1、Welcome To My English Class!Unit 2 Keeping HealthyTopic 3 Must we exercise to prevent the flu?Section A 学习目标1.能正确拼读并运用本节课所学单词与短语，听懂有关预防流感的对话或文章。2.能谈论有关预防流感的话题，并能运用情态动词表示征求意见或提建议。3.了解流感，能听从他人建议，积极预防感冒。Health is better than wealth.健康胜于财富.The FluDo you know the flu?What is the flu?流行性感冒（简称流感）是由流行性感冒病毒（
2、简称流感病毒）引起的急性呼吸道传染病，临床表现为发热、头痛、肌痛、乏力、咽痛和咳嗽。流感能加重潜在的疾病（如心肺疾患）或者引起继发细菌性肺炎或原发流感病毒性肺炎，老年人以及患有各种慢性病或者体质虚弱者患流感后容易出现严重并发症，病死率较高。cough/kf/feverthe symptoms of the flu症状Task 1 Pre-listening /fi:v(r)/headachesore throat/hedek/s:rut/tirednes 疲倦muscle aches 肌肉疼痛/msl/eks/tadns/fevercoughtoothachestomachacheheadac
3、hebackachesore throatsore eyesWhile-listening 独立完成 A.Listen to the passage and circle the symptoms that you hear.B.Listen again.Check()the advice you hear.Should1.drink lots of boiled water2.take some cold pills3.lie down and take a good rest4.brush your teeth twice a dayShouldnt5.work on the Intern
4、et too long6.go to crowded places7.play sports too much8.eat hot foodWhile-listening 小组合作What should we do to prevent the flu?/prvent/Task 2 Pre-listening 阻止，预防Lets discuss it together!We should do exercise to build us up.使身体强壮/bld/What should we do to prevent the flu?We must keep our rooms clean an
5、d the air fresh all the time.What should we do to prevent the flu?一直，总是We had better wash hands and change our clothes often.What should we do to prevent the flu?We must keep away from crowded places.What should we do to prevent the flu?crowded/kradd/拥挤的远离1.Use“First，Second，Third，Finally”2.Use“We sh
6、ould.”/“We must.”/“We had better.”小组展示While-listening 1.exercise often2.keep the air fresh3.go to bed early4.wash hands and change clothes often5.keep our rooms clean6.drink enough water7.take some medicine8.keep away from crowded placesprevent the flu do exercise预防流感做运动build us up wash hands often
7、增强体质勤洗手keep air fresh change clothes often保持通风勤换衣keep rooms clean keep away from 保持室内干净远离.crowded places拥挤的地方集体合作，大小声记短语Make similar conversations after the example.Example:A:Must we take some medicine to prevent the flu?B:No,we dont have to./No,we neednt.A:Must we do exercise to prevent the flu?B:Y
8、es,we must.Post-listening 小组探究性学习Must we go to see a doctor at once when we have the flu?肯定回答：Yes,we must.否定回答：No,we neednt./No,we dont have to.注：此处不能用 mustnt(禁止；不准)回答First should,First should,do exercise.Second should,Second should,keep room clean.We should,We should,keep air fresh.We shoud prevent
9、 the flu.Third should,Third should,wash our hands.We should,We should,change our clothes.Finally should,Finally should,away from crowd.We should prevent the flu.当堂检测()1.-Must I take the medicine every day?-No,you _.A、mustnt B、havent C、dont have to D、must()2.We _ eat junk food(垃圾食品).A、must B、have to C、shouldnt D、should()3.We should do more exercise to _us_.A.build.on B.build.up C.build.in D.build.to CCBSummary1.We know how to prevent the flu.2.We can use must/had better/should to give advice.1.完成P44第三题。2.小组合作制作手抄报来展示如何预防流感。3.背1a以及P(43)-(44)的单词。Health is happiness.健康就是幸福.
