外研版高中英語(yǔ)選擇性必修第四冊(cè)UNIT5 Period7課件

Period7

Unit5

Intotheunknown主題語(yǔ)境人與社會(huì)——社會(huì)進(jìn)步與人類文明單元回顧默寫背誦(Intotheunknown)1．intriguev．(因奇特或神秘而)激起……的興趣，引起……的好奇心2．pyramidn．金字塔3．tropicaladj．來(lái)自熱帶的；產(chǎn)于熱帶的4．cyclonen．氣旋，旋風(fēng)5．megadrought

n．超級(jí)干旱6．getawayn．逃跑，逃走7．subduev．克制，抑制(情緒)8．unchartedadj．地圖上沒有標(biāo)明的9．delvev．探索，探究10．shipwreckn．失事的船；沉船11．coraln．珊瑚12．barreleye

n．管眼魚13．trenchn．海溝14．equivalentadj．等同的；等值的；相當(dāng)?shù)?5．vesseln．船，艦16．vol(＝volume)n．(書的)卷，冊(cè)1．_____n．運(yùn)河2．________n．衰敗3．____n．殘?jiān)珨啾冢瑥U墟4．______v．后退；離開；退避5．______v．退縮，畏縮，收縮canaldownfallruinretreatshrink6．__________n．毫米7．_______adv．向上，朝上8．_____v．(使)整齊地堆起；摞起9．___________adv．此外；而且；不僅如此10．_________n．物質(zhì)millimetreupwardsstackfurthermoresubstance1．civilise

v．使文明；使開化→_________adj．文明的；開化的→____________n．文明(社會(huì))2．buryv．將……埋在下面→______n．埋葬3．a(chǎn)stronomyn．天文學(xué)→__________n．天文學(xué)家→____________adj．天文學(xué)的；天文數(shù)字的4．a(chǎn)bandonv．離棄，逃離→__________adj．被遺棄的5．dismissv．

拒絕考慮，否定→_________n．不予考慮，摒棄；解雇，開除civilisedcivilisationburialastronomerastronomicalabandoneddismissal6．expandv．?dāng)U大；增加→_________n．?dāng)U大；增加7．investigatev．調(diào)查→_____________n．調(diào)查8．a(chǎn)rchaeologyn．考古學(xué)→_____________n．考古學(xué)家→______________adj．考古學(xué)的；考古的9．notev．注意；留意→_______adj．顯要的；顯著的；值得注意的→_______adv．明顯地；尤其；特別10．drillv．鉆孔，打眼；操練→________n．鉆探；勘探expansioninvestigationarchaeologistarchaeologicalnotablenotablydrilling1．_____________相當(dāng)于，與……相符2．_________把……應(yīng)用于3．_________除……之外；在……上方4．___________更加5．__________________處于頂峰6．____________(因無(wú)人照料等)衰落，敗落7．______________逃跑，逃走correspondtoapply...toontopofallthemoreatsomething'speakfallintoruinmakeagetaway8．________________逃命9．_________調(diào)查，檢查10．_____________試水，試探11．_____________避開……；從……處脫身12．_______動(dòng)身踏上(漫長(zhǎng)的)旅途13．________________積極投入到……中去14．___________再三考慮，慎重考慮15．____________避免做，不愿做runforone'slifecheckouttestthewaterssteerclearofsetoutthrowoneselfintothinktwiceshrinkfrom16．________調(diào)查(問(wèn)題)17．_______起航18．_____________繼續(xù)做……19．_________________為……提供一個(gè)窗口20．______________相當(dāng)于，等于21．____________保持紀(jì)錄22．__________________無(wú)法達(dá)到；超出……的能力lookintosetsailcontinuetodoofferawindowintobeequivalenttoholdarecordbeyondthereachof1．Thesedroughtswouldhaveledtofoodshortages，conflictsand，ultimately，thedownfallofthecities．這些旱災(zāi)會(huì)導(dǎo)致食物短缺、沖突發(fā)生，最終導(dǎo)致城市的衰敗。2．Whateverthereasons，Mayacivilisationlargelydisappearedwithinthedeepjungle．無(wú)論原因如何，瑪雅文明幾乎消失在了叢林深處。3．Itsonce-greatcitiesfellintoruin，leavingvariousmysteriesforlaterpeopletosolve．曾經(jīng)恢宏的城市淪為廢墟，留下各種謎團(tuán)等待后人解開。4．Meanwhile，theriseandfallofthiscivilisationmustalsoleaveusthinkingaboutourownpast，presentandfuture．同時(shí)，瑪雅文明的崛起與衰落必定也讓我們思考自己的過(guò)去、現(xiàn)在與將來(lái)。5．Givenourlimitedknowledge，itisperhapsnosurprisethatexplorationoftheoceanscontinuestoleadtodiscoveriesinvariousscientificfields．基于我們有限的認(rèn)知，探索海洋可以帶來(lái)許多科學(xué)領(lǐng)域的新發(fā)現(xiàn)，這也許就顯得不足為奇了。6．However，weareonlybeginningtoovercomethechallengesofpressure，darknessandextremecoldatvastdepths．然而，我們才剛剛開始克服廣袤的海洋深處的壓強(qiáng)、黑暗和極寒所帶來(lái)的挑戰(zhàn)。7．Beingatoughenvironmentofcompletedarkness，enormouspressureandintensecold，theoceandepthshavelongbeenbeyondthereachofhumanexploration．深海區(qū)域環(huán)境惡劣，完全黑暗、壓強(qiáng)極大、極度寒冷，長(zhǎng)期以來(lái)都是人類探索無(wú)法企及的區(qū)域。8．Humankindisenteringanewageofoceanicdiscovery，andtheworldbeneaththewavesmayonedaybealmostasfamiliartousasthelandwewalkupontoday．人類正走向海洋發(fā)現(xiàn)的新時(shí)代，或許有朝一日，我們會(huì)像熟悉腳下的土地一樣熟悉那海浪下的世界。假定你是李華，上周六你校在圖書館舉辦了一場(chǎng)學(xué)生英語(yǔ)演講比賽，主題為“是否應(yīng)該進(jìn)行海洋探索”?，F(xiàn)在請(qǐng)你為校英文報(bào)寫一篇報(bào)道，內(nèi)容包括：1．參賽對(duì)象；2．比賽情況；3．比賽意義。注意：1．詞數(shù)80左右；2．可以適當(dāng)增加細(xì)節(jié)，以使行文連貫。[高分范文背誦]AnEnglishSpeechContestonOceanExplorationToarouseourawarenessofprotectingtheocean，anEnglishspeechcontestaboutwhetherweshouldexploretheoceanwasorganizedinourschoollibrarylastSaturday．Thecompetitionstartedat9：00amandlastedtwohours．StudentswhohadagoodcommandofEnglishandshowedgreatinterestinthistopictookturnstogiveusaspeech．Theirperformancesweresowonderfulthattheyweregreetedwithapplauseandpraise．Theactivitywashighlyspokenofbecausenotonlydiditenrichourschoollifebutitalsoenabledustorealizetheimportanceofprotectingtheocean．[片段1]Onhearingtheboy'sgrandmotherwasseriouslyill，Juliaquicklydialedtheemergencynumberandrushedtotheboy'shome．Judgingfromherphysicalcondition，shesuspectedshemightbesufferingfromastroke．Meanwhile，itwasobviousthattheboywasfrightened，hisfacepale．Juliafoundablankettokeepherwarm，whiletalkingtotheboygentlytocalmhimdown．朱莉婭一聽到小男孩的祖母病重的消息，迅速撥打急救電話，并沖向男孩的家。從她的身體狀況判斷，懷疑她可能中風(fēng)了。同時(shí)，很明顯，這個(gè)男孩很害怕，臉色蒼白。朱莉婭找了一條毯子讓她暖和起來(lái)，同時(shí)溫柔地和男孩說(shuō)話讓他平靜下來(lái)。[片段2]Shestoodbythewindow，joyfullyandpatientlywatching．Goldensunlightdancedinherlonghairandthechildren'slaughterfloatedintheair．Suddenlyawaveofhappinessandexcitementsweptoverherwhenshecaughtsigh