优品课件之AhealthylifePeriod5ReadingandWriting

1、优品课件 A healthy life Period 5Read ing and Writ ing A healthy life Period 5Reading and Writing整体设计 教学内 容分析The teaching materials of this period contain two parts.The first part is the reading passage on Page 22 titled HIV/AIDS: Are You at Risk? which is about what is HIV/AIDS, how it is con tacted and

2、 how to protect on eself from gett ing the disease.The second part is the writing task on Page 24, which asks the stude nts to write a letter to Li Xiaolei to give her someadvice on her problems.三维目标设计Knowledge and skills 1. To enable the students to know something about what is HIV/AIDS, howit is c

3、on tacted and howto protect on eself from getting the disease. 2. To get the students to learn the following useful new words and structures : judgment(看法；判 决；判断)，awkward(局促不安的；笨拙的)，It is/wasthat/who be likely to. 3. To help the students learn howto write a letter giving advice. 4. To foster the stu

4、dents ability in skimming and look ing up in formati on in reference books and improve the stude nts readi ng ability. Process and methods Readi ng for specificinformation , summarizing , discussing and practicing. Emotion , attitude and value 1. To arouse students awareness of the harm caused by HI

5、V/AIDS. 2 . To help students not to put themselves at risk out of ig norance and take a sympathetic attitude towards those who already suffer from the disease in stead of look ing dow n upon them.教学重、难点1 . The understanding of the reading passage. 2. The following key sentences : (1)For a person to

6、becomeinfected , blood or sexual fluid that carries the virus , has to get in side the body through broke n skin or by injecti on. (2)Here are some thi ngs you can do to make sure you stay safe. (3)It is only when the disease has progressed to AIDS that a pers on beg ins to look sick. (4)Wome nare s

7、lightly more likely to become in fected tha n men. 3. Teachi ng the stude nts how to write a letter giving advice. 教学过程 ? Step 1 Revision Check the answers to the grammar exercises on Page 21 and expla in the difficult on es.? Step 2 Lead in by readi ng the follow ing senten ces By the end of 2003,

8、an estimated 42 million around the world were living with HIV/AIDS. During the year,5 millio npeople became in fected and an estimated 3 millionpeople died. About one third of people living with HIV/AIDS are 15 24 years of age.More than 7 million people in Asia and the Pacific are living with HIV/AI

9、DS. ? Step 3 Pre reading It is likely that many students have in correct in formati on about the disease, so teachers should first get stude nts to talk about someth ing about HIV/AIDS by asking the following questions: Can ordinary people be at the risk of con tract ing HIV? In what way can people

10、get in fected ? What measures can people take to protect themselves ? Will people die if they have HIV? ? Step 4Fast readi ng This passage can be divided into three secti on s.Sca n the text and find out whats the main idea of each secti on. Secti on 1: Secti on 2 Section 3 : Suggested answers : Sec

11、tion 1 : Background information about what the disease is. Section 2: Waysto protect yourself. Section 3 : To make some false beliefs disappear. ? Step 5 Detailed reading 1. Read the text carefully and fill in the bla nks. In formati on about HIV Weake n a pers ons (1). Spread through (2) or the flu

12、id madeduring sex. Ways to protect yourself Dont share your (3)with anyone else. Usea condomif you have sex with a male or a female. Somewro ng stateme nts You can tell by (4) some on ewhether or not they have HIV. If you hug , (5)some one with AIDS or visit them in their home you will get HIV/AIDS.

13、 2.Decide whether the followi ng stateme nts are true(T) or false(F) . (1)You can only get HIV from injectingdrugs. (2)It is very likely that you will die if you get in fected with HIV. (3) If you look healthy , you cannot have HIV. (4)It could be dan gerous to have sex without using a con dom. (5)T

14、ak ing food from the samedishes as some on ei nfected with HIV will give you HIV too. (6)If you have HIV, you will always get AIDSeventually. Suggested answers: 1 . (1)immune system (2)blood(3)needle (4) looking at(5)touch or kiss 2. FTFTFT ? Step 6 Discussion Divide the students into groups of six

15、and discuss the follow ing questi on. Has your attitude towards people with HIV/AIDS changed after reading the passage? If so, how? If not, why not? Ask one student of each group to report their answer, and the other students can challenge his report.? Step 7 Language study Showthe students the foll

16、owing Ianguage points in a slide show. 1. judgement(P23)【原句再现】Before you read this text , what judgements did you make about people with HIV/AIDS?在阅读这篇课文之前，你对感染艾滋病病毒的人有什么看 法？【观察探究】(1)He passed judgement on the guilty man.他 对那个罪犯作出了裁决。(2)Her decision seemsto show a lack of political judgeme nt.她的决定似乎

17、显示出缺乏政治判断力。 (3)In my judgement ，we should accept their apology.依我看， 我们应该接受他们的道歉。【归纳总结】judgement n .看法；判 断； 判决；in on es judgeme nt在某人看来pass judgeme nt on 作出裁决【词汇辨析】judgeme nt , discrim in ation 和sense这些 名词均含“识别力、判断”之意。judgement指经过训练或磨炼或 凭经历而得到辨别或判断事物的能力或品质。discrimi natio n指辨 别精微事物的能力，甚至平时观察不到的也可识别出来。

18、sense指 不带幻想、感情或偏见地观察事物，并能作出明智、公平的选择与决 定。2 . awkward(P24)【原句再现】 Then she offered mea cigarette and I felt so embarrassed and awkward.然后她递给我一支烟， 我感到非常尴尬与不安。【观察探究】(1)The heavy ax wasawkward to use. 这把重斧头不好用。(2) Your refusal puts me in an awkwardposition.你的拒绝让我感到十分为难。(3)At the formal party , I felt very

19、 awkward and out of place. 在正式的舞会上， 我感到局促不安，很不自在。【归纳总结】awkward adj.局促不 安的，笨拙的 3 . For a person to become in fected , blood or sexual fluid that carries the virus , has to get in side the body through broken skin , or injection.(P22)携带病毒的血液或体液必须通过 皮肤上的创口或通过注射才能进入人体，使人受感染。句中有一个 that 引导的定语从句，修饰 blood o

20、r sexual fluid ; to become infected 是不定式短语作 person 的后置定语。 4 . Here are some things you can do to make sure you stay safe.(P22)你可以按 照这里列举的一些注意事项去做，以确保自己安全。thi ngs后跟了 一个定语从句 you can do ;动词不定式短语 to make sure you stay safe表示目的，make sure后接宾语从句you stay safe ，省略了连 接词that , stay在此处是一个系动词，意为“保持”，后接形容词。 例如： T

21、hey are going to stay awake to see the lunar eclipse. 他们打算不睡觉等着看月食。 5 . It is only when the disease has progressed to AIDS that a pers on begi ns to look sick.(P22)只 有当这种病发展成艾滋病时，人才会显出病态。It is/wasthat/who是强调结构，它可以用来强调句中的某些成分， 如主语、宾语、状语等，但不能用来强调谓语和表语。原句是：A pers on begi ns to look sick whe n the disea

22、se has progressed to AIDS. 6. Womeare slightly more likely to become in fected tha n men.(P22)女性感染病毒的可能性比男性稍微大一些。be likely 后接不定式或从句，表示“可能会”。如： Hes likely to arrive late this after noon. 他今天下午可能会迟到一会儿。 Its likely that they will camp out toni ght.他们今天晚上可能要在 外面露营了。？ Step 8 Writing 1. Readthis letter an

23、d imagine you are Wang Ping , the adviser who deals with students problems.Write a letter to give Li Huasomehelpful advice. Dear WangPing , Can you help me please ? I have tried to stop smoking several times .I am OK for two days and the n I feel really sick and irritable and I have to start smoking

24、 again know smoking is a bad habit , but I just cant seemto give it up.Do you have any useful tips? Yours sin cerely , Li Hua 2. Before the students write the passage, guide them to do the following things. (1)Help students decide the tense of the letter. (2)Ask them to note dow n 3 5 tips they woul

25、d like to include in their letter. (3)Let them discuss with each other howthey will orga nize their letter. On epossible vers ion : Dear Li Hua, I amsorry you have had so muchtrouble to stop smoking, but I am glad you are still tryinghope the tips below will help you. First of all , dont give up.The

26、 more often you try , the more likely you are to eve ntually succeed.Whe n you feel irritable , dont automatically reach for a cigarette to make you feel better.Take a few momentsto relax.Start by breathing deeply and liftingyour arms out to the side and over your head. It is a good idea to drink lo

27、ts of water and eat lots of fruit when you are quitting smoking.This will help to remove the ni cot ine from your body faster and you wont feel so sick .It is normal to feel a little stressed when you first give up smoking, but try to remember that it will only last a few days and the n you will beg

28、i n to feel much better. Keep up the good work, Li Hua , and remind yourself how much healthier you will be whe n you fin ally quit. Good luck and best wishes! Yours sincerely , Wang Pi ng ? Step 9 Homework 1. Master the Ianguage points in the text. 2.阅读下面这圭寸摘自 21st Century 的一名中学生的来信，并据此写一封回信(信的开头已为

29、你写好。词 数120左右）。回信应包括如下要点：（1）鼓励Amy坚定求学信心， 志存高远。（2）就Amy的目前状况，提两到三个建议。Dear Editor， I am a new stude nt at No.1 Middle School of Chongqin g.My home is far from Chongqing, so I must live at school.This is the first time for me to get away from my pare ntsfeel very sad.Whe n I left home I could hardly tear

30、 myself away from themdo not want to be alone at school，and I ama shy girl.I have been crying in bed at ni ght these days .I want to stay at homeforever.I miss my pare nts very much.Could you tell me what to do? Your early reply is expected. Regards ， Amy One possible version : Dear Amy Thank you fo

31、r your letter.I am so glad to have a talk about your prese nt situation with you. People often miss their parents the first time they leave home.Most people do have to leave home for higher educatio n or employme nt.You cannot live with your pare nts forever.I thi nk you should realize that prese nt

32、 separati on will help your academic developme nt and your improveme nt of pers onal ability. You n eed to make friends in your school , sharing ideas with your classmates who are physically closest to you no w.Maybe you will still miss your pare nts , but your new friends will br ing happ in ess an

33、d joy to your new life.Also I suggest you enjoy yourself by taki ng an active part in different kinds of activities in school.You will get muchpleasure from it. Wish you happy every day. Faithfully yours , Editor ? Step 10 Reflection after teachi ng 教学参考 What We Still Dont Know About AIDS ? （艾滋病还有哪些

34、未解之谜？）In the 20 years si nee the first cases of AIDS were detected , scientists say they have learned more about this viral disease than any other. Yet Peter Piot , who directs the Un ited Nati ons AIDS program, and Stefa no Vella of Rome preside nt of the Intern ati onalAIDS Society , and other exp

35、erts say reviewing unanswered questions could prove useful as a measure of progress for AIDS and other diseases. Amongthe importa nt broader scie ntificquesti ons that rema in : 1 . Whydoes AIDS predispose infected persons to certain types of cancer and in fecti ons? A long sta nding belief is that

36、can cer cells con sta ntly develop and are held in check by a healthy immune system.But AIDS has challenged that belief.People with AIDS are muchmore prone to certain cancers like non Hodgkins lymphomas and Kaposis sarcoma , but not to breast , colon and lung , the most commoncancers in the United S

37、tates.This pattern suggests that an impaired immune system , at least the type that occurs in AIDS, does not allow commorcancers to develop. 2. What route does HIV take after it en ters the body to destroy the immune system? WhenHIV is transmitted sexually , the virus must cross a tissue barrier to

38、enter the body.How that happens is still un clear.The virus might inv ade directly or be carried by a series of differentkinds of cells. 3. Howdoes HIV subvert the immunesystem? Although HIV kills the immunecells sent to kill the virus , there is widespread variation in the rate at which HIV in fected people become ill with AIDS.So scie ntists ask: Can the eleme nts of the immune system re