八年级英语上册Unit2KeepingHealthyTopic3Mustwedo

1、Must we exercise to preve nt the flu?教学内容分析及课时分配建议：本单元以 Keeping Healthy 为主题。话题三以如何预防流行性感冒为话题，创设情境帮 助学生学习询问建议的表达和运用顺序过渡词层次清晰地发表自己的看法，在此基础上 了解如何保持身体健康，怎样预防疾病、怎样正确地进行锻炼等相关知识。Section A部分通过记者采访Dr.Li ，学习用 first,second,third,finally使语意表达连贯，掌握情态动词 must 的一般疑问句及其肯定回答和否定回答，并能运用情态动词should,hadbetter 和 must 的正确形式

2、表达建议。Section B 部分通过 Kangkang 给他的爸爸电话留言这件事，体现了医生的忙碌和重要性，并学习打电话，留口信的交际用语及书写电话 留言条，同时掌握反身代词的用法。此外还要求了解字母组合 cle,ddle,ple,ble,ften,ttle的读音，学习连读、弱读和不完全爆破的语音规则并能正确拼读和辨音。Section C 部分通过李医生有关保持健康的报告，让学生清楚日常生活 中应该如何保持健康，同时训练学生从短语到句子再到短文的语言输出能力。Section D部分是对本话题的总结和复习，最后通过Project 中制作相关话题的英文小报活动对所学内容进行积极应用和自主拓展学习

3、探究。Topic 3 的的内容可以用 5 个课时来完成。第一课时：Section A-1a, 1b, 1c, 1d.第二课时：Section A-3,2, Section B-1a,1b,1c.第三课时：Section B-2a,2b ,3a,3b.第四课时：Section C-1a,1b,1c,2,3.第五课时： Secti on D-1a,1b,Grammar and Functions, Project.第四课时(Section C-1a,1b,1c,2,3)教学设计思路：本节课为本单元第四课时，主要活动为1a,1b,1c。首先由学生结对完成pre-reading task导入对 1a

4、的速读并找出每段主题句，再读1a 完成 1b 的文章结构图。然后再次阅读1a，完102成 1c。接着写下 2 中对文章的概述并借助关键词逐段复述文章内容。I. Teachi ng aims1. Knowledge aims ：（1）能正确运用以下短语：have healthy eating habits, make adj, keep sb. healthy, keep fit, stay safe, first aid,help oneself to , stay away from , say no to sth.（2）能正确地运用各种句式提出建议：You need to do Don t

5、 It s necessary to Be happy You must You should 2. Skill aims:（ 1）能听懂有关如何保持健康的对话或文章。 （2）能正确地用英语和同学谈论如何保持健康。（ 3 ）能有兴趣地阅读并且能读懂有关保持健康的文章。 （4）能正确地运用所学的短语及句式写出一篇如何保持健康的文章。3. Emotional aims:关注生命，保持健康，将健康生活的思想传播给周围的人。4. Culture awareness:n. The key points and difficult points1. Key points:对下列短语动词的记忆及运用：hav

6、e healthy eating habits, keep youhealthy / fit, stay safe, stay away from32. Difficult points ：（1）health 和 healthy 的区别。（2）happen 的用法。（ 3）对 Be happy to be healthy. 的理解。104in . Learning strategies(1) 主题句概括了段落的中心意思。(2) 理清文章中代词 it 和 they 指代的内容能帮助学生更好地理解文章意思。IV . Teachi ng aids计算机多媒体投影仪，关于健康题材的短片。V. Teac

7、h ing proceduresStage 1(4mi ns) : Getting students ready for learningStepTeacher activityStude nt activityDesig ning purposeGreet and warm up.Focus their atte nti on on该部分目的在于T: Hello, every one!the teacher.通过检查学生的Ss: Hello, Miss作业，激活学生的T: Before this less on, 1d已有知识，也为本like to check your homework.节

8、课学习活动做First, read your passages in好准备。(Group work)groups, and each one readshis/her homework. Then select themost excelle nt one.Eachstude ntreadsT: Which group wants to gohis/her homework for the othersin their group, while otherscorrect the mistakes. Then thebest one get ready to report.5first?Gro

9、up 3:S1: Its importa nt for us106T: Other stude nts may ask morequestions according to S1 spassage.T: Who would you like to an sweryou?T: Any more questi ons?T: Thanks for your great ideas.to keep healthy. I think weshould have a healthy dietevery day .We should eatmore fruit and vegetables instead

10、of j unk food. Wedbetter get up early in themorning and not go to bed toolate at night. Its good to takemoreexercise, such asrunning, swimming and bikeridi ng. Its not good to spendtoo much time watchi ng TV.S2:How many pieces ofadvice did S1 give?S2: S3,please!S3:Four.First, . .Second,.Ss:Remark：St

11、age 2 (5mins): Pre - readingStepTeacher activityStude nt activityDesig ning7purposeShow a short video aboutWatchthevideo该部分旨在吸引health to the Ss.atte ntively.学生注意力，激发T: Lets enjoy a short video.学习兴趣。Andtell meyour opinions afterwatchi ng.Ss:T: You can talk freely.S1: Bad healthgives1(Class work)no th

12、i ng.S2:Health is farmoreimportant than wealth.S3:Even though youhaveT: Good ideas! Thank you.little money,you can stilllive a happy life with ahealthy body.该部分通过学生Ask the students to finishDiscuss in pairsto结对讨论 1a 中习pre-readi ng task of 1a .finish pre-readi ng task.惯的好坏并针对T:Its time for you to wor

13、k坏习惯提出建议in pairs. Please check if the的活动，复习有关followinghabits are good . If句型，并导入本课not, give your advice.S1:Thefirst habit is good.部分内容的学习，2(Pair work)S2: Thesec on dis not good.激发学生的学习Potato chips belong to兴趣。fried food. They arebadfor our health. So we108T: Can you say somethi ng aboutkeep ing heal

14、thy. For example,what can we do to keep healthy?should eat them less.S1:The third one is not goodS3:Eat healthy food, exercisemore,cha ngeclothes often, etc.S4:Remark:教师在引入阅读活动时，可以让学生根据文章题目和图片猜测文章大意。Stage 3 ( 12mins) : While - readingStepTeacher activityStude nt activityDesig ning purpose1( Class wo

15、rk )Ask the stude nts to skim 1aand findout the topicsentence of each paragraph.T: Lets read the passage aboutkeeping healthy quickly. Then underl inethe topicsentence of each paragraph.T: Volu nteers?Skim 1a quickly to findout the topic sentence ofeach paragraph.Ss:S1:Para1. You need to havehealthy

16、 eat ing habit.S2:Para 2. Playing sports该部分通过略读 找出每段的主题 句，训练学生归纳 文章大意的阅读 技能。9Guide the stude nts to sum up theways of finding the topic senten ces.T: Do remember, the topicsentence expresses the main ideaof a paragraph.can also help you keepfit.S3:Para 3. Happ in ess isimporta nt for your health.S4:

17、 Para4. You must stayaway from smoking anddrinking.Volun teers read out the topicsenten cestheyfound.2( Group work )Ask the students to finish 1b.T: Lets look through the chart in1b. Please read 1a sile ntly and tryto complete the structure of thetext.T: You may discuss in groups afteryou finish 1b.

18、T: Could somebody tell me the answer?Fi nish 1b.Ss:S1: The first one :Havehealthyeat inghabits.10103( In dividualwork )Ask the stude nts to read 1aaga in and finish 1c.T: Lets read 1a again and thi nkabout what the red words“it”and“they”refer to in thepassage. Do remember: Findingout what“it”and“the

19、y”refer to in sentences canhelp you better un dersta nd thepassage.T: Doesa nyonekno wthe answer?Fin ish 1c.Ss:S1:“It”in paragraph1 refersto breakfast.S2:“Ther”in paragraph2refers to sports.S3:“It”in paragraph3refers to happ in ess.S2:“They in paragraph4refers to many stude nts.Remark：主题句概括了段洛的中心意思；

20、理清文早中代词it 和 they 指代的内容能帮助学生更好地理解文章意思。Stage 4 ( 15mins) : Post - readingStepTeacher activityStude nt activityDesig ning purpose111( Class work )Deal withsome Ian guagepoi nts.Explain the differences betweenhealth ” and healthy ” .Expla intheusageofhappen .Show more Ianguage pointsonthe computer scree

21、 n and help students un dersta nd:have healthy eat ing habits,make adj,keep sb. healthy,keep fit,stay safe, first aid,Readandun derl inesomethi ng they don t understa nd yet.Un dersta nd:It s good forourhealth.We should keep healthy.Bei ng healthy is very important.Un dersta nd:What happe ns?The acc

22、ide nt happe ned twodays ago.This storyhappened in1989.Write the Ianguage points in thebooks and try to understand thewords and phrases.1012Topic sentence 1: Have healthy eati ng habits.(1) breakfast-give en ergy(2) fruit and vegetables-good(3) fast food-fat, un healthyTopic sentence 2: Play ing spo

23、rtssafely.(1) play ing sports-fit(2) accide nts-stay safe2(Class work)help on eself tostay away from say no to sth.You n eed to do It s necessary toAsk the stude nts to finish 2T: Next you needto fill in the blanks in 2 accord ing to the chart of1b and then try to retell thepassage like this.Lead th

24、e students to analyze thestructure of the passage by showing the seque nee paragraph byparagraph:Fill in the blanks of 2.Follow what the teacher saysand then retell1aparagraph by paragraph.Retellthestorywiththe13(3) lear n first aidTopic sentence 3: Be happy.(1) happ in ess-health(2) be ill-try to(3

25、) feel ill-u nhappyTopic sentence 4: Stay awayfromsmok ing and drinking.(1) cool-smoke and drink(2) smoke or drink-causeill nesses(3) say no to-smokingdrinkingandEach group cooperates toAsk the stude nts to retell theretell the whole passage,passage in groups.and eachstude ntcanretellat leastonepara

26、graph.Ask the stude nts to connectConnectalltheall thesenten ces,andtheysentences together.almostrepeatthePassage.3(Group work)Guide the Ss to retell according to step 2.1aTry to retell 1a.1014Remark：可分段进行复述，降低难度。Stage 5 (4mins) : Summarizing and assigning HMKStepTeacher activityStude nt activityDes

27、ig ning purpose1 (Classactivity)Show the summary to the stude nts:T: OK. Class will be over soon. Nowlets summarize what we have learnt in this less on.Summarize Secti onCwith the teacherS1: We learned someimporta nt phrases. Suchas, have healthy eati nghabits, keep you healthy /fit, stay safe, stay awayfromS2:WeKn