2020版高考英语总复习Unit2Workingtheland课时作业必修4.docx

Unit2 Working the land.阅读理解AThehealthofmillionscouldbeatriskbecausesuppliesofmedicinalplantsarebeingusedup.Theseplantsareusedtomaketraditionalmedicine,includingdrugstofightcancer. “Thelossofmedicinalplantsisaquietdisaster,” saysSaraOldfield,SecretaryGeneraloftheNGOBotanicGardensConservationInternational.Mostpeopleworldwiderelyonherbal(药草制的)medicineswhicharegotmostlyfromwildplants.Butsome15,000ofthe50,000medicinalspeciesareunderthreatofdyingout,accordingtothereportfromtheinternationalconservationgroupPlantlife.ShortageshavebeenreportedinChina,India,Kenya,Nepal,TanzaniaandUganda.“Over-harvestingdoesthemostharm,thoughpollutionandcompetitionfrominvasivespecies(入侵物种)andhabitatdestructionallcontribute.Businessmengenerallyharvestmedicinalplants,notcaringaboutsustainability(可持续性),” thePlantlifereportsays. “Damageisseriouspartlybecausetheyhavenoideaaboutit,butitismainlybecausesuchcollectionisunorganized.” MedicinaltreesatriskincludetheHimalayanyew(紫杉)andtheAfricancherry,whichareusedtotreatsomecancers.Thesolution,saysthereportsauthor,AlanHamilton,istoencouragelocalpeopletoprotecttheseplants.TenprojectsstudiedbyPlantlifeinIndia,Pakistan,China,Nepal,UgandaandKenyashowedthismethodcansucceed.InUganda,theprojecthaskeptasustainablesupplyoflow-costcancertreatments,andinChinaapublic-runmedicinalplantprojecthasbeencreatedforthefirsttime.“Improvinghealth,earninganincomeandkeepingculturaltraditionsareimportantinencouragingpeopletoprotectmedicinalplants,” saysHamilton, “Youhavetopayattentiontowhatpeopleareinterestedin.”GhilleanPrance,theformerdirectoroftheRoyalBotanicGardens,KewinLondon,agreesthatmedicinalplantsareinneedofprotection. “Notnearlyenoughisbeingdone,” hetoldNewScientist. “Wearedestroyingtheveryplantsthatareofmostusetous.”1.Whatcanwelearnfromthefirsttwoparagraphs?A.Millionsofpeoplearethreatenedwithcancer.B.Mostcountriesseeashortageofherbalmedicines.C.Abouttwothirdsofmedicinalspecieswilldisappear.D.Anumberofmedicinalspeciesareindangerofextinction.2.Whatisthemajorfactorthatcausesthedecreasingofsuppliesofmedicinalplants?A.Over-harvesting.B.Habitatdestruction.C.Pollution.D.Invasivespecies.3.Whatdoestheunderlinedword “it” inParagraph3referto?A.Pollution.B.Otherspeciesinvasion.C.Sustainability.D.Over-harvesting.4.Whatcanbeinferredfromthepassage?A.Protectingmedicinalplantshasalongwaytogo.B.Localpeopledontknowhowtoprotectmedicinalplants.C.GhilleanPranceisoptimisticaboutmedicinalplantsfuture.D.Chinahasmadegreatprogressinprotectingmedicinalplants.BOurmotherearthisgoingthroughaverytoughsituationandwe,theentirehumanrace,aredestroyingourenvironmentconsciouslyorunconsciouslywithoutevenrealizingitsconsequences.Nowwehavetoactverysmartandplansomethingtosustain(保持)whatwestillhave,gettingallnecessarysupportfromnaturetoleadhealthylives.Gardeningisalwaysanexcellentandenvironment-friendlyidea.Ifyoucangoforsustainablegardening,thenitwillbeevenmoreusefulforall.Gardeningisafavouritehobbyformany.Itistimetochannelizeyourhobbytowardsamoremeaningfulmotivation.Whenwedogardeningweneedtousedifferentingredientstogrowplants.Someofthemarenaturalresourceslikewater,landscape,soil,sunshine,andmanythingslikethese.Usingtheseresourcessmartlyisapartofsustainablegardening.Somesimpletechniquesinclude:uselesswaterandorganicthingstogrowplants;trytostorerainwatersothatyoucanusethemforgardening;tryusinglessenergy-drivendevices;avoidusingplasticsinanyformwhilegardening;reusetheleavesfromyourgardentofertilizethem.Thesearethebasicsustainablemeasures.Todosoweneedtohaveproperknowledgeaboutgardeninganditsrequirementssothatwecanuseproperresourceswithoutwastinganyofthem.Intodaysbusylifewedontgetmuchtimetospendonourenvironment.Gardeninggivesusachancetodoso.Wecanalsohavesomepesticide-freeandfreshfoodifwegrowtheminourgarden.Thisistherighttimetodosomegoodtoprotectourownenvironmentandgardeningisoneoftheeasiestways.Doyouwanttostartgardening,butyourenotsurehow?Clickhere:.5.Whatdoestheunderlinedword “channelize” inParagraph2referto?A.Cause.B.Transform.C.Direct.D.Associate.6.Whichofthefollowingbelongstoasustainablemeasure?A.Useadvancedelectricalmachines.B.Avoidfertilizers.C.Waterplantswithcollectedrainwater.D.Clearawaytheleaves.7.Whatisthebenefitofsustainablegardening?A.Itrequireslittlewater.B.Itneedsnofertilizer.C.Itbreaksupplastics.D.Itconsumeslessenergy.8.Whereisthepassageprobablytakenfrom?A.Anewspaper.B.Internet.C.Aguidebook.D.Asciencereport.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。Iplantedarosegarden.Mydadvisitedusnottoolongafteronahotsummerday.He1.(seat)intheshadeofanappletree,sippinglemonade. “Sorry,” hesaid, “Icantgardenwithyou.” Hedhadphysicalproblems2.(late).“Youcangivemesometips,” Ireplied.“Yourea3.(good)gardenerthanIeverwas,” hetoldme.Inearlyburstintotears. “Nottrue,” Isaid4.achokedvoice. “Besides,youtaughtmeeverythingIknow.”Heabsorbedthatforaminute,thensaid, “Well,whydont5.trymovingthatoneoverthere?” Heraisedhiscaneandpointedtoabed.DadwatchedasImovedtheplant,untangledtheroots,poppeditinthesoil,pressedthedirtallaroundwithmyheel,pickedspentblossoms6.cutoffstrugglingstemsIwatered.Thescentofthesoilandflowersshotinto7.air.Later,weate8.(peach)togetheroverthekitchensink,9.(stare)outatthegarden.Mysonjoinedus.Thepeachjuiceranoverourfingersandfaces.Wewere10.(silence)andcontent.短文改错Inthepasttwoyears,ourschoolhadorganizedmanyactivities.Whatimpressedmemostwasanactivitycalling “LearningtoFarm”.Inanautumnafternoon,wewenttothefarm,wherewelearnedtoplantpotatoes.Havingbeeninthecityforsuchalongtime,wearesohappytogotothecountryside.Afterwegotthere,weweredividedintothreegroups,westartedtowork.Somestudentscutpotatoesintopieces,somedughole,andtheothersputthepiecesofpotatoesintotheholes,puttheearthbackandpushedthemdownhard.Wewereallbusyworkingasalltheworkwasdone.Thoughweweretiredout,wefeltpleasedonourwaybacktohome.课时作业(十七). A【文章大意】 本文是一篇说明文,主要介绍了药用植物供应短缺现象和其形成的原因以及如何保护等。1.D细节理解题。根据第一段最后一句和第二段第二句可知,许多种药用植物濒临灭绝,故选D。2.A细节理解题。根据第三段第一句“Over-harvesting does the most harm, though pollution and competition from invasive species (入侵物种) and habitat destruction all contribute.”可知,药用植物供应量下降的主要原因是过度采摘,故选A。3.C代词指代题。根据第三段第二句可知,此处画线的it指代的是药用植物的可持续性,故选C。4.A推理判断题。根据最后一段最后一句“Not nearly enough is being done, he told New Scientist. We are destroying the very plants that are of most use to us.”可推知,保护药用植物任重而道远,故选A。B【文章大意】 本文是一篇说明文,主要介绍了可以促进环保的园艺兴趣培养。5.B词义猜测题。根据语境“towards a more meaningful motivation”可推知,此处的channelize意为“转移或开发新的兴趣渠道”,故选B。6.C细节理解题。根据第三段第四句“try to store rainwater so that you can use them for gardening”可知,利用收集的雨水来进行园艺是一种可持续的环保方式,故选C。7.D推理判断题。根据第三段第三句和最后一句可推知,可持续园艺的好处在于环保,减少资源的利用或者浪费,故选D。8.B推理判断题。根据最后一段最后一句“Click here: http:/ www. .”可推知,本文选材于网络内容,故选B。.【文章大意】 本文是一篇记叙文,主要讲述了在父亲的指导下,作者侍弄园子,并享受劳动成果的故事。1.was seated考查动词的时态和语态。固定词组搭配:be seated意为“落座”,符合语境,且与上文planted呼应,故用一般过去时的被动语态。2.lately考查词性转换。lately意为“近来”,与句子的过去完成时呼应。3.better考查形容词比较级。与句子中的比较级符号than呼应可知,此处用形容词比较级的形式,作定语。4.in考查介词。in a chocked voice意为“用哽咽的声音说”,结合语境可知,此处用介词in。5.you考查代词。与上文“You can give me some tips, I replied.”呼应可知,此处父亲给作者提出了一些建议,故用代词you。6.and考查连词。根据语境可知,此处表示几个动作的连续进行,故用连词and,表示并列和顺接关系。7.the考查冠词。air是独一无二的事物,故用定冠词修饰。8.peaches考查名词复数。peach是可数名词,且没有被冠词修饰,故用复数形式。9.staring考查非谓语动词。stare和句子谓语at