新视野英语第三册Unit2.ppt

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1、Unit 2 Section AIron and the Effects of ExerciseN H C ELead-inLead-in Our todays topic is“Iron and the Effects of Exercise”.Whats your reaction to the topic?Now lets tackle it so as to familiarize ourselves with the background to the birth of the text.Our topic-centered lead-in begins with the quest

2、ion as follows:TipsN H C EInteractive Mode IInteractive Mode I1.What are the positive effects of exercise?Tips As is often remarked,ones vigor lies in exercise.That reveals the essence of taking exercise.Driven by this belief,therefore,we develop from childhood a habit of taking one or two forms of

3、exercise.Now lets sum up its benefits:1)It stimulates the flow of our blood;2)It builds up the speed with which our brains react to things around;3)It improves our health conditions;4)It helps foster our ambition for greater success or better balance of mind;Discussionn nCreate a dialogue with your

4、partner about the topic of the negative effects of exercise,then share your opinions with us.I.Pre-reading Activities:Listen,Look&Say2.What are the negative effects of exercise?n nfor the young,the old,the teens,the little kidsn nindoor,outdoorn nprofessional,amateurn nultimate/X-game,mass,leisuren

5、nmoderate,violent,dangerous,riskyn nbeneficial to,do good/harm ton nA healthy body is a healthy mind.Listening ExerciseSpot-dictationCompound DictationDirections:You will hear a passage.It will be read twice.Listen carefully and supply the missing words.I.Pre-reading Activities:Listen,Look&SayBackAl

6、though many people _ that balance and movement problems are _ with age,an increasing _ of evidence demonstrates that exercise can help _ balance and strength in elderly _ and reduce their chance of _.In Wolfs study,published in May 1996,215 _ aged 70 to 96 were divided into three groups._,one group

7、took a weekly tai chi class,and _.After 15 weeks,“the tai chi group did the best,and _,”Wolf said.a control group met for a weekly discussion reduced the chance of having a fall by 47 percentseniors One group performed balance exercises on a computer-controlled platform once a weekfallingimproveindi

8、vidualsbodyassumeinevitableBackII.Text Analysis:Main Idea and Devices for Developing ItnPART I Exercise,even moderate exercise,may lead to reduced iron in the blood of women.(paras.1-3)nPART II This part is about the causes for iron deficiency among women in general and among active women.(paras.4-6

9、)nPART IIIthree stages of iron deficiency(paras.7-8)one way to check the amount of iron stored in the blood(para.9)The author gives his advice on how to remedy iron deficiency.(paras.10-12)缺铁，铁缺乏n nL2，L4，L6，L12，L33PART I（Para.1-3）CENTRAL TOPIC scanningn nWhat is the finding of the new study?n nWho i

10、s Roseanne M.Lyle?n nIf a woman suffers from iron deficiency,what should she do to restore?n nPara.2 长句分析PART II(paras.4-6)causes for iron deficiency among women nREAD TEXT STRUCTURE ANALYSIS ON P45 AND THINK:n1 What is the effect or phenomenon?n2 What are the detailed manifestations?n3 What are the

11、 causes?(Para.4)writing skill分析法分析法 EffectDetails-Causesn nTopic sentence Topic sentence(problem)(problem)n nDetails/ManifestationsDetails/Manifestationsn nCauses or reasonsCauses or reasonsn nIron deficiency is Iron deficiency is mon.n nHow common?(figure)How common?(figure)n n 分析法日常例段n n-我最近头发掉的可厉

12、害了。刚才洗头，梳了几下，梳子上挂了一大团头发。n n-你新换的洗发水不适合你的发质吧。（你用的是什么牌子？）饮食不规律也能影响头发；要不就是你没休息好，忙学习又忙家教，太累了吧。n n Im suffering from serious alopecia recently.Just now I washed my hair and found dozens of hairs in the comb.Maybe I changed another brand of shampoo which was not suited for me.Besides,irregular diet may af

13、fect hair growth.Or busy with my study and part-time job,I havent had enough rest,and fatigue is likely to lead to hair loss,too.例段仿写nRecently it is more difficult for college graduates to get desirable jobs.nThe public becomes increasingly environment-conscious.nrespectively (L14)nrespective a.各自的

14、jobsnrespectable a.体面的，正派的，令人满意的 a income/married mannrespectful a.恭敬的，有礼的 keep a silencenrespected a.受人尊敬的 a doctornratio=proportion 比率 the of sth.to sth.nrate 率 birth/unemployment/divorce/crime 费用，价格 the going for 的一般工资 hourly/weekly 按小时/周付费 速度 the of sth.级别 first-/second-nup ton多至，高达n直到时间=until 她

15、一直照顾父亲直到他去世。She continued to care for her father the time of his death.n胜任工作，有资格 sth./doing sth.My French is not up to translating novels.n达到标准 the standardnIts you.n now/datentake inn（价格，费用）包括 这个价格包括食宿费。The price takes in the cost of accommodation.n接受，收留 俱乐部上周接收了一位新会员。The club took in a new member

16、last week.n领会，记住 我不理解他为什么不高兴。n被骗 be taken in bynliable a.易于的-liability n.责任，负债nbe to do sth.易于，倾向做某事 The computer is to overheat on long use.nbe to sth.(bad)容易遭受/爱出问题 不热身就运动，你容易受伤。You are injury when you exercise without warming up.nbe for sth.对有赔偿责任 We are for any defects in our products.(Para.5-6)

17、nREAD EXERCISE XIV ON P45 AND THINK:n nFor the effect indicated in Para.4,what more causes does the author offer to support it?CAUSESn nHow much iron does average woman take in?(para.5)n nHow does exercise cause iron deficiency?(para.6)recommend vt.建议，推荐-recommendation n.n sth./sth.to sb./doingn tha

18、t(should)=suggest that n A(方式)for B(目的)Stella always s this restaurant for tasty Chinese food.n sb.for/as sth.推荐担任 My neighbor ed her own daughter as an excellent babysitter.nsb.strongly sth.=sth.is highly ed 力荐nsth.has much/little/nothing to it.有可取之处nallowance n.n限额，定量 Two bars of chocolate contain

19、 enough daily calories.n补助，津贴 travel/clothing/housing n=pocket money 零花钱n考虑，顾及,体谅make s for sb./make an for/make no forWe must for some unforeseen circumstances.他还小，所以你得体谅他的错误。nmechanism mknzm n.Cn(生理)机能 the of the brainn(心理)机制 defense/escape/survival His aggression is actually a defense against rej

20、ection.n(社会)体制 economic n(机械)装置 the brake Para.7-8 scanning three stages of iron deficiency n nIn _ stage,there is not enough iron to form the molecules of blood protein.n nFeeling out of breath appears in _ stage.n nWhen you are in stage 3,your iron reserves _.ncompromise(L38)nv.让步,妥协 with sb.on st

21、h.n ones principles/beliefs/ideas/moral values 违背原则/背弃信仰/放弃理想/违背道德观nn.妥协,折中 reach a /make a Para.9 scanning(Y/N)one way to check the amount of iron stored in the blood n nWith traditional methods,most people can calculate their iron reserves easily.n nMales are not liable to iron loss.n nYearly bloo

22、d test is recommended if people want to check their blood iron stores.Para.10-12 Q&A advice on how to remedy iron deficiencyn nThe two methods of correcting iron deficiency are_ and_.n nWhich one is better?Why?n nWhat are the good source of iron?n nSummarize the 4 suggestions from the sports diet ex

23、pert.n nHow can people remedy iron deficiency beforehand?interfere vi.nStop ing.n in 干预,插手 我父母从不插手我的事情。My parents never in my affairs.n with=prevent/stop 妨碍,阻止,干扰 在有些情况下，母语会干扰外语的学习.In some cases,ones mother tongue may with the acquisition of the foreign language.remedy nn.补救方法,治疗法,药物 a for sth.现在还不知道这种病的治疗方法.There is no known for the disease so far.nbeyond/past 不可救药,无法挽回nvt.补救,纠正,改善