教育学习文章Unit 1 Great Scientists教案.docx
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教育学习文章Unit1GreatScientists教案
Unit1GreatScientists教案
Unit1
GreatScientists
Period1
warmingup&Pre-reading
Teachingaim:
Tolearnsomethingaboutsomefamousscientists
Teachingprocedures:
Step1Lead-in
.canyounamesomefamousscientists?
2.Inyouropinion,whatqualitiesshouldascientisthave?
3.whatkindofscientistsdoyouknow?
Step2warmingup
.Page1,SB.AskSstofinishthequizandfindoutwhoknowsmost.
2.Showsomepicturesofthesegreatscientistsandhaveabriefintroductiontothem.
Step3Pre-reading
.whatdoyouknowaboutinfectiousdiseases?
whatkindofinfectiousdiseasesdoyouknow?
2.whatdoyouknowaboutcholera?
3.Doyouknowhowtoproveanewideainscientificresearch?
Discussinsmallgroupsthestagesinexamininganewscientificidea.whatorderwouldyouputthemin?
Step4Languagepoints
.discover
vt.tobethefirsttofind,learnof,orobserve发现，发觉
discover通常指被探索或被揭示物早就客观存在着；invent指的是发明原先不存在的东西。
如：
columbusdiscoveredAmericain1492.
AlexanderGrahamBillinventedthetelephonein1876.
2.as
conj.
usedincomparisons
用于比较：
像……一样
He’sasoldasIam.
inthesamemannerorwaythat照……的方式
DoasIsay.
while;when
Hesawherasshewasgettingoffthebus.
because
Asshehasnocar,shecan’tgetthereeasily.
though
TiredasIwas,Itriedtohelpthem.
asitis:
inreality;infact事实上
Ihopethingswouldgetbetter,butasitistheyaregettingworse.
asitwere:
sotospeak;inacertainway可以说;跟……一样
Heismybestfriend,mybrother,asitwere.
3.characteristic
n.aspecialandeasilyrecognizedqualityofsomeoneorsomething特色,特性
Acharacteristicofthisanimalisitsabilitytoliveforalongtimewithoutwater.
adj.typical;representingaperson’sorthing’susualcharacter独特的
Iheardmyfriend’scharacteristicvoice.
4.thewayofdoingsth.意为“做……的方法”，还可以表达为thewaytodo。
如：
Sheshowedusthewayofcleaningit.=Sheshowedusthewaytocleanit.
Idon’tlikethewayyouspeaktoyourfather.
5.putsth.forward:
toofferforconsideration
提出
Heputforwardanewplan.
拨快
Puttheclocksforward.将时钟拨快
推荐某人或自己任职位;提名
mayIputyournameforwardasapossiblechairmanofthecommittee?
我能否提名你当委员会主席吗?
6.infectious
adj.
capableofcausinginfection传染的,能够导致传染病的
choleraisaninfectiousdisease.
causedbyorcapableofbeingtransmittedbyinfection传染性的,由传染引发的
coldsareinfectious,andsoaresomeeyediseases.
easilyorreadilycommunicated有感染力的，容易或快速传播的
aninfectiouslaugh有感染力的微笑
infect
vt.传染,感染
infectant
n.污染物,传染物
adj.传染的,污染的
infected
adj.被感染的
infection
n.传染,传染病,影响,感染
7.
ifnecessary是一种省略句式。
在while，when，until，unless，if，once等引导的状语从句中，如从句的主语和主句的主语相同，且从句的谓语部分含动词be时，可以省略从句的主语和动词be。
whenaboy,Ilookedatsuchthingsquitedifferently.
Don’tspeakuntilspokento.
Step5Assignments
.Revisethewordsin“warmingup”.
2.Learnthewordsfrom“attend”to“strict”.
3.Prepare“Reading”.
Period2&3Readingandcomprehending
TeachingAims:
①GetSstoimprovetheirreadingabilities.
②LetSsknowthetopic“Greatscientists”
③knowsomeimportantphrasesoccurringinthisreading
TeachingProcedures:
Step1Leadin
checkSs’knowledgeaboutsomescientistsandtheirdiscoveries.
①whodiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?
Archimedes
②whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?
charlesDarwin
③whoinventedthefirststeamengine?
ThomasNewcomen
④whousedpeastoshowhowphysicalcharacteristicsarepassedformparentstotheirchildren?
Gregormendel
⑤whodiscoveredradium?
mariescurie
⑥whoinventedthewayofgivingelectricitytoeverybodyinlargecities?
ThomasEdison
⑦whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?
LeonardodaVinci
⑧whoinventedalamptokeepminersafeunderground?
SirHumphreyDavy
⑨whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?
ZhangHeng
⑩whoputforwardatheoryaboutblackholes?
StephenHawking
Afterallthequestions,thenleadinthepassagewithapicture.Askssiftheyknowthemapandwhatitisusedfor.Givethemtheanswerlater“Itisamaptofindoutthecauseofcholera.”
Step2SkimandScan
morequestionsaregiventogetthegeneralideasofthispassageandsomeobviousfacts.
whodefeats“kingcholera“?
johnSnow
whathappenedin1854?
choleraoutbreakhitLondon.
Howmanypeoplediedin10days?
500
whyistherenodeathatNo.20and21BroadStreetaswellasatNo.8and9cambridgeStreet?
ThesefamilieshadnotdrunkthewaterfromtheBroadStreetpump.
Step3Readingfordetails
whycouldn’tthecholerabeundercontrolatfirst?
Neitheritscause,notitscurewasunderstood.
2whichtheorydidjohnSnowbelievein?
Peopleabsorbedcholeraintotheirbodieswiththeirmeals.
3johnSnowfinallyprovedthetheoryhebelievedby________.
gatheringinformationwiththehelpofamap
lookingintothesourceofthewaterforBroadStreetandcambridgeStreet
Separatingthosewhosufferedcholerafromthosewhodidn’t
BothAandB
4Topreventthecholerafromspreadingagain,whatdidjohnSnowdo?
Suggestedthatthesourceofallwatersuppliesbeexamine.Suggestedthatnewmethodsofdealingwithpollutedwaterbefound.Instructedthewatercompaniesnottoexposepeopletothepollutedwateranymore.
Step4mindmapofthepassage
Paragraph1:
IntroductionofjohnSnowandcholera
Paragraph2:
Twotheory
Paragraph3-5:
Studyofthebreakoutin1854
Paragraph3:
Thinkofamethod:
Testtwotheory
collecttheresult:
markthedeath
Analyzetheresult:
Reasonfordeathandnodeath
Paragraph4:
Analyzetheresult:
Findtheresourceofthewater
Paragraph5:
Repeatifnecessary:
Findmoreevidence.
Drawaconclusion:
cholerawasspreadbygerm
Pollutedwatercarriedcholera
Paragraph6:
Preventionofcholera
Step5.carefulreading
.AsktheSstoreadthetextcarefullyandthenfinishthechartinEx.1onpage3.
ScientificReportbyjohnSnow
Theproblem
Nobodyknewthecauseoftheseriousdisease
ofcholera.
Thecause
Idea1:
strangecloudintheairthatattackedvictims.
Idea2:
peopleabsorbedthediseasewiththeirmeals.
Themethod
collectdatafromthenextcholeraattacktotesttheories.Trytoprovewhichmethodwascorrect.
Theresults
Hefoundthecauseofcholerawasthepollutedwater.
Idea1or2?
why?
Idea2.Becausethedatashowedaconnectionwiththewater.
Theconclusion
johnSnowwasabletodefeatcholeraonceitscausewasknown.
Step6Retellthepassage
Providesswithasummarywithsomeblanks.Letthemretellthepassageaswellaspayattentiontosomeimportantwords.
Readthepassageagainandfillintheblanks:
johnSnowwasawell-known____inLondoninthe___century.Hewantedtofindthe______ofcholerainorderto______it.In1854whenacholera____out,hebegantogatherinformation.He_____onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe______died.Sohedecidedthatthepollutedwatercarriedcholera.Hesuggestedthatthe_____ofallwatersupplybe_______andnewmethodsof________withpollutedwaterbefound.Finally,“kingcholera”wasdefeated.
Step7Languagepoints
.attend
v.
tobepresentat;goto出席，参加
Hedecidedtoattendthemeetinghimself.
togiveone’sattention;listen注意，倾听
Areyouattendingtowhatisbeingsaid?
tolookafter;serve照顾，护理
Ihaveagooddoctorattendingme.
togowith伴随，陪伴
Dangerattendedeverythinghedid.他做的每一件事都带有危险。
attendance
n.照顾：
出席人数
Thereisadoctorinattendance.有一位医生照顾。
Therewasalargeattendanceattheconcert.音乐会听众很多。
2ease
v.
tofreefrompain,worry减轻；缓和
Thedoctorgavehimsomepainkillerstoeasethepain.
Therelationshipbetweenthetwocountrieshaseased.
torelax放松
It’stimeforyourfathertoeaseuponhisworkabit.He’sgettingold.
n.theconditionofbeingcomfortable舒适;
freedomfromdifficulty,orhardship不费力
alifeofease舒适的生活
withease毫不费力地，轻而易举地
tojumpoverwithease很容易跳过去
Hepassedtheexaminationwithease.
3.expose
v.
tomakevisible暴露
Newfashionsareexposingmoreandmoreofthebody.
与to连用
Heexposeshisskintothesun.
torevealtheguiltorwrongdoingof揭露
Heexposedtheirplot.他揭露了他们的阴谋。
Thecrimeofthecorruptofficialsmustbeexposedwithoutanyreserve.
对贪官污吏的罪行一定要毫无保留地予以揭发。
4.everytime：
连词，引导时间状语从句，后省略when；类似的还有immediately，themoment，directly,instantly.
EverytimeImeethim,Ialwaysthinkofthethingshappeningbetweenus.
IwillgivethereporttohimimmediatelyIseehim.
IcamedirectlyIgotyourmessage.
5.outbreak
n.
asuddenincrease突然发生
Policequelledtheoutbreakofviolence.
asuddeneruption;anoutburst突然爆发
Therehasbeenanoutbreakofmeaslesontown.
6.control
v.&n.
v.tohavepowerover,rule,direct统治；控制
Thegovernmenttriesitsbesttocontrolprices.政府努力控制物价。
Hecannotcontrolhisanger.他无法抑制自己的愤怒情绪。
n.控制；统治；掌握
①losecontrolof/beoutofcontrol
失去控制
Thediverlostcontrolofhiscaranditknockintoatree.司机失去控制,车撞到树上。
Thecarwasoutofcontrolandranintoawall.
车失去控制,撞到了墙上。
②incontrolof
在…控制下
mrBrownisincontrolofthemoney.
布朗先生管理钱财。
③underthecontrolof
被…控制着
ThemoneyisunderthecontrolofmrBrown.钱由布朗先生掌管。
7.reason/cause
reason用来解释某种现象或结果的理由，后接forsth./doingsth.;
cause指造成某一事实或现象的直接原因，后接ofsth./doingsth.。
如：
Thereasonwhyshewaslateisthatshedidn’tgetupontime.
Thecauseofthefireisunknown.
8.suggest
vt.
toofferforconsiderationoraction;propose（常与that连用）提议；提出；建议。
如：
Isuggestedthatweshouldtravelbytrain.
tomakeevidentindirectly;intimateorimply暗示；显出。
如：
Itsuggestedthatyoudidnotcatchthe8o’clocktrain,butyoucaughtthe8:
25train.
suggest后跟从句时，如果表示建议的语气，其后要用虚拟语气。
若表示暗示或表明时，不用虚拟语气。
9.absorb
vt.&vi.
totakeorsuckin吸收
absorb…into…
Aspongeabsorbswater.海绵吸水。
Thebigcompanyhasgraduallyabsorbedthesesmallcompaniesintoitsownorganization.
这家大公司渐渐把这些小公司吞并了。
totakein专心于
Thelittlegirlwasabsorbedinreadingatale.这个小姑娘正在全神贯注地阅读一篇故事。
0.severe
adj.
soserious;sobad
（人；纪律）严厉的；严格的
Ithinkyouaretoosevereontheboy.
我认为你对那个孩子太严厉。
Hisseverelooksfrightenedme.
他的严厉表情使我恐慌。
veryharmfulorpainful;seriousoruncomfortable
（疼痛）剧烈的
SARS—severeacuterespiratorysyndrome（严重的、急性的呼吸道综合病）
Hehasaseverepaininhisleg.他的腿痛得厉害。
beseverewith—bestrictwith
对…要求严格
Heisseverewithhimself.
他严格要求自己。
1.especially
adv.
toanextentordegreedeservingofspecialemphasis特别；格外。
如：
IloveItaly,especiallyinsummer.
ThereisonepartofthecountrywithanespeciallylargeIndianpopulatio
升级会员 