2024-2025学年高中英语Module6UnexplainedMysteriesoftheNaturalWorldPeriod3课时作业含解析外研版必修4

PAGE课时分层作业二十三Module6Period3Ⅰ.依据括号内汉语提示完成句子1.Youneedn’thavewritten(本不必写)suchalongessay.Theteacheronlyaskedfor300words,andyouhavewritten600words.2.Itmusthaverained(肯定下雨了)lastnightforthegroundisquitemuddy.3.Thereisnowheretofindthem.Wherecantheyhavegone(可能去……)?4.Shedidn’tgetthereintime.Shemayhavemissed(可能错过)thebus.5.Withoutyourhelp,Iwouldn’thaveachieved(本不会取得)somuch.6.Theflowershavedied.Ishouldhavewatered(原来应当浇水)themoften.7.Youneedn’thavetaken(本不必要乘)ataxihere,foritwasnearmyhome.8.MyEnglishdictionaryhasdisappeared.Whocouldhave(可能会)takenit?9.Ifhehadworkedhard,hewouldhavepassed(原来会通过)theCollegeEntranceExamination.10.Youcan’thavemet(不行能见到)Tomtoday,forheflewtoNewYorkthismorning.Ⅱ.单句改错1.Shemaynothavegonetowork.It’sSunday.(may→can或could)2.Ihavenotseenhimforquitealongtime.Hemighthavebeenverybusy. (might→must)3.Sheistwohourslate.Whatcouldhavehappened? (could→can)4.Youshouldcometothemeeting.Whatwasthereasonforyourabsence? (come前加have)5.Iwasreallyanxiousaboutyou.Youneedn’thavelefthomewithoutaword. (needn’t→shouldn’t)6.Therewasplentyoftime.Shecouldn’thavehurried. (couldn’t→needn’t)7.Youcanhavecomeherealittleearlier,butyoumissedaveryimportantlecture. (can→could)8.Heshouldhavearrivedhomebynow.Let’sringhimupagain. (should→may/might)9.Iftheyinformedus,wewouldnotcomeherenow. (informed前加had)10.IfIwasyou,Iwouldtrymybesttograspthechance. (was→were)【规律方法】虚拟语气的基本用法①虚拟语气表示与现在事实相反的假设,if从句的谓语形式用动词的过去式(be动词一般用were),主句用would/should/could/might+动词原形。例如:IfIwereinyourposition,Iwouldmarryher.②虚拟语气表示与过去事实相反的假设,if从句的谓语形式用过去完成时,即had+过去分词,主句用would/should/could/might+have+过去分词。例如:Ifithadnotrainedsohardyesterday,wecouldhaveplayedtennis.③虚拟语气表示与将来事实相反的假设,if从句的谓语有三种形式:动词过去式、wereto+动词原形、should+动词原形,主句用would/should/could/might+动词原形。Ⅰ.阅读理解AOnenightinMarch1999,amanwasdrivingfromCaliforniatoOregon,US,tovisitsomefriends.Hehadstoppedhiscartohavesomefoodwhenhestartedtohearstrangenoises.Turningontheheadlights,hesawan8-foot-tallcreaturecoveredinthick,darkhair.Thecreaturestaredathimforaminute,turnedintheroadandwalkedoffslowlyintothewoods.Inthepast50yearsalone,therehavebeenthousandsofreportedsightingsofsimilarcreaturesintheUS,Canada,theHimalayasandevenHubeiProvinceinChina.Thecreatureisknownasbigfoot.Bigfootissaidtobeaverytall(between2and4.5metres),ape-like(类人猿似的)creaturethatiscoveredinhairandwalksuprightontwolegs.Itisverywary(警惕的)ofhumanbeings.Believersthinkbigfootisadirectdescendent(后代)ofancientgiantopithecus(巨猿).Butitremainsoneoftheplanet’sundiscoveredsecrets.Thereisalittleevidencetosupportthebelievers’theory:tracesofhair,footprintsandbodyprintsaswellasthereportedsightings.Somepeoplehaveevenshowedwhattheysaywithphotosorfilmsofbigfoot.Butsofar,noonehasfoundbonesoranyotherdefiniteproofthatthegiantcreatureexists.Asaresult,manypeoplebelievetheevidenceisjustpartofabigtrick.Thefootprintsareeasytomakeandtheysay:allyouneedtodoismaketwolargefeetoutofplaster(石膏),attachthemtothebottomofyourshoesandwalkwithbigsteps.Asforthephotosandfilms,theyarejustpeopledressedinapesuits.Theyalsosaythesightingsarenotreal,justpeoplemakingmistakes.Forexample,bigfootcouldbeabearlivinginthewildthatsometimesstandsuponitsbacklegs.【语篇概述】本文描述了“野人”的一些目击证据并对其进行了分析说明,也给出了一些相对比较科学的揣测。1.Sofarwhatwecanbesureaboutisthat_________.

A.thereexistsavages(野人)inseveralplacesintheworldB.therearesometracesofhair,footprintsandbodyprintsofthe“bigfoot”C.bigfootisadirectdescendentofancientgiantopithecusD.allthesavagesdiscoveredhavethesamelook【解析】选B。细微环节理解题。依据第四段第三句Thereisalittleevidencetosupportthebelievers’theory:tracesofhair,footprintsandbodyprintsaswellasthereportedsightings.可知,的确是有“bigfoot”留下的痕迹,究竟是谁留下的,谁也没有把握。2.Itwasin_________thatmanfirstfoundtheape-likecreature.

A.1999 B.the1960sC.the1950s D.the1940s【解析】选C。细微环节理解题。依据第一段中的inMarch1999及其次段第一句Inthepast50yearsalone,therehavebeenthousandsofreportedsightingsofsimilarcreaturesintheUS,Canada,theHimalayasandevenHubeiProvinceinChina.可知,是在20世纪50年头。3.Thearticleinfersbutdoesn’tsaysothatsomepeople_________bigfoot’sexistence.

A.mayfooltheworldintobelievingB.havedefiniteevidencestoproveC.refusetobelieveD.willsoonofferproofsof【解析】选A。推理推断题。依据第六段Asaresult,manypeoplebelievetheevidenceisjustpartofabigtrick.可知,作者在示意有人有意捏造证据,骗人信任“野人”的存在。4.Ifbigfootisjustamisunderstanding,whattheysawmightNOTbe_________.

A.apesB.bearsC.giantopithecusD.peopledressedinanimalskins【解析】选C。推理推断题。假如真的是giantopithecus留下的脚印,那就证明的确有这样的动物,而整篇文章都是用的推想的语气,由此可知答案为C。BImagineputtingaseedinafreezer,waiting30,000years,andthentakingtheseedoutandplantingit.Doyouthinkaflowerwouldgrow?Amazingly,scientistshavejustmanagedtodosomethingverysimilar.TheyfoundthefruitofanancientplantthathadbeenfrozenundergroundinSiberia—aregioncoveringcentralandeasternRussia—forabout31,800years.Usingpiecesofthefruit,thescientistsgrewplantsinalab.Thenewbloomshavedelicatewhitepetals.Theyarealsotheoldestfloweringplantsthatresearchershaveeverrevivedfromadeepfreeze.“Thisislikeregeneratingadinosaurfromtissuesofanancientegg,”saidUniversityofCalifornia,LosAngelesbiologistJaneShen-Miller.Theplanthasalonghistory.Backwhenmammoths(猛犸)andwoollyrhinoceroses(犀牛)walkedtheland,anArcticgroundsquirrelburiedseedsandfruitsinanundergroundchamberneartheKolymaRiverinnortheasternSiberia.Thegroundbecamepermafrost,alayerofsoilthatstaysfrozenforalongtime.Recently,Russianscientistsdugouttheoldsquirrelholeandfoundtheplantremains38metersbelowthesurface.Backatthelab,theteamfednutrientstotissuefromthreeofthefruitstogrowshoots.Thenthescientiststransferredtheshootstopotsfilledwithsoil.Theplantsproducedseedsthatcouldbeusedtogrowevenmoreofthem.It’simportantforscientiststoknowthatplanttissuescanstillberevivedafterbeingfrozenforalongtime.That’sbecausemanyresearchersaretryingtopreservetheseedsofmodernplantsbyfreezingthemandthenstoringthemingiantlockersatvariousspotsaroundtheglobe.Onesuchendeavor,anundergroundfacilityinNorway,iscalledtheSvalbardGlobalSeedVault.Itstoreshundredsofthousandsoffrozenseeds.Ifaplantevergoesextinct,scientistscouldbringitbackbytakingitsseedsfromtheSvalbardorotherstoragelockers.“Nooneknowshowlongtheyareabletolivefor,butfreezingisbasicallytheformatformanyplantconservationattemptsnowadays.”Shen-Millersaid.It’sagoodthingthatatleastsomeplantsaretoughenoughtosurvivetheexperience.【语篇概述】短文介绍了一个关于植物组织在长期冷冻后仍能复活的科研项目。5.Howdidthefruitoriginallygetunderground?A.Itwasplacedtherebyananimal.B.Itwastrappedthereduringtheice-age.C.Itwasplantedtherebyancientfarmers.D.Itwasburiedthereaftertheearthquake.【解析】选A。细微环节理解题。依据第四段其次句Backwhenmammothsandwoollyrhinoceroseswalkedtheland,anArcticgroundsquirrelburiedseedsandfruitsinanundergroundchamberneartheKolymaRiverinnortheasternSiberia.可知最初的时候是被动物放在地下的,故选A。6.WhichofthefollowingwasNOTusedtorecreatetheancientplant?A.Modernnutrients. B.Partsofitsfruit.C.Itsfrozenseeds. D.Plantpotswithsoil.【解析】选C。细微环节理解题。依据第五段Russianscientistsdugouttheoldsquirrelholeandfoundtheplantremains38metersbelowthesurface.Backatthelab,theteamfednutrientstotissuefromthreeofthefruitstogrowshoots.Thenthescientiststransferredtheshootstopotsfilledwithsoil.从果实的一部分取组织,然后给这些组织肯定的养分,然后把嫩芽放在有土壤的盆里就能再重新栽培出古代的植物,这里没有提到冻了的种子,故选C。7.Whyarescientistsinterestedinthisdiscovery?A.Ithelpsthemlearnhowplantlifehaschangedinthepast30,000years.B.Itcanhelpguidefutureeffortstoprotectendangeredplant-life.C.Itcanprovidedirectionsforwheretolookforotherancientplants.D.Itprovesthatallplantlifecansurviveforthousandsofyearswhenfrozen.【解析】选B。细微环节理解题。依据第六段其次句That’sbecausemanyresearchersaretryingtopreservetheseedsofmodernplantsbyfreezingthemandthenstoringthemingiantlockersatvariousspotsaroundtheglobe.以及最终一句Ifaplantevergoesextinct,scientistscouldbringitbackbytakingitsseedsfromtheSvalbardorotherstoragelockers.有了这个重要的发觉有助于帮助我们将来去爱护频临灭亡的植物,故选B。8.Theunderlinedword“they”inthefinalparagraphrefersto_________.

A.plants B.seedsC.scientists D.storagelockers【解析】选B。词义揣测题。依据第六段最终一句Ifaplantevergoesextinct,scientistscouldbringitbackbytakingitsseedsfromtheSvalbardorotherstoragelockers.及最终一段第一句中的abletolivefor应当指的是种子能够活多长,故选B。9.Thepurposeofthepassageisto_________.

A.discussaplantconservationeffortB.introducesomeancientplantsC.outlinesomecausesofglobalwarmingD.describeascientificresearchproject【解析】选D。作者意图题。纵观全文的内容可知短文介绍了一个科研项目,故选D。Ⅱ.语法填空阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。JaneGoodall,whohadintended1._________(work)withanimalsintheirownenvironmentsinceherchildhood,wenttoAfricaanddevoted2._________(her)to3._________(study)thebehaviorofchimps.Itwashard4._________sheconsidereditas5._________worthwhilecareer.Throughherstudy,welearnedmuchmoreaboutchimps.Shearguedthatthelifeoftheseanimalsshould6._________(respect)andthattheyshouldbeleftinthewildandnotusedforentertainment.Besides,shewasvery7._________(consider)totheseanimals.Now,shehasdoneeverything8._________shewantedtodo,which9._________(inspire)thosewhowanttocheerthe10._________(achieve)ofwomen.

【语篇概述】本文主要介绍了闻名的动物学家——珍·古道尔。1.【解析】towork。考查非谓语动词。intendtodosth.准备做某事。不定式作宾语。2.【解析】herself。考查反身代词。devoteoneselfto是习惯搭配,“致力于……”。3.【解析】studying。考查动名词。devoteoneselfto致力于,献身于,to是介词。4.【解析】but。考查连词。这很难,但是她认为这是一份很值得做的事业。5.【解析】a。考查冠词。aworthwhilecareer一份值得做的事业。6.【解析】berespected。考查被动语态。她认为这些动物的生命应当被敬重。7.【解析】considerate。考查形容词。她对这些动物很爱护。considerate爱护的,考虑周全的。8.【解析】that。考查定语从句。定语从句的先行词是不定代词everything。【补偿训练】句式仿写①他是第一个通过考试的人。Hewasthefirstpersonthatpassedtheexam.

②这就是我丢的那辆自行车。ThisisthesamebikethatIlost.

③我能清晰地