新视野大学英语第二版第三册unit 2教案.docx
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新视野大学英语第二版第三册unit2教案
Unit2book3
IronandtheEffectsofExercise
TeachingObjectives:
1.Arousestudents’interestinthetopictobediscussedandpreparestudentsforfurtherunderstandingofthetext
2.Globalunderstandingofthetextandactiveacquisitionofthelanguagepoints
TeachingProcedures:
Stage1:
Warming-upActivities(1hour)
1.Groupwork:
Thinkaboutthepre-readingquestionsbeforelisteningandanticipatewhatwearegoingtoread.
2.Questionsforthoughtanddiscussion:
Listentoashortpassagecarefullyandthenanswerthefollowingquestions(seethetextbookonp.27).
3.Togetsomeideasaboutthebackgroundinformationofthetextbyansweringthefollowingquestions.Youmaydiscussthemingroupsorrefertothedictionarytoanswerthem:
●Medicine&ScienceinSports&Exercise:
Itisamultidisciplinary(包括各种学科的)journalfeaturingoriginal(原始)investigations,clinical(临床)studies,andcomprehensive(广泛的)reviews(评论)oncurrenttopicsinsportsmedicineandexercisescience.Withthismultidisciplinaryjournal,exercisephysiologists(生理学者)physiatrists,physicaltherapists(临床医学家),teamphysicians(内科医师)andathletictrainersgetavitalexchangeofinformationfrombasicandappliedscience,medicine,education,andallied(联合的)healthfields.Formoreinformation,pleasecheckoutitshomepageathttp:
//www.ms-.
●digestivesystem:
Thedigestivesystemisaseriesofholloworgansjoinedinalong,twistingtube(管子)fromthemouthtotheanus(肛门).Insidethistubeisalining(内层)calledthemucosa(黏膜).Inthemouth,stomach,andsmallintestine(肠),themucosacontainstinyglands(腺)thatproducejuicestohelpdigestfood.Formoreinformationaboutthedigestivesystem,pleaseseehttp:
//www.niddk.nih.gov/health/digest/pubs/digesyst/newdiges.htm.
●Enrichingyourvocabularyonthetopic:
4.Readthesentencescarefullyandguessthemeaningoftheboldfacedtermineachsentenceaccordingtothecontextandyourownexperiences.Youmaydiscussitwithyourpartnerorrefertothedictionaryattheendoftheexercise.
a)Runningisatestofhumanenduranceandthepowerofmindoverbody.跑步是对人类耐力和毅力战胜体力的考验。
b)Theyspendtheireveningsconsumingwhiskey.他们喝着威士忌消磨晚上的时间。
c)That'sthetroublewiththosebigpowerfulcars—theyconsumetoomuchfuel.这就是大马力汽车的缺点--太耗油。
d)ThemoneyIgetfromteachingeveningclassesprovidesasupplementtomyincomefrommyjob.我在夜校教书的收入是工资的补充。
e)ThenewspaperpublishesasportssupplementeveryMonday.这份报纸每周一都出一份体育增刊。
f)Theyhadtogetajobtosupplementthefamilyincome.他们不得不找一份工作以贴补家庭收入。
g)Theballhitthegroundandbouncedhighintotheair.球碰到地面又高高地弹入空中。
h)Thisballhasplentyofbouncewhilethatonehaslostitsbounce.这只球弹性很强,而那一只已全无弹性了。
i)Inthe200meters,LisaandRosecamefirstandthirdrespectively.在200米赛跑中,丽莎和罗斯分别取得了第一名和第三名。
j)Theratioofmentowomenatthemeetingwastentoone.出席会议的男女之比是10比1。
k)Plus,wedidn'thaveenoughmoneytotakeatriptotheseaside.而且,我们也没有足够的钱去海边旅行。
and
l)Thebillis$10,plus$1forpostage.汇票是10美元,再加上1美元邮费。
withtheadditionof
m)Therearevariousplusesforusingoingtothisschool—it'snearourhouse,forone.上这所学校对我们来说有很多好处--离家近就是一点。
Advantage
n)Thetemperatureisplusfourdegrees.温度是零上四度。
abovezero;positive
o)We'reliabletomakemistakeswhenwe'retired.疲劳时我们都容易出错。
likelytodosth.
p)Heisliableforallthedamagedonebyhisworkmen.他应对他的工人所造成的全部损害负责。
responsiblebylaw
q)You'llhavetopayextramoneyifyouexceedyourluggageallowance.如果你行李超重的话,就必须额外交费。
限额,定量
r)Mostpeoplewhotraveledinthecourseoftheirworkweregiventravelingallowance.多数人出差时都能拿到出差津贴。
津贴,补助,零用钱
s)Somefoodsarequickertodigestthanothers.有些食物消化得比其他食物要快。
t)Thereportcontainstoomuchtodigestatonereading.报告内容太多,读一次无法全部领会。
u)ThedoctorsaidI'dcutavesselinmyleg.医生说我割断了腿上的一根血管。
v)Laboratoryequipmentusuallyincludesavarietyofglassvessels.实验室设备通常包括各式各样的玻璃器皿。
w)Attheheightofhisshippingcareer,heownedabout60vessels.在他航运事业的高峰期,他拥有60艘船。
x)Thesickmancannotendurethefatigueofthelongjourney.这病人经受不住长途旅行的劳累。
y)Amoleculeofwaterismadeupoftwoatoms(原子)ofhydrogen(氢)andoneatomofoxygen.水分子由两个氢原子和一个氧原子构成。
zz)Proteinisessentialtolife.蛋白质对生命是必不可少的。
aa)Hisjokeshavebeendescribedasacompoundoffearsandworries.据描述,他的笑话中混合着恐惧和担心的情绪。
bb)Wehadtobuildmoreroomstogiveusmorestoragespace.我们得建更多的屋子来增加储藏空间。
cc)Thesuggestionswereonlyacceptedinamodifiedform.那些建议只有修改后才能接受。
dd)Whichpartdoesthewordmodify?
这个词修饰哪一部分?
(ingrammar)(ofaword,esp.anadjectiveoradverb)describeorlimitthemeaningof(anotherword)
ee)Thesuddenfireundidmonthsofhardwork.这场突如其来的大火把几个月的艰苦工作都毁了。
ff)I'deatentoomuchthatIhadtoundomybeltbyacoupleofholes.我吃得太多了,我必须松一下皮带。
gg)Thisregionisoneinwhichalotofcerealisgrown.这个地区种植了许多谷类作物。
hh)Wederiveknowledgefrompractice.我们从实践中获取知识。
ii)ThousandsofEnglishwordsderivefromLatin.英语中有成千上万个词源于拉丁语。
jj)Don'tallowpleasuretointerferewithduty.不要让玩乐妨碍职责。
kk)Interferinginotherpeople'srelationshipsisalwaysamistake.干预他人的关系总是错误的。
Tointerfereinsomethingistotakepartinitwithoutbeingwanted.Buttointerferewithsomethingistopreventitfromhappening.
interfereinsth.是指别人未请而自己主动参与;interferewithsth.是指阻碍事情发生。
ll)I'dneverinterferebetweenahusbandandwife.我从不干涉夫妻之间的事。
mm)Yourfaultsofpronunciationcanberemedied.你发音的毛病是可以纠正的。
nn)Thebestremedyforgriefishardwork.克服悲痛的最好方法就是努力工作。
5.MatchthesynonymsandantonymsincolumnBwiththoseincolumnA.
•average(平均的)moderate(适中的)
•journal(定期刊物,杂志,航海日志))magazine(杂志,期刊)newspaper
•limit(限制,限定)restrict(限制,约束)
•typical(典型的)striking(显著的,惊人的)attracting(引起注意的,有吸引力的)
•calculate(计算)estimate(估计)
•enoughsufficientabundantplentiful
•indicate(指出,显示)show(显示)
•advisable(可取的,明智的)sensible(明智的,有判断力的)
•shortcoming(缺点,短处)weakness(缺点,弱点)fault(缺点,毛病)
2.Homework:
a.learnthenewwordsandexpressionsofthetextbyheart.
b.gooverthetextandwritedownthedifficultpoints.
Stage2:
Reading-CentredActivities(2hours)
1.GlobalReadingTask:
⏹Talkaboutthemainideaofthetextingroupsandanswerthefollowingquestions(seeexercise2).
⏹Theessaycanbestructurallydividedintothreeparts.
Part1:
Thispartconsistsof3paragraphs,fromParagraph1toParagraph3.Thecentraltopicisthatexercise,evenmoderateexercise,mayleadtoreducedironinthebloodofwomen.Thenthreegroupsofpeoplearementionedassufferingfromirondeficiency:
enduranceathletes,womenstartersofaprogramofmoderateexerciseshowingevidenceofironlossandnewexerciserswiththenormaldietshowingadecreaseinironlevels.
Part2:
Thispartismadeupof3paragraphs,fromParagraph4toParagraph6.Paragraph4tellsusthatirondeficiencyisverycommonamongwomenandthegeneralcausesforit.Paragraph5dealswithonespecificcause:
theaveragewomantakesinonlytwothirdsoftherecommendeddailyallowanceforironandanyadditionalironlossfromexercisemaybeenoughtotipherovertheedgeintoamoreseriousdeficiency.Paragraph6dealswithanotherspecificcause:
exercisecanresultinironlossthroughavarietyofmechanisms.
Part3:
Thispartismadeupof6paragraphs,fromParagraph7toParagraph12.
Paragraphs7and8tellustherearethreestagesofirondeficiencyandthatifyou’restage3,itmeansyourironreservesgotozeroandyou’reintrouble.Paragraph9recommendsonewaytochecktheamountofironstorageintheblood.Paragraphs10to12suggestspecificwaystocorrectirondeficiencyinblood.Paragraph10isaboutaddingmoreiron-richfoodstothediet,Paragraph11aboutselectingfoodwith“iron-added”labels,cookingfoodinironpansandavoidingcoffeeorteawithmealsandParagraph12aboutpayingattentiontowarningsignsofirondeficiencybeforeironreservesaregone.
Centraltopic:
Exercise,evenmoderateexercise,mayleadtoreducedironinthebloodofwomen.
_________________________________________________________
Sportsmedicineexpertshaveobservedthatenduranceathletes,particularlyfemales,frequentlyhaveirondeficiencies.
Para.1
Anewstudyshowsthatinactivewomenwhostartedaprogramofmoderateexerciseshowedevidenceofironloss.
Para.2
Thenewexerciserswhofollowedtheirnormaldietshowedadecreaseinironlevels.
Para.3
Paras.1-3
Irondeficiencyisverycommonamongwomen:
Oneinfourfemaleteenagers;oneinfivewomenaged18to45;theratioisevengreateramongactivewomen:
about80percentoffemaleenduranceathletes
Fourcauses:
Toomanywomenignoretheamountofirontheytakein;women’smonthlybleedingisamajorsourceofironloss;manywomenincreasetheirriskofironlossbyrejectingredmeat;womenareliabletoexperienceadeficiencyasaresultofrestrictingtheirdietinweightcontrol.
Para 4
_____________________________________
Onespecificcause:
Theaveragewomantakesinonlytwothirdsoftherecommendeddailyallowanceforironandanyadditionalironlossfromexercisemaybeenoughtotipherovertheedgeintoamoreseriousdeficiency.
Para.5
Anotherspecificcause:
Exercisecanresultinironlossthroughavarietyofmechanisms.
Para.6
Paras.4-6
Irondeficiencyinblood:
Threestagesofirondeficiency:
thefirststagenosymptoms;thesecondstagewi