can ma
5、ke a real difference. 五、Teaching aids1. A tape-recorder,2. A computer3. Some pictures of burns.六、Teaching methods a. Skimming methodb. Task-based method七、Teaching procedures:Step I GreetingStep II Revision and Lead-in（设计意图：通过出示烧伤图片，激发学生相关烧伤急救的经验。）1. Go over the important words and phrases in Unit 5.
6、2. To show some pictures of the burns, and ask the students what has happened in these pictures, and then ask what kind of first aid we should give in the situations.Step III Prereading1. Pre-reading by looking and saying Work in pairs. Look at the picture on page 33, at the bottom of right corner,
7、and tell us what has happened in the picture. What sort of injuries will the child have? What first aid treatment would you give in this situation?2. Look at the title and predict what the passage is about.Step IV Reading1、 SkimmingAsk the students to read the text quickly as they can and answer the
8、 following questions：（设计意图：带着问题快速地阅读加之教师的引导有利于学生快速地捕捉到文章的相关信息。）a. Tell how many parts the text are divided into.b. What are they? Part 1 First aid: an important step in the treatment of burns Part 2 Causes of burns: Hot liquids, steam, fire, radiation, the sun, electricity, chemicalsPart 3 Types of
9、burns: First degree burns, Second degree burns, Third degree burnsPart 4 Characteristics of burns: First degree burns, Second degree burns, Third degree burnsPart 5 First aid treatment2、scanninga. What is first aid?b. Tell the main idea of each paragraph?It is about first aid for burns and the infor
10、mation is organized according to causes, types, characteristics and first aid treatment for burns.c. Label these pictures first, second and third degree burns. (To show on the screen)3. Discussion 1 (设计意图：加深学生对文章内容的了解。)a. Why should you put cold water on a burn?Because the cold water stops the burni
11、ng process, stops the pain and reduces the swelling.b. Why doesnt a third degree burn hurt?Because in a third degree burn the nerves have been damages. If there are no nerves, there is no pain.c. Why do you think clothes and jewelry near burns should be removed?Because bacteria from the clothes and
12、jewelry could infect the burns.d. If someone has a third degree burn, why might you see tissue?Because all the layers of the skin have been burnt showing the tissue underneath.4. Discussion 2 (Freely) Choose write or wrong1. _ If your grandpa got burn, you should help him cool burn with icy water.2.
13、_For second degree burns, we should place wet cloths on the burns area over and over again.3._ Tom knocked over a kettle full of boiling water onto his legs. His legs became red, swollen and covered with blisters and poured icy water from the fridge onto the skin.Step V Homework1. Closing down by ta
14、king a quizFill in the blank with one word to complete the summary of the text.First Aids For First-Degree BurnsRemove the child from the 1_ source. Remove clothing from the 2 _ area immediately. Run cool (not cold) water 3 _ the burned area (if water isnt available, any 4 _, drinkable fluid can be
15、used) or 5 _ a clean, cold compress on the burn for approximately 3 6 _ 5 minutes (do not use ice, as 7 _ may cause the burn to take longer to heal). Do 8 _ apply butter, grease, powder, or any other 9 _ to the burn, as these increase the risk 10 _ infection. If the burned area is 11 _, loosely cove
16、r it with a sterile gauze pad 12 _ bandage. Give your child acetaminophen 13 _ ibuprofen for pain. If the area affected is 14 _ (the size of a quarter or smaller), keep the area 15 _ and continue to use cool compresses 16 _ a loose dressing over the next 24 hours. 17 _ can also apply antibiotic crea
17、m two to three 18 _ a day, although this isnt absolutely necessary.(Keys: 1 heat 2 burned 3 over 4 cold 5 hold 6 to 7 it 8 not 9 remedies 10 of 11 small 12 or 13 or 14 small 15 clean 16 and 17 You 18 times)2. To write a short description of an accident you had met and how to deal with it.案例分析与反思 英语阅读课最重要的是培养学生的阅读理解能力，用英语去完成任务，这节课基本达到了这样的目的。教学设计挖掘了文章的内涵和主旨，使各种有用信息渗透到英语教学之中；采用了任务型教学方法，使各个教学环节衔接紧凑。这种教学设计克服传统的教师讲、学生记的弊病，学生在教师引导下学会思考、学会分析、学会发现，学会表达，真正发挥了学生的主体作用和教师主导作用。通过师生，生生的交流，合作探究，取得较好的教学效果。存在的问题：这节课在培养学生的听、说能力方面做的不够好，没有设计到较好的听、说训练及安排相应的训练时间。
