III.Thearrangementofeachunit：WordDictation(thelearnedoneslastweek)：Reviewofreadingskills:閱讀技巧回顧:每次兩部分；四周完成。Lead-inquestions:話題引入問題：（必要時(shí)，需要進(jìn)行representation，做PPT）Wordprotest:課前詞匯練習(xí)課文A的學(xué)習(xí)：互動(dòng)、探討式每次課上，一組學(xué)生負(fù)責(zé)一個(gè)單元的問題的回答。六個(gè)單元，共六組。包括內(nèi)容學(xué)習(xí)的問題和詞匯練習(xí)。5.課文B,C:自學(xué)為主，閱讀并做題。IV.Extracurricularreading：《一天一篇英文名著》In40works;15worksarecompulsory.Homework:writetworeadingreportswithnolessthan300words.第1頁(yè)/共32頁(yè)第一頁(yè)，共33頁(yè)。Unit1ScienceintheSahara：ManoftheDesertPreviewingquestions：Pa1scanning:StefanKropelin’sfirstresearchtriptotheeasternSaharadidnotstartwell.Why?Pa2scanning:WhatisStefanKropelin?Whathardshipshadheexperienced?Pa3skimming:Hehadachievedalotinhisfieldwork.Whatarethey?Pa.4Skimming:HowdidhestarthisinterestinhissenseofadventuretotheSaharaDissert?Pa5Scan:Whatisthemeaningof“Inhospitable”inthefirstsentenceofpa.5?Howabouthisattitudetohiswork?第2頁(yè)/共32頁(yè)第二頁(yè)，共33頁(yè)。

pa.61.Whatresearchhashedone?2.Whatwasresearchers’ideaabouttheSaharainthepast?Pa.7Willthepa.beabouthisdoubttoothers’research?Pa8Whatistheconclusionofhisresearch？Pa9Skimmingthemainideaofpa.9.第3頁(yè)/共32頁(yè)第三頁(yè)，共33頁(yè)。Pa10WhatabouthisresearchresultsfromLakeYoa?Pa.11scanning:Howhavehistripsplacedhimindifficultsituations?Pa.12skimming:whynatureistheenemy?Pa.13skimming:Whatotherworkshashedone?Pa.14WhatdoesheplantodointheSahara?Whydoeshedosuchthings?第4頁(yè)/共32頁(yè)第四頁(yè)，共33頁(yè)。I.Discussingquestions:I.1.Haveyoueverbeentoadesert?Whatisadesertlike?2.HaveyoureadSanmao’sbook:SaharaDesert?CanyoutellastoryaboutSanmao?3WhatdoyouknowabouttheSaharaDesert?Aboutitslocation;countrieslocatedthere;climate;geography;animals;plants;people’slife,etc.4.Areyouinterestedinexplorationinadesertoradventure?Why?5.Canyoupredictthemaincontentsofthetext?6.Whatqualitiesshouldanexplorerown?II.7Supposeyoulivedinthedesert,howwouldyouplantoarrangeyourlifethere?8.Canyoutellastoryinthedesert?9.Doyouknowsomefamousexplorersintheworld?10Canyoutellsomefamousexplorers’stories?第5頁(yè)/共32頁(yè)第五頁(yè)，共33頁(yè)。Unit1ScienceintheSahara：ManoftheDesertII.Dowordpretestbeforegoingtotext.Checkthemeaningofnewwords:III.Thetext:第6頁(yè)/共32頁(yè)第六頁(yè)，共33頁(yè)。Pa.1scanning:HowaboutStefanKropelin’sfirstresearchtriptotheeasternSahara?Why?Remote:adj.1）fardistantinplaceortime偏遠(yuǎn)的，偏僻的.2）冷漠的;冷淡的;與人疏遠(yuǎn)的;清高的sbdoesnotwanttobefriendlyorcloselyinvolvedwithotherpeople.EgShelookedsobeautiful,andatthesametimesoremote.她相貌如此美麗，同時(shí)又如此清高不群。Plateau：1.N-COUNTalargeareaofhighandfairlyflatland.高原EgAbroadvalleyopenedupleadingtoahigh,flatplateauofcultivatedland.一條寬闊的山谷展現(xiàn)在眼前，通往一處平整的開墾地高原。Sediment

英[?sed?m?nt]n.[地]沉淀物；沉積物，沉渣復(fù)數(shù)：sediments1.N沉渣;沉淀物Sedimentissolidmaterialthatsettlesatthebottomofaliquid,especiallyearthandpiecesofrockthathavebeencarriedalongandthenleftsomewherebywater,ice,orwind.第7頁(yè)/共32頁(yè)第七頁(yè)，共33頁(yè)。Deposition

英[?dep??z??n]n.沉積（物）

Canyon：1.Nalong,narrowvalleywithverysteepsides.(陡峭狹長(zhǎng)的)峽谷，溪谷Eg...theGrandCanyon.(美國(guó)的)大峽谷Embark：英[?m?bɑ:k]vi.上飛機(jī)，上船；著手，從事vt.使…上船或飛機(jī)；使從事，使著手；投資于詞條標(biāo)簽：考研IELTSV.startdoingsomethingdifficult著手；開始做EgHe'sembarkingonanewcareerasawriter...他即將開始新的職業(yè)生涯——當(dāng)一名作家。Oasis：可數(shù)名詞asmallareainadesertwherewaterandplantsarefound.（沙漠中的）綠洲2.N-COUNTapleasantplaceorsituationasanoasiswhenitissurroundedbyunpleasantones.（惡劣環(huán)境中的）宜人之地，樂土；（不愉快情形下的）開心之時(shí)，樂事第8頁(yè)/共32頁(yè)第八頁(yè)，共33頁(yè)。Pa2

scanning:WhatisStefanKropelin?

Whathardshipshadheexperienced?Ordeal：.N-COUNT(常單數(shù))Ifyoudescribeanexperienceorsituationasanordeal,youthinkitisdifficultandunpleasant.煎熬；磨難；折磨Egthepainfulordealofthelasteightmonths...過去8個(gè)月的痛苦煎熬Expedition：N-COUNTanorganizedjourneythatismadeforaparticularpurposesuchasexploration.遠(yuǎn)征;探險(xiǎn)EgByrd's1928expeditiontoAntarctica.伯德1928年前往南極洲的探險(xiǎn)第9頁(yè)/共32頁(yè)第九頁(yè)，共33頁(yè)。Bout：1.N-COUNTaboutofanillnessorofanunpleasantfeeling,youhaveitforashortperiod.

（疾病或不愉快情緒的）發(fā)作Aboutof

EgHewasrecoveringfromasevereboutofflu...他患了嚴(yán)重的流感，尚未痊愈。Roam：Vwanderortravelarounditwithouthavingaparticularpurpose.漫步;漫游;游蕩;閑逛synonym：roll，wander，swan，stray，tramp，cast，ramble，rove，range，drift，vagabondgadmeanderEGBarefootchildrenroamedthestreets...光腳丫的孩子們?cè)诮稚嫌问帯eminal：1.ADJ正式thingssuchasbooks,works,events,andexperiencesthathaveagreatinfluenceinaparticularfield.(書、作品等在某一領(lǐng)域)有重大影響的，影響深eg.theauthoroftheseminalbook'AnimalLiberation'...有著巨大影響的《動(dòng)物解放》一書的作者第10頁(yè)/共32頁(yè)第十頁(yè)，共33頁(yè)。Pa3skimming:Hehadachievedalotinhisfieldwork.Whatarethey?Lobby：n.大廳；大堂；前廳復(fù)數(shù)：lobbies過去式：lobbied過去分詞：lobbied現(xiàn)在分詞：lobbying第三人稱單數(shù)：lobbies1.VERBtopersuadethemthataparticularlawshouldbechangedorthataparticularthingshouldbedone.向（政府官員、委員會(huì)委員等）進(jìn)行游說（或疏通）EgCarersfromallovertheUKlobbiedParliamentlastweektodemandabetterfinancialdeal...英國(guó)各地的家庭看護(hù)人員上周向議會(huì)游說，要求改善經(jīng)濟(jì)待遇。翻譯：他對(duì)撒哈拉氣候的歷史作出了重大發(fā)現(xiàn)，這些發(fā)現(xiàn)是關(guān)于世界在日益變暖的將來可能面臨的臨界點(diǎn)的挑戰(zhàn)性假設(shè)。Pa4Skimming:HowdidhestarthisinterestinhissenseofadventuretotheSaharaDissert?第11頁(yè)/共32頁(yè)第十一頁(yè)，共33頁(yè)。Pa5Scanning:1.Whatisthemeaningof“Inhospitable”inthefirstsentenceofpa.5?2Howabouthisattitudetohiswork?3What’sthemainideaofpa.5?Circumspect英[?s?:k?mspekt]adj.FORMALADJ-GRADED小心的;謹(jǐn)慎的;謹(jǐn)言慎行的cautiousinwhatyoudoandsayanddonottakerisks.EgThebanksshouldhavebeenmorecircumspectintheirdealings...那些銀行在交易中本該更加謹(jǐn)慎的AdvcircumspectlyEgIwouldsuggestthatforthetimebeingyoubehaveascircumspectlyaspossibleinpoliticalmatters.我建議，目前在政治事務(wù)上你還是盡量小心為妙。第12頁(yè)/共32頁(yè)第十二頁(yè)，共33頁(yè)。What’sthemainideaofpa.5?Canyoufindacentralideainpa.1-5?I.Pa.1-5Summary:IntroductiontoKropelinsandhisresearch:hisfirstresearchtriptotheeasternSahara.Hisjobnow;hisdescoveries;whyhestartedhisadventure;hishardworkingenvironmentandhiscarefulattitudetowork.Pa61.Whatresearchhashedone?2.Whatwasresearchers’ideaabouttheSaharainthepast?Quest:n.(literary)可數(shù)名詞Aquestisalonganddifficultsearchforsomething.追求，探索，尋找QuestfornEgMyquestforabetterbankcontinues.我繼續(xù)尋找一家更好的銀行。第13頁(yè)/共32頁(yè)第十三頁(yè)，共33頁(yè)。savannah英[s?'v?n?]n.aflatgrasslandintropicalorsubtropicalregions（熱帶和亞熱帶）無樹大草原cyclical英[?s?kl?k?l]adj.Acyclicalprocessisoneinwhichaseriesofeventshappensagainandagaininthesameorder.循環(huán)的;周期的詞條標(biāo)簽：GREEg...thecyclicalnatureoftheairlinebusiness.航空業(yè)的周期性Monsoon:N-COUNTaseasonalwindinsouthernAsia;blowsfromthesouthwest(bringingrain)insummerandfromthenortheastinwinter;theseasoninSouthernAsiawhenthereisalotofveryheavyrain.可數(shù)名詞(南亞地區(qū)的)季風(fēng)季節(jié)，雨季Eg...theendofthemonsoon.雨季的尾聲第14頁(yè)/共32頁(yè)第十四頁(yè)，共33頁(yè)。Champion:VIfyouchampionaperson,acause,oraprinciple,yousupportordefendthem.支持；擁護(hù)；捍衛(wèi)EgHepassionatelychampionedthepoor...他滿腔熱情地捍衛(wèi)窮人的利益。Icesheet：n.alargethickareaofice,especiallyonethatexistsforalongtime.(尤指長(zhǎng)期存在的)冰蓋，冰冠，冰原flip：V-ERG及物/不及物動(dòng)詞Ifsomethingflipsover,orifyouflipitoverorintoadifferentposition,itmovesorismovedintoadifferentposition.(使)移動(dòng);(使)轉(zhuǎn)動(dòng);(使)翻動(dòng)EgTheplanethenflippedoverandburstintoflames...接著飛機(jī)突然翻轉(zhuǎn)并燃起了大火。第15頁(yè)/共32頁(yè)第十五頁(yè)，共33頁(yè)。Pa6翻譯句1：這個(gè)想法得到了哥倫比亞大學(xué)彼特的支持，他研究了從熱帶大西洋中提取的深海沉淀物的地核，在一定量的塵土里看到了急速上升的塵土，這些塵土是在氣候變化時(shí)期從大陸吹掉的。翻譯句2：與模式（撒哈拉大沙漠是突然轉(zhuǎn)換為大草原的）一致的沉淀物的記錄意味著，這個(gè)星球許多敏感的組成成分——像季風(fēng)模式、亞馬遜和撒哈拉植被，極地冰原，甚至大西洋循環(huán)——在一定情況下，將會(huì)從一個(gè)穩(wěn)定的狀態(tài)移動(dòng)到另一個(gè)狀態(tài)。第16頁(yè)/共32頁(yè)第十六頁(yè)，共33頁(yè)。板塊構(gòu)造（platetectonics）理論是一種現(xiàn)代地球科學(xué)理論。其產(chǎn)生于20世紀(jì)60年代（Wilson，1965）。板塊構(gòu)造認(rèn)為，地球表層（巖石圈）是由厚度大約為100-150km的巨大板塊構(gòu)成，全球巖石圈可分成六大板塊，即太平洋板塊、印度洋板塊、亞歐板塊、非洲板塊、美洲板塊和南極洲板塊，其中只有太平洋板塊幾乎完全在海洋，其余均包括大陸和海洋。板塊間的分界線是海嶺、海溝、大的褶皺山脈和裂谷與轉(zhuǎn)換斷層帶。該理論對(duì)地質(zhì)地理學(xué)以及生物學(xué)影響很大。不同大陸上地層、礦產(chǎn)、動(dòng)植物分布，只有通過板塊構(gòu)造的理論才能夠解釋。第17頁(yè)/共32頁(yè)第十七頁(yè)，共33頁(yè)。Pa.7Willthepa.beabouthisdoubttoothers’research?Mesh：可變名詞materiallikeanetmadefromwire,thread,orplastic.網(wǎng)眼織物;網(wǎng)狀物EgTheground-floorwindowsareobscuredbywiremesh.一樓的窗戶裝有防盜網(wǎng)。2.V-RECIP-ERGIftwothingsorideasmeshoraremeshed,theygotogetherwellorfittogetherclosely.(使)相匹配;(使)相互協(xié)調(diào);(使)吻合VwithnEgTheirsensesofhumormeshedperfectly...他們的幽默感配合得天衣無縫。第18頁(yè)/共32頁(yè)第十八頁(yè)，共33頁(yè)。pique英[pi:k]v.makeyouinterestedorcurious.激起，引起（興趣或好奇心）詞條標(biāo)簽：TOEFLGREEgThisphenomenonpiquedDrMorris'interest...Reconnaissance：N.exploration；inspection;theactivityofobtainingmilitaryinformationaboutaplacebysendingsoldiersorplanesthere,orbytheuseofsatellites.不可數(shù)名詞（派士兵或飛機(jī)）偵察；（用衛(wèi)星）搜索，勘測(cè)egThehelicopterwasreturningfromareconnaissancemission...layer英[?le??(r)]vt.把…分層堆放；vi.形成或分成層次；n.層，層次；膜；[植]壓條；放置者，計(jì)劃者Pollen：n.afinepowderproducedbyflowers.Itfertilizesotherflowersofthesamespeciessothattheyproduceseeds.花粉cache英[k??]n.藏物處；隱藏處；藏匿的珍寶vt.貯藏vi.躲藏\第19頁(yè)/共32頁(yè)第十九頁(yè)，共33頁(yè)。翻譯句：他從以前的勘察工作中了解了撒哈拉沙漠中的一個(gè)地方，這個(gè)地方的氣候記錄時(shí)間足夠長(zhǎng)，可以檢驗(yàn)他的想法，這個(gè)地方是一系列穩(wěn)定的湖泊，在乍得東北部偏遠(yuǎn)的盆地，實(shí)際上是一個(gè)與利比亞和蘇丹接壤的無雨而且臭名昭彰的不安全地區(qū)。翻譯句：湖的深處有含有氣候標(biāo)志物的沉積物形成層次.Pa8Vegetate：英[?ved??te?t]vi.leadapassiveexistencewithoutusingone'sbodyormind；2.establishvegetationon;過單調(diào)呆板的生活；植物似地生長(zhǎng)；詞條標(biāo)簽：GREVERBIfsomeonevegetates,theyspendtheirtimedoingboringorworthlessthings.過單調(diào)無聊的生活;無所事事地生活2producevegetation;長(zhǎng)植物\Eg"Theyvegetatedthehillsbehindtheirhouse"Pa8What’stheconclusionofhisresearch?第20頁(yè)/共32頁(yè)第二十頁(yè)，共33頁(yè)。Canyoumakeasummrarytopa.6-8?II.Pa.6-8Summary:aboutHisresearch:hedoubtsaboutothers’researchandhegetshisownresearchresult.II.pa.9-10Hisdebatewithothersandhissatisfyingdiscoveries.Pa9Skimming:What‘sthemainidea?modeller：1.N-COUNTapersonwhocreatesmodels（或過程）模型創(chuàng)立者egclimatemodellers.氣候模型的創(chuàng)立者Tip：n.小竅門；小費(fèi)；末梢thetipofnEGThesleevescoveredhishandstothetipsofhisfingers...袖子遮住了他的手，一直蓋到指尖。vt.Ifyoutipanobjectorpartofyourbodyorifittips,itmovesintoaslopingpositionwithoneendorsidehigherthantheother.(使)傾斜;(使)斜側(cè)EGHeleanedawayfromher,andshehadtotipherheadbacktoseehim...他傾著身子避開她，她不得不把頭向后歪著看他。第21頁(yè)/共32頁(yè)第二十一頁(yè)，共33頁(yè)。Perturbation：可變名詞asmallchangeinthemovement,quality,orbehaviourofsomething,especiallyanunusualchange.（尤指不常出現(xiàn)的）小變化Pa10Crown：n.coronate王冠；花冠（有時(shí)象征勝利）；王權(quán)；（某物的）頂部vt.top（尤指通過增添成就、成功等）使圓滿；為…加冕；使圓滿完成；給…以榮譽(yù)2.adj.betheculminatingevent到絕頂?shù)模K極的，最后的到絕頂?shù)模蛔罡叩模唤K極的；計(jì)劃的高潮EG"Thespeechcrownedthemeeting"Arid:adj.

dry；barren；waterless不毛的；干旱的干旱的;不毛的Aridlandissodrythatveryfewplantscangrowonit.Egthearidzonesofthecountry.該國(guó)的干旱區(qū)域第22頁(yè)/共32頁(yè)第二十二頁(yè)，共33頁(yè)。tributary英[?tr?bj?tri]nastreamorriverthatflowsintoalargerone.支流；進(jìn)貢國(guó)；附庸國(guó)；進(jìn)貢者adj.（需向…）進(jìn)貢的；附庸的；輔助的；支流的eg.theNaporiver,atributaryoftheAmazon.Extinct

adj.nonextant,nolongerinexsistence滅絕的；絕種的；消逝的；破滅的EG"anextinctspeciesoffish"翻譯句：他對(duì)約阿湖的研究結(jié)果給他在這個(gè)地區(qū)的長(zhǎng)期發(fā)現(xiàn)畫上了一個(gè)圓滿的句號(hào)。WhatabouthisresearchresultsfromLakeYoa?第23頁(yè)/共32頁(yè)第二十三頁(yè)，共33頁(yè)。Pa11extended英[?k?stend?d]adj.rawn-out，lengthy，prolonged，protracted延伸的；伸展的；延長(zhǎng)的；1.ADJ形容詞（時(shí)間）長(zhǎng)的，延長(zhǎng)的Ifsomethinghappensforanextendedperiodoftime,ithappensforalongperiodoftime.EGObviously,anychildwhoreceivesdedicatedteachingoveranextendedperiodislikelytoimprove.\v.延伸(extend的過去式和過去分詞)；伸展；延長(zhǎng)Outlaw：

n.歹徒，亡命之徒；逃犯；被剝奪法律保護(hù)者，喪失公權(quán)者；烈馬vt.宣布…為不合法；將…放逐；剝奪…的法律保護(hù)第24頁(yè)/共32頁(yè)第二十四頁(yè)，共33頁(yè)。smugglevt.偷運(yùn)；私運(yùn)；走私；不按規(guī)章地偷帶（人或物）vi.走私；偷帶詞條標(biāo)簽：CET6考研TOEFLIELTSGREVtakethemthereillegallyorsecretly.走私;私運(yùn);偷運(yùn)Sudan：

NarepublicinnortheasternAfricaontheRedSea;achievedindependencefromEgyptandtheUnitedKingdomin1956;involvedinstate-sponsoredterrorismSkimpa11themainideaoftheparagraph？Pa12bombardment：可變名詞astrongandcontinuousattackofgunfireorbombing.炮擊，轟炸EGThecityhasbeenflattenedbyheavyartillerybombardments...城市已被猛烈的炮火夷為平地。第25頁(yè)/共32頁(yè)第二十五頁(yè)，共33頁(yè)。Canister：

astrongmetalcontainer.Itisusedtoholdgasesorchemicalsubstances.(儲(chǔ)存氣體或化學(xué)品的)金屬罐,金屬桶EGRiotpolicehurledteargascanistersandsmokebombsintothecrowd.防暴警察向人群中投擲了催淚瓦斯罐和煙幕彈。Roulette：英[ru:?let]n.輪盤賭；騎縫線；旋輪線輪盤；輪盤賭；一般旋輪線；俄羅斯輪盤IV.Pa.11-12Summary?Pa.14Foolhardy：Adj.有勇無謀的;蠻干的extremelyrisky.EGWhenhetestedanearlyvaccineonhimself,somedescribedtheactasfoolhardy...當(dāng)他在自己身上試驗(yàn)還處在初級(jí)階段的疫苗時(shí)，有些人說他的行為是蠻干。第26頁(yè)/共32頁(yè)第二十六頁(yè)，共33頁(yè)。Solo:n.someonedoessomethingaloneratherthanwithotherpeople.獨(dú)唱（曲），獨(dú)奏（曲）；單飛；單人表演adj.單獨(dú)的；獨(dú)自的；獨(dú)唱的；獨(dú)奏的adv.單獨(dú)地，獨(dú)自地EGHehadjustcompletedhisfinalsoloalbum.他剛剛錄完了他的最后一張獨(dú)唱唱片。V.Pa.13-14summary?OtherworkshehasdoneandhisplansintheSahara.WordExercises:第27頁(yè)/共32頁(yè)第二十七頁(yè)，共33頁(yè)。PreviewingquestionsofUnit4:I.Warming-up：1Wheredoyouhopetowork？gobacktoyourhometownorastrangeplace？why？2W