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.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
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