學(xué)必求其心得，業(yè)必貴于專精學(xué)必求其心得，業(yè)必貴于專精學(xué)必求其心得，業(yè)必貴于專精2021高三統(tǒng)考外研英語一輪（經(jīng)典版）課時(shí)作業(yè)：Book4Module6UnexplainedMysteriesoftheNaturalWorld含解析課時(shí)作業(yè)Ⅰ。閱讀理解A（2019·江蘇高考)Inthe1960s，whilestudyingthevolcanichistoryofYellowstoneNationalPark,BobChristiansenbecamepuzzledaboutsomethingthat，oddly，hadnottroubledanyonebefore:hecouldn’tfindthepark'svolcano。IthadbeenknownforalongtimethatYellowstonewasvolcanicinnature—that'swhataccountedforallitshotspringsandothersteamyfeatures。ButChristiansencouldn’tfindtheYellowstonevolcanoanywhere.Mostofus,whenwetalkaboutvolcanoes,thinkoftheclassiccone(圓錐體)shapesofaFujiorKilimanjaro，whicharecreatedwheneruptingmagma（巖漿）pilesup.Thesecanformremarkablyquickly。In1943,aMexicanfarmerwassurprisedtoseesmokerisingfromasmallpartofhisland。Inoneweekhewastheconfusedownerofaconefivehundredfeethigh.Withintwoyearsithadtoppedoutatalmostfourteenhundredfeetandwasmorethanhalfamileacross.AltogethertherearesometenthousandofthesevolcanoesonEarth，allbutafewhundredofthemextinct.Thereis，however，asecondlessknowntypeofvolcanothatdoesn'tinvolvemountainbuilding。Thesearevolcanoessoexplosivethattheyburstopeninasinglebigcrack,leavingbehindavasthole，thecaldera。Yellowstoneobviouslywasofthissecondtype,butChristiansencouldn'tfindthecalderaanywhere.JustatthistimeNASAdecidedtotestsomenewhighaltitudecamerasbytakingphotographsofYellowstone.Athoughtfulofficialpassedonsomeofthecopiestotheparkauthoritiesontheassumptionthattheymightmakeaniceblowupforoneofthevisitors’centers.AssoonasChristiansensawthephotos，herealizedwhyhehadfailedtospotthecaldera：almostthewholepark—2。2millionacres—wascaldera.Theexplosionhadleftaholemorethanfortymilesacross-muchtoohugetobeseenfromanywhereatgroundlevel。AtsometimeinthepastYellowstonemusthaveblownupwithaviolencefarbeyondthescaleofanythingknowntohumans。篇章導(dǎo)讀：本文是一篇記敘文。文章主要講述了鮑勃探尋黃石國(guó)家公園火山的故事。1．WhatpuzzledChristiansenwhenhewasstudyingYellowstone？A．Itscomplicatedgeographicalfeatures.B．Itseverlastinginfluenceontourism。C．Themysterioushistoryofthepark。D．Theexactlocationofthevolcano。答案：D細(xì)節(jié)理解題。根據(jù)第一段第一句可知，鮑勃感到迷惑的是，他在黃石國(guó)家公園沒有找到火山,即：火山的準(zhǔn)確位置。故選D項(xiàng).2．Whatdoesthesecondparagraphmainlytalkabout?A．Theshapesofvolcanoes.B．Theimpactsofvolcanoes。C．Theactivitiesofvolcanoes.D．Theheightsofvolcanoes。答案：A段落大意題.文章的第二段主要介紹了兩種類型火山的形成過程,一種是形成圓錐體形狀的火山，富士山和乞力馬扎羅山就是其典型代表；另外一種是通過爆裂巖漿而形成巨大裂口的火山,而黃石國(guó)家公園恰恰就是這一種,所以本段主要講述了火山的形態(tài),故選A項(xiàng)。3．Whatdoestheunderlinedword“blowup”inthelastparagraphmostprobablymean？A．Hotairballoon。 B．Digitalcamera.C．Bigphotograph. D．Bird'sview.答案：C詞義猜測(cè)題.根據(jù)第三段“...aniceblowupforoneofthevisitors'centers。AssoonasChristiansensawthephotos..?！笨芍?，thephotos所指的就是前面提及的blowup，所以推知blowup相當(dāng)于photo（photograph)，故選C項(xiàng).B(2019·四川綿陽市高三第一次診斷性考試)WhenIwasakid,Iwasthegirlwhokeptthetrainingwheelsonmybikeaslongaspossible。Evenmyyoungersisterhadgotridofthemmuchearlierthanme。ButasIbegantogrowolder,thischanged。AllthishappenedontheBikeSafetyDay。Itissupposedtobeafundayatschoolwhenallofuskidsbringourbikestoschoolandtheschoolprovidesuswiththeopportunitytorideoutsideandlearnproperbikesafety。Soundslikefun,right？No.Infact，itcausedmetopanic。WhatwasIgoingtosaywhenmyfriendsaskedmeaboutmytrainingwheels？Withthepressureofeveryoneseeingmytrainingwheels,Ideterminedtoletthemgo。ThiswasthefirstbigchangeI'devermadeonmyown。Iwenttomyparentsandtoldthemallaboutmydilemma。Theyweremorethanhappytohelp.Wewentoutsideandgotmybike。Insteadofrunningawayandhidingbehind，Istoodinfrontofmybikeandtookgreatprideinmydecisionasmydadremovedthetrainingwheels。Igotonandsteadiedmyself。Myheartracedbutmyfeetandhandswerecalm。MydadstartedtopushbeforemyfeetevenmovedandsuddenlyIwasoff.Thefearfadedawayandarelaxedmindcameintoitsplace。ItwascrazytothinkhowquicklyIlearnedsomethingthattooksolongformetoeventry！Myconfidencesoared(高漲)。Thiswasgoingtobethestartofabrandnewworldforme。Myaccomplishmentwouldcarrymeforthtonewgoalsandwins.IrealizedthatifIsetmymindondoingsomething，Icouldachieveit.篇章導(dǎo)讀:本文是一篇記敘文。文章講述了作者小時(shí)候遲遲不敢去掉自行車的輔助輪，在學(xué)?！白孕熊嚢踩?來臨之前因?yàn)楹ε峦瑢W(xué)看見她的輔助輪而最終下決心去掉它們。4．WhatdoestheschoolexpectthestudentstodoonBikeSafetyDay？A．Havetheirbikeschecked。B．Rideoutsideforfun。C．Acquirebikesafetyskills。D．Removethetrainingwheels。答案：C細(xì)節(jié)理解題。根據(jù)第二段中的“theschoolprovidesuswiththeopportunitytorideoutsideandlearnproperbikesafety"可知，學(xué)校想讓學(xué)生在“自行車安全日”學(xué)會(huì)一些自行車安全技能，故選C項(xiàng)。5．Whatdoestheunderlinedword“them”inParagraph3referto?A．Theauthor’sfriends。 B．Theauthor’sparents.C．Thesafetyproblems. D．Thetrainingwheels.答案：D指代判斷題。根據(jù)語境及畫線詞所在句的前半部分“Withthepressureofeveryoneseeingmytrainingwheels”可知，作者迫于害怕別人看見自己的自行車輔助輪的壓力才決心去掉它們，故畫線詞指的就是“輔助輪”，故選D項(xiàng)。6．Whathappenedwhentheauthorfinallyrodewithoutthetrainingwheels?A．Shefeltextremelyembarrassed。B．Everythingturnedouttobeeasy。C．Sheendedupfallingdown。D．Hersistersfollowedherexample。答案:B推理判斷題。根據(jù)倒數(shù)第二段最后一句“ItwascrazytothinkhowquicklyIlearnedsomethingthattooksolongformetoeventry！”可知,長(zhǎng)時(shí)間不敢嘗試的東西，作者竟學(xué)得很快，由此對(duì)于作者來說騎沒有輔助輪的自行車后，事情變得容易了，故選B項(xiàng).7．Whatdoestheauthorthinkisnecessaryforhertoachieveagoal?A．Patience. B．Determination.C．Pressure。 D．Concentration.答案:B推理判斷題.根據(jù)最后一段最后一句“IrealizedthatifIsetmymindondoingsomething，Icouldachieveit?！笨芍髡咭庾R(shí)到如果自己下定決心做一件事的話，自己就會(huì)做到。由此可推知,作者認(rèn)為對(duì)于她來說實(shí)現(xiàn)一個(gè)目標(biāo)的關(guān)鍵在于決心，故選B項(xiàng).Ⅱ.七選五(2020·長(zhǎng)沙市一中高三月考試卷（二））TheGreenerGrassSyndromeHaveyouevermetthesituationwhereyoukeptthinkingthattherearebetteropportunitiesouttherecomparedtoyourcurrentoneyouarehaving？Thisisthesyndromewhenoneisalwayslookingattheothersideofthefenceandthinksthatthegrassisgreenerthere。__1__Whyareyoulikethis？Uncertaintyandcuriosityplayabigpartincreatingthe“greenergrass”syndrome。Itisbecauseweareuncertainofwhetherwhatweareholdingontonowisthebestforusandwhetherthereareanybetterchoicesoutthere?__2__Infact，itsometimesdoesusmoreharmthangoodbecauseoftenlookingoutforthe“greenergrass"willexhaustourenergyandattentionandfinallywecangrowevenangrier，oratleastmoredissatisfied。__3__Wemostlyprefernewoveroldbecausenewthingsarefascinatingandourcuriositykeepsremindingustoexploretheothersideofthegrass.Thesearethetwofactorsthatcauseustofeeldissatisfiedwithwhatwehaveandalwaysthinkingoffindingthegreenergrassattheoppositeside.Ifyouhavethissyndrome，chancesareyouaremissingoutlotsofthingsyoucurrentlyhavenow.Sowhatcanyoudotocurethe“greenergrass”syndrome?Thefirstthingistorecognizethatyourcurrentjobisyourbestchoicerightnow。__4__Secondly,alwaysapplyyourbesteffortstoyourcurrentjob.Otherwise，whatcanyoumakeoutofyourjobwhenyouhardlydevoteanyeffort?Lastbutnotleast，alwayskeepthistruthinmind.Thegrassisalwaysgreenerontheoneside，andtheothersideisalwaysgreenernomatterwhichsideyouareat。__5__A．Trytofocuson“whatis”insteadof“whatif”．B．Suchuncertaintycausesustokeeplookingintoalternatives。C．Humansarealsocuriousbynatureandwelovenewthings。D．Focuson“whatif”andseekforthebestchoice。E．Chooseaside，sticktoitandmakethebestoutofit.F．ThisiswhatIcallthe“greenergrass”syndrome.G．Ithasitsownorigin,primarilyrootedinfantasyandfear。篇章導(dǎo)讀:本文是一篇說明文.文章闡述了什么是“綠草坪綜合癥”，及其產(chǎn)生的原因、負(fù)面影響和解決的辦法。1．F根據(jù)該空前一句提到綜合癥和那里的草坪更綠可知，F(xiàn)項(xiàng)對(duì)本段的主題進(jìn)行歸納總結(jié)，引出“綠草坪綜合癥”。故選F.2．B根據(jù)該空前一段內(nèi)容可知，我們的不確定性導(dǎo)致無法做出選擇，B項(xiàng)對(duì)上段做出總結(jié)。故選B。3．C該空后一句提到我們大多喜歡新事物超過舊事物，好奇心驅(qū)使我們探索未知，C項(xiàng)引出下文,與此相符。故選C.4．A根據(jù)該空前一句提到要認(rèn)為你現(xiàn)在的工作是最好的選擇可知，我們要著眼于眼前，A項(xiàng)承接上文，符合語境。故選A。5．E根據(jù)該空前兩句提到要知道不論你身在哪邊,另一邊的草坪都是更綠的，E項(xiàng)據(jù)此提出最后一個(gè)解決辦法。故選E。Ⅲ。語法填空(2019·山東師范大學(xué)附中高三第二次模擬考試）ThelifeandworkofMarieCurieMarieCurieisprobablythemostfamouswomanscientist__1__haseverlived。BorninPolandin1867,sheisfamousforherworkonradioactivity,andwastwicea__2__（win)oftheNobelPrize。Withherhusband，PierreCurie，andHenriBecquerel，shewas__3__(award）the1903NobelPrizeforPhysics，andwasthensolewinnerof__4__1911NobelPrizeforChemistry。Fromchildhood，Mariewaspraisedforhergreatmemory，andattheageof16wonagoldmedaloncompletionofhersecondaryeducation。__5__herfatherlosthissavingsthroughbadinvestment，shehadtotakeworkasateacher.FromherearningsshewasabletohelphersisterBroniastudy__6__Paris,ontheunderstanding__7__Broniawould,inturn,laterhelphertogetaneducation.In1891,thispromise__8__（accomplish）andMariewenttoParisandbegantostudyattheUniversityofParis.Sheoftenworkedfarintothenightandlivedonlittlemorethanbreadandtea.Duetoherhardwork,shealwayscame__9__(one)intheexamination.Itwas__1．________2.________3.________4。________5．________6.________7。________8。________9．________10。________篇章導(dǎo)讀：本文是一篇記敘文.文章講述了有史以來最有名的女科學(xué)家——居里夫人的生活與工作。1．who/that考查定語從句的引導(dǎo)詞。設(shè)空處引導(dǎo)定語從句，修飾先行詞womanscientist，且在定語從句中作主語，故填who/that。2．winner考查詞性轉(zhuǎn)換。冠詞后用單數(shù)名詞，且表示“(諾貝爾獎(jiǎng))得主/獲得者”,故填winner。3．a(chǎn)warded考查動(dòng)詞的語態(tài)。此處表示“她被授予1903年諾貝爾物理學(xué)獎(jiǎng)"，she與award之間是被動(dòng)關(guān)系，應(yīng)用被動(dòng)語態(tài)，故填awarded.4．the考查冠詞。她在1911年贏得了諾貝爾化學(xué)獎(jiǎng).特指1911年的諾貝爾化學(xué)獎(jiǎng)，故填the.5．Because考查連詞.此處表述因?yàn)樗赣H投資失敗而將積蓄付之一空，她不得不工作。上下文表示因果關(guān)系，故填Because。6．in考查介詞。表示在巴黎，指大地方，故填in。7．that考查固定用法.ontheunderstandingthat“以……為條件”,為固定用法，故填that。8．wasaccomplished考查動(dòng)詞的時(shí)態(tài)和語態(tài)。主語promise和所給詞之間是被動(dòng)關(guān)系,全文時(shí)態(tài)是一般過去時(shí)，故填wasaccomplished。9．first考查序數(shù)詞.居里夫人學(xué)習(xí)非?？炭?，她總是考第一名，故填first。10．not考查固定用法。強(qiáng)調(diào)“直到……才”，用notuntil，故填not.