届高三英语教案学案一体化Unit2.docx

届高三英语教案学案一体化Unit2.docx

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届高三英语教案学案一体化Unit2

2007届高三英语教案学案一体化Unit2

Unit2Crossinglimits

Step1Warmingup

1.LookatthepicturesonP.10.Doyouknowwhatmadethesepeoplefamous?

ZhengHeisfamousforhavingmadeseveralvoyagestotheWest,reachingasfarasAfrica.

JamesCookisfamousforhavingmadethreegreatvoyagesaroundtheworld,andmappingcoastsandsearoutes.

ChristopherColumbuswhodiscoveredAmericain1492.

AbelTasmanwasaDutchmanwhodiscoveredNewZealand.

2.Pleasetellmehowmanycontinentsthereareintheworldandwhataretheirnames.

Sevencontinents:

NorthAmerica,SouthAmerica,Africa,Europe,Asia,OceaniaandAntartica.

3.Whatwerethedangersandchallengesexplorersinthepastfacedwhilediscoveringandexploringthe

world’scontinents?

Dangerstowhichexplorerswereexposedwere:

Gettinglosteitherinthejungleoratsea;

Beingattackedbynativepeople;

Beingattackedbywildanimals;

Dyinginastorm.

Challengeswhichexplorersfaced:

Mapswereperhapsnotveryaccurate;

Communicationwaslostorimportantinformationcouldnotbegotontime;

Forinlandexplorationtransportwasslow.

4.Whatwordsandexpressionswillyouneedtotalkaboutdiscoveryandscienceexploration?

Category

Examplesofwordsandphrases

Transport

navigation,compass,sail,ship,captain,helicopter,camels,elephant,horses,jeep,

porters,expedition

Communication

journals,maps,magazines,Internet,telephones,e-mail,smokesihnals,letters

Science

andgeography

vegetation,wildlife,（mineral）resources,ore,population,etc

polar,IndianOcean,Pacific,Atlantic,Caribbean,etc

Position

central,westernmost,southernmost,remote,altitude,latitude

Products

oil,rubber,spices,silk,fruit,tea,mushrooms,coffee,chocolate（cocoa）,cotton,turkey.maize,etc

Step2Speaking

Todealwithsomewords,phrasesorsentencesusedinthetalk（先用汉语解释一下即可，后面具体研究）

1.takepossessionof占领，占有inpossessionof某人占有，拥有

inthepossessionof某物/某人为某人所占有

2.inthenameofsb/sth以…的名义，代表

3．massesof大量的amassofsand/snow一堆/团/块

4.berich/poorin富含/缺乏

5．doresearchon进行调查研究

6.astatekeyproject一项国家重点项目

7.digup挖掘

8.riskone’slife/healthtodosth冒丧失生命，健康之险做某事

10.beequippedwith用…装备，配备

Step3Pre-readingandpost-reading

1.ScanthetextandtellmetheanswertothesecondquestiononP.12

Thetraderoutesoverlandbecametoodangerousbecauseofwarandrobbers.Tradebyseaalsoallowedmerchantstotakemoregoods.

2.Readthewholepassagecarefullyandthendothefollowingmultiplechoicequestions

1.Whowere（was）theearliestexplorer（s）oftheWesternOcean？

A.MarcoPolo.B.ChristopherColumbus.C.Europeanexplorers.D.Bravemerchants.

2.ThroughtheSilkRoad,Chinagotfromothercountries.

A.spicesandglassB.silkC.weaponsD.milk

3.AnAfricankinggaverhinoceroshornstoChinainorderto.

A.makemoneyB.stopthewarC.showhisfriendshipD.awardtheAmbassador

4.Whichofthefollowingbecametheworld’stradingcenteroverafewcenturiesafterHanDynasty?

A.Ceylon.B.India.C.Swanhilikingdoms.D.Egypt.

5.InDuHuan’sbook“RecordofMyTravels”youcanlearnabout.

A.MarcoPoloB.manyforeigncountriesC.ChristopherColumbusD.waystomakesilk

6.Whodoes“TheChineseColumbus”referto?

A.TheMingemperor.B.DuHuan.C.TheChineseambassador.D.ZhengHe.

7.Thetextismainlyabout.

A.howtheSilkRoadwasformed

B.howChinadevelopedtradingrelationswithArabiccountries

C.ZhengHe’sexpeditionsacrosstheIndianOcean

D.thehistoryofChina’sopeningtotheoutsideworld

8.ThesmallbronzestatueofalionfoundinShangamostprobablycamefrom.

A.ChinaB.RomeC.GreeceD.London

9.“Intheeast,Chinaprosperedunderanewdynasty.”Theunderlinedpartrefersto.

A.theHanDynastyB.theSongDynastyC.theQinDynastyD.theMingDynasty

10.Whichofthefollowingcanbeinferredfromthetext?

A.Columbus’explorationwasstoppedforeconomicreasons.

B.NoaccuratemapsofthecountriesaroundtheIndianOceanexistedbeforeZhengHe.

C.IntheMingDynastyChinahadthemostpowerfulnavyintheworld.

D.ThegiraffewasananimalthatcouldnotbefoundinChinaintheMingDynasty.

3.Readthepassageandpointoutthetopicsentenceforeachparagraph.

Para.1thesissentence论题ManygreatexplorersmadeexpeditionsacrosstheIndianOceanlongbeforeColumbus,amongwhomZhengHewasthemostoutstanding.

Para.2ChinahadcontactswithcountriesalongtheIndianOceanfromtheearlytimes,andduringancienttimeexplorershadbeguntocontactwitheachother.

Para3.BetweentheHanandtheearlyTangDynasty,SwahilikingdomandtheislandsofftheAfricancoastdevelopedintotheworldtradecenterandattractedmerchantsfromtheworld.

Para.4DuringtheTangDynasty,DuHuan,whotraveledtomanylands,wrotethebookRecordofMyTravels.

Para.5.Inthe11thcenturytheAfricansmadeseveralvoyagestothecourtoftheSongDynasty.

Para6.Bythebeginningofthe15thcenturythetimewasripeforagrandmeeting.

Para7.Intheyearsbetween1406and1433,underthecommandofZhengHe,sevenlargetreasurefleetssailedwestwardsonvoyagesoftradeandexploration.

Para8.ZhengHerenewedrelationswiththekingdomoftheEastAfricancoast.

Para9.Thefleetmadeseveralexpeditionsbeforetheexplorationwasstopped.

4.Post-reading

AfterreadingthetextagainandthenfinishExercises3,4and6

Period

Name

Wayoftravel

Goods

Ancienttimes

/

SilkRoad

Spices,glass

HanDynasty

GanYing

Overland

Rhinoceroshorn

TangDynasty

DuHuan

Overland/bysea

/

MingDynasty

ZhengHe

Byboat

Zebras,giraffes,ivory,

Rhinoceroshorns,shells

TheAfricanswerereachingouttoChina

TheAfricanscametoChina.

Thetimewasripe.

Itwastherightmoment.

ThemouthoftheRedSea.

TheentrancetotheRedSea.

Forashorttime,Chinahadruledtheseas.

Forashorttime,Chinahadbeenthemost

powerfulcountryatsea.

Step4Languagestudy

Speaking中的内容：

▲takepossessionof占领，占有/getpossessionof拿到，得到

Thecapitalistisinpossessionofalargefortune.那个资本家拥有大宗财产。

Alargefortuneisinthepossessionofthecapitalist.大宗财产掌握在那个资本家手中。

▲inthenameof以……的名义，代表

Iarrestyouinthenameofthelaw.我以法律的名义逮捕你。

TheprimeministerspokeinthenameoftheKing.部长代表国王讲话。

Iopenedanaccountinthebankinyourname.我以你的名义在银行开了一个账号。

HeescapedunderthenameofTom.他化名为Tom逃跑了

name构成的短语：

byname用（靠、按）名字，名叫；bythenameof名叫……；nameafter以……命名

▲massesof/amassof+countablenoun（plform）/+uncountablenoun

inthemass总体上，总的说来/themassof大多数的/masseducation群众教育/amassmeeting群众会议

Theyoungdancersworkedsohardsocharmingintheirbeautifulclothesthatwetookmassesofpicturesofthem.（许多）

▲berichin/bepoorin

OrangesarerichinVitaminC含有丰富的维生素

aTVplayrichinhumour富有幽默的电视剧

▲alternative

Haveyougotanalternativesuggestion=anothersuggestion?

你有没有其它建议？

Caughtintheact,hehadnoalternative/choicebuttoconfess/didnothingbutconfess.

他被当场抓获，除了招供别无选择。

▲available

Thiswastheonlyavailableroom.这是唯一可以利用的房间。

Youwillbeinformedwhenthebookbecomesavailable.这本书有货时就通知你。

Ticketsareavailableattheboxoffice.票房有票。

▲equip…with

You’dbetterequipyourbikewithaheadlight.你最好在自行车装个前灯。

Theyhaveequippedthearmywithmodernweapons.他们已经为部队装备了现代化的武器。

Thearmyhasbeenequippedwithmodernweapons.（被动语态）

课文中的内容

▲Tradeandcuriosityhaveoftenformed①thefoundationformankind’sgreatestendeavor②Topeopleofearlycivilizations,theworldmapwasagreatpuzzle③.MarcoPolo'sstoriesinspired④ChristopherColumbusandotherEuropeanexplorerstosearch⑤forsearoutes⑥tothedistant,wealthAsianLand.However,longbefore⑦thatbravemerchantsweretherealexplorersoftheWesternOcean.贸易和好奇常常构成人类巨大努力的基础。

对于早期文明的人们来说，世界地图是一个极大的困惑。

马可波罗的故事激励了克里斯托弗·哥伦布和其他的欧洲探险家去探索能到达遥远、富饶的亚洲大陆的海上航线。

然而，远在这之前，勇敢的商人是真正的西部海洋的探险者。

1formthefoundationformankind’sgreatestendeavor形成人们努力（探索世界）的基础

2endeavor：

totryveryhard

Theyendeavoredtochangesociety.

Heendeavoredtoclimbthemountain.

Youmustendeavortodoitbetter.你必须尽力把它做好。

Pleasemakeeveryendeavortogetupearly.请尽量早起。

3puzzlevt.

归纳拓展

sb+bepuzzled感到疑惑

sth+bepuzzling令人疑惑

sth+puzzle+sb使…疑惑

▲使迷惑;使为难,使窘困

Whatpuzzlesmeiswhytheydidn'tshowup.令我百思不解的是他们为什么没有出现。

Helookedalittlepuzzled.他看上去有点困惑。

Hisrecentbehaviorpuzzlesme.他最近的行为使我迷惑不解。

▲苦思而得出[（+out）]

Icouldnotpuzzleoutherintentions.我猜不出她的意图。

Wefinallypuzzledoutthemeaningofthepoem.我们苦苦思索终于理解这首诗的意思。

▲vi.感到迷惑[（+at）]

Ihavebeenpuzzlingaboutthisquestionforweeksnow.我对这个问题已冥思苦想了好几个星期。

苦思,冥思苦想[（+about/over/asto）]

▲n.（游戏的）猜谜,智力竞赛[C]

难题,谜,难以理解之事[S1]

Herdecisionwasapuzzletohim.她的决定对他来说是个谜。

▲困惑,迷惑[S]

I'minapuzzleastohowtocopewiththenewsituation.我不知道该如何应付这新局面。

Thisisoneofthemost_____case.（puzzling）

Hehadap_____lookonhisface.（puzzled）

Scientistsare_____astowhythewhalehadswumtotheshore.（puzzled）

What____meiswhyheleftwithoutsayinggoodbye.（puzzles）

4inspiresbtodo鼓舞某人做某事/encouragesbtodosth

5search

归纳拓展

searchspl/sbforsth在…寻找…

searchforsth/makeasearchfor寻找某物

insearchof寻找;寻求

in（one’s/the）searchfor…寻找…

searchsb搜查某人的身体

他们正在村里搜查那个强盗。

Theyaresearchingfortherobberinthevillage.

Theyaresearchingthevillagefortherobber.

Cf:

Thepolicemanissearchingtherobbertoseeifhehadagun..

警察正在搜那个强盗的身看他有没有带枪。

Isearchedshopaftershopformysister’sbirthdaypresent.

为了给妹妹买生日礼物我跑了一家又一家商店。

Iwillmakeasearchforyourbook.

Ilookedeverywhereinsearchofmyglasses.

6routes--awayfromoneplacetoanother

What'sthebestroutetoCambridge?

abusroute

Ifyoudon'tenjoydrivingonthemainhighways,trysomeoftheruralroutes.

7longbefore,beforelong（=soon）

归纳拓展

longbefore和