Unit ThreeUnderstanding Science.docx
- 文档编号:12846196
- 上传时间:2023-04-22
- 格式:DOCX
- 页数:20
- 大小:243.22KB
Unit ThreeUnderstanding Science.docx
《Unit ThreeUnderstanding Science.docx》由会员分享,可在线阅读,更多相关《Unit ThreeUnderstanding Science.docx(20页珍藏版)》请在冰豆网上搜索。
UnitThreeUnderstandingScience
UnitThreeUnderstandingScience
%Objectives
1.GetageneralideaaboutStephenHawking
2.Understandthemainidea---toensurethesurvivalofhumancivilization,measuresmustbetakentohelpthepublicunderstandscience
3.Appreciatethestyledifferencesbetweennarrativewritingandexpositorywriting
4.Graspthemainlanguagepoints
%Pre-readingtasks
✓Warm-upexercises
1.Brainstormsomeofthescientificandtechnologicalinventions.
2.Discuss:
Inwhatwaydoscientificdiscoverieschangeourlivesforthebetterorfortheworse?
3.MakeabriefintroductiontoStephenHawking
Peoplemustunderstandthatscienceisinherentlyneitherapotentialforgoodnorforevil.Itisapotentialtobeharnessedbymantodohisbidding.
-----GlennT.Seaborq
✓NewwordsandExpressions
1.attitudeto/towardsth.
e.g.Theboyhasabadattitudetowardshisschoolwork.
形近词辨析:
attituden.看法,态度
altituden.(尤指海拔)高度
aptituden.天资:
天生的能力(六级词汇)
2.likely:
1)adj.probable,possible
Itislikelytodo…“It”为形式主语,真正的主语是“todo”的不定式结构
e.g.Itislikelytoraintomorrow.
Itislikelythat…“It”为形式主语,真正的主语是“that”引导的从句
e.g.Itislikelythatmyroommatewillwinthefirst-classscholarship.
sth.belikelytodo…
e.g.Anearthquakeislikelytostriketheareainayearortwo.
2)adv.
e.g.Itisreportedthatanothersandstormwillverylikelycomeinthenext24hours.
同义词用法辨析:
likely的句型结构有:
Itislikelytodo…
Itislikelythat…
sb./sth.belikelytodo…
possible和probable的句型有:
Itisprobable/possibletodo…
Itisprobable/possiblethat…
不可以说:
sb./sth.beprobable/possibletodo…
3.minority:
thesmallerinnumberoftwogroupsformingawhole
e.g.ethnicminority少数民族
n.minoritymajority
adj.minormajor
4.highly:
very
e.g.AhighlysuccessfulCEO
Ahighlybeautifulgirl.
用法辨析:
highadj./adv.用作副词时表示具体空间高度和位置的高
e.g.Heclimbedhighupthemountain.
highlyadv.表示抽象的程度上的高,或者用于比喻义
e.g.Heishighlyimaginative.
Peoplespeakhighlyofthenewpresident.
5.put/turntheclockback:
returntoasituationthatusedtoexist
e.g.Theemploymentbillinwhichwomenarenotallowedtotakejobswillputtheclockbackfiftyyears.
Forgetallaboutitandlooktothefuture;youcan’tturntheclockback.
6.cutoff:
stopproviding
[cutoffelectricity/gas/water/telephoneetc.]
e.g.WaterandelectricitysuppliesinthecityhavebeencutoffbecauseoftheAmericanattacks.
Theirphonehasbeencutoffbecausetheyhaven’tpaidthebill.
7.bringabout:
makehappen
e.g.Indigestionmaybringaboutthisdisease.
Sciencehasbroughtaboutmanychangesinourlives.
Theeducatorsarehopingtobringaboutmajorchangesintheeducationalsystem.
8.moreover:
adv.
e.g.Thecompositionisnotwellwritten,andmoreover,therearemanyspellingmistakesinit.
Thepriceistoohigh,andmoreover,thehouseisn'tinasuitableposition.
写作中经常使用的此类表示递进的关联词:
besides,moreover,furthermore,inaddition,also
9.inquireabout/whether:
e.g.“issomethingwrong?
”heinquired.
Irangup(callup)toinquireabouttraintimes.
Heaskedforhiskeyandinquiredwhethertherehadbeenanymessagesforhim.
10.initiative:
1)theabilitytomakedecisionsandtakeactionwithoutwaitingforsb.totellyouwhattodo
showinitiative
e.g.Iwishmysonwouldshowabitmoreinitiative.
2)bethefirstpersontotakeactiontoimproveasituationorrelationship.Esp.whenotherpeoplearewaitingforsomebodyelsetodosomething.
taketheinitiative
e.g.Whydon’tyoutaketheinitiativeandarrangeameeting?
Don’tstandaroundwaitingforsomeoneelsetotaketheinitiative.
11.rate:
e.g.Thetrainwasgoingattherateof95kilometers.
employmentrate就业率
birthrate出生率
divorcerate离婚率
taxrate税率
interestrate利率
attherateof…以…速度
e.g.Inordernottobreakthespeedlimit,ourcarisgoingattherateof60mph.
atanyrate无论如何
e.g.Atanyrate,yousurvivedthecaraccident.
Well,atanyrate,letmethankyouforallyoudidforme.
12.ensure:
makesure
ensuresth.
e.g.Wecannotensurethepunctualarrivaloftrainsinfoggyweather.
ensurethat
e.g.Heensuredthatallthesecretdatawouldbemadepublic.
ensuresb.sth.
e.g.IamsorryIcan’tensureyouagoodpost.
insure保险insuresth.againststh.;havesth.insured
e.g.HeinsuredhimselfagainstaccidentfortenmillionYuan.
ensure采取必要措施保证某事发生(强调客观性)
assure向某人保证,使其放心assuresb.ofsth.;assuresb.that
e.g.Heassuredmeofthesafetyoflivingintheneighborhood.
13.inform:
tell
informsb.ofsth.
e.g.TheyinformedusoftheirarrivalatPudongAirport.
Theyinformedusofthenews.
inform+thatclause
e.g.Haveyouinformedthepolicethatthere’sbeenanaccident?
informedsources
e.g.Accordingtoinformedsources,hehasbeenenrolledbyHarvardUniversity.
14.steady
1)constant
e.g.Therehadbeenasteadyimprovementinhercondition.
2)firm
e.g.Keepthecamerasteadywhileyoutakeapicture.
[steadyjob/income]
15.basis:
pl.bases
e.g.Thevideowillprovideabasisforclassdiscussion.
onthebasisof…在…的基础上
e.g.Employersarenotallowedtodiscriminateonthebasisofsex.
onadaily/weeklybasis每天/周
e.g.Allroomarecleanedonadailybasis.
onavoluntary/trial/parttimebasis自愿地,试验地,兼职地
e.g.Themachinehasbeeninstalledonatrialbasis.
用法辨析:
basis无形的或抽象的事物的基础
e.g.Theresearchwillformthebasisofabook.
basen.有形物体的基础
e.g.Themachinerestsonawidebaseofsteel.
v.建立
16.tend
1)tendtodo:
打算…
e.g.Shetendstolosehertemperifyoudisagreewithher.
Pricetendstoriseatthewartime.
Excessiveeatingtendstomakeyoufat.
2)lookafter
形近词辨析:
tendv.倾向于(todo);照顾
intendv.打算(todo)
trendn.趋势
17.intermsof:
asregard
e.g.Intermsofsalary,thejobisterrible.
Thefiguresareexpressedintermsofapercentage.
Intermsofcustomersatisfaction,thepolicycan’tbecriticized.
18.intheformof
1)havingtheshapeof
e.g.Thelanewasintheformofabig“S”.
2)existinginparticularform
e.g.Theyreceivedabenefitintheformofataxreduction.
19.entertain
1)givepleasureto
e.g.Children’stelevisionprogramsnotonlyentertainbutalsoteach.
Heentertainedhisfriendswithstoriesfromhischildhood.
2)haveasaguest
e.g.Accordingtotheschoolregulations,womenstudentsarenotallowedtoentertainmenintheirrooms.
Myhusbandisinthekitchen;weareentertainingtheSmithsthisnight.
同根词:
entertainmentn.款待,娱乐,娱乐表演;entertainern.演员,艺人;entertainingadj.愉快的,有趣的
20.hence
1)asaresult;therefore
Heisanextremelyprivateperson;hencehisreluctancetogiveinterviewstoreporters.
Itwasasteepanddifficultrouteandhencenottoopopularwithwalkers.
注:
hence,therefore和thus都是副词,不能连接句子。
如需用连词,要使用so。
2)fromthistime
Idon’tknowwhereIwillbesixmonthshence.
✓Backgroundintroduction
21.StephenHawking(1942-):
aBritishscientistwhohasgreatlyinfluencedpeople’sideasontheoriginsoftheuniverse.Hehasdevotedmuchofhislifetoprobingthespace-timedescribedbygeneralrelativityandthesingularitieswhereitbreaksdown.Andhe’sdonemostofhisworkwhileconfinedtoawheelchair,broughtonbytheprogressiveneurologicaldisease.
Inthelate1960s,hawkingprovedthatifgeneralrelativityistrueandtheuniverseisexpanding,asingularitymusthaveoccurredatthebirthoftheuniverse.In1974hefirstrecognizedatrulyremarkablepropertyofblackholes,objectsfromwhichnothingwassupposedtobeabletoescape.HehaswrittentheinternationalbestsellerABriefHistoryofTime.ThebookspentmorethanfouryearsontheLondonSundayTimesbestsellerlist—thelongestrunforanybookinhistory.
22.Frankenstein:
anovelbyanEnglishwriterMaryShelley.ItisthestoryofaSwissscientist,Dr.Frankenstein,whomakesalivingcreaturefrompiecesofdeadbodies.Thecreatureislikeaman,butstronger,andalthoughitisgentleatfirst,itlaterattacksandkillsseveralpeopleclosetoFrankenstein.Therehavebeenmanyfilmsbasedonthestoryandvariationsofit:
Everybodywasdressedupasaghost,avampireorFrankenstein’smonster.
23.TheSkyatNight:
apopularBritishtelevisionprogramaboutthestarsandplanets,broadcasteverymonthbytheBBCsince1957.Itiswellknownforthewayinwhichitspresenter,PatrickMoore,givesscientificinformationinanentertainingway.
24.AlbertEinstein(1879-1955):
aphysicist,borninGermany,whowaspossiblythegreatestscientistofthe20thcentury.In1905hepublishedhistheoryofrelativity.Thisledtotheequationgivingtherelationshipbetweenmassandenergy,E=mc2,whichisthebasisofatomicenergy.Einsteinsuggestedhowitcouldbeusedformakingweapons,butafterWorldWarTwo,hespokepubliclyagainstnuclearweapons.By1917,hehadbecomefamousallovertheworld.
%While-readingtasks
✓Contentquestions
25.Whatistheattitudeofsomepeopletowardsthechangesbroughtaboutbysciencetechnology?
(Para.1)
26.Whatwaslifelikebeforescienceandtechnologybegantochangeourwayoflife?
(Para.1)
27.What’sthemainideaofthisparagraph?
(Para.2)
28.Isitpossibletopreventscienceandtechnologyfromfurtherdevelopment?
Whyorwhynot?
(Para.2)
29.Whatdoestheauthorthinkweshoulddoaboutscienceandtechnology?
(Para.3)
30.Whyisitnecessaryforthepublictohaveabasicunderstandingofscience?
(Para.3)
31.Howdoesthepublicfeelaboutscience?
(Para.3)
32.Howtoeducatethepublicinscience?
What’sthebasicone?
(Para.
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Unit Three Understanding Science
![提示](https://static.bdocx.com/images/bang_tan.gif)