【文档说明】高中英语课时作业（人教版选修第一册）课时作业 15.docx，共(6)页，34.586 KB，由小赞的店铺上传

转载请保留链接：https://www.doc5u.com/view-eee82d330c01bc692fab4fe5c040f8df.html

以下为本文档部分文字说明：

课时作业(十五)Unit5SectionⅢUsingLanguage层级一课时跟踪检测维度1单词拼写1．Goodnutritionis________(必要的)ifpatientsaretomakeaquickrecovery.2．Apartf

romwhatyouhavementionedabove,doyouhaveany________(其他的)plan?3．Toreducepollutionandproducehealthyfood,somefa

rmershaveturnedto________(有机的)farming.4．Tomyamazement,hisopinionissimilartomineinmany________(方面).5．It________(消化)yourfoodandsendsvitaminsandminera

lsintotheblood.6．Itisalwaysimportanttochooseenjoyable,________(有营养的)foods.7．Thereis________(广泛的)supportforthenewproposals.8．These________(化学物质)in

thefoodsupplybuildupinpeople'sbodiesovertime.9．Itishightimethatweforbadesettingofffireworksin________(城镇的)areas.10．Justasthesayingg

oes,“Nothingistobegotwithoutpainsbut________(贫穷).”维度2单句语法填空1．Thereweresomanycarsheldupbytheheavyrainthatwehadnoaltern

ativebut________(wait).2．Itisessentialthathe________(get)somereliableinformationbeforemakinginferences.3．Astheeducatorputsit,_

_______(expand)yourknowledgebyreadingmorebooksisawisechoice.4．________somescientistshavefoundisthatth

eirlong­termusecansometimesharmboththelandandpeople'shealth.5．Shedevotedherself________(entire)toherresearchanditearnedheragoodreputationinhe

rfield.6．Organicfarmersalsousemanyother________(method)toproducerichsoil.7．Thegoalofusingdifferentorganicfar

mingmethodsistogrowgoodfoodwhile________(avoid)damagetotheenvironmentortopeople'shealth.8．Lastyear,thenewelectricpowerplant________(ge

nerate)enoughenergytopowerthewholecity.9．We,as________(educate)stronglyopposeprotectingchildrentoomuch.10．Wefeltathomewithh

erandwereimpressedwiththe________(deep)ofherknowledge.维度3完成句子1．阅读好书既能丰富我们的头脑又能教我们分辨是非。Readinggoodbookscan____________________________teachus

totellrightfromwrong.2．我们必须更好地利用可替代能源，比如太阳能和风能。Weshould____________________________，suchassolarandwindpower.3

．关于健康生活，不同的人有着不同的观点。________________________，differentpeoplehavedifferentopinions.4．保持环境清洁无污染是让人们生活健康的关键一步。____________________________________

____________________________________isthekeysteptomakepeople'slifehealthy.5．更多的高速公路被建设完成，使人们到中国各地旅行更加方便。Morehighwayshavebeenbuilt,__________

____________peopletotravelaroundChina.维度4课文语法填空Chemicalpesticidesandartificialfertilisers1.________(be)inwidespreaduseinfarmingsincethemiddleofthe20

thcentury.Overtime,however,2.________somescientistshavefoundisthattheirlong­termusecansometimesharmboththeland3.________people'shealth.Forexamp

le,pesticidescandamagethelandby4.________(kill)notonlyharmfulbacteriaandinsects,butalsohelpfulones.As5.________alternative,somefarmershaves

witchedtoorganicfarming.Organicfarmersfocusonkeepingtheirsoilrichandfree6.________diseasethroughnaturalmeans.Organicfa

rmersalsousemanyothermethods7.________(produce)richsoil.Thegoalofusingdifferentorganicfarmingmethodsistogrowgoodfood.Somepeo

plewouldprefertostoptheuseofman­madechemicalsinagriculture8.________(entire).Butthereisstillalongwaytofinda

9.________(suit)solutionthatputssufficientfoodonthedinnertablewhile10.________(keep)peopleandtheenvironm

entashealthyaspossible.层级二主题阅读训练Ⅰ.阅读理解ATheorganicfoodshavegainedalotofpopularityastheyarebeingconsid

eredashealthierandtastier.Afairnumberofpeopleadvocatealarge­scaleshifttoorganicfarmingfromconventionalagriculture.Butthismig

htnotseemwell­founded.Sincethemid­19thcentury,conventionalindustrialagriculturehasbecomeincrediblyefficientonasi

mplelandtofoodbasis.Conventionalfarminggetsmoreandmorecroppersquarefootofland,whichcanmeanlesswildernessneedstobetransforme

dtofarmland.Tomakefarmingmoreefficient,conventionalagricultureusesasignificantamountofsyntheticfertiliser(合成肥料)eachyear,andallthatnitrogen(氮)en

ablesmuchfasterplantgrowth.However,thecostispaidinvastpolluteddeadzonesatthemouthsofmanyoftheworld'srivers,becausemuchofthenitrogenendsuprunnin

goffthesoilandintotheoceans.Thisalsomakesconventionalfarmingoneofthemajorthreatstotheenvironment.Toweakent

heenvironmentalimpactofagriculture,improvesoilqualityaswellasproducehealthierfoods,somefarmershaveturnedtoorga

nicfarming.Environmentalistshavealsowelcomedorganicfoodasbetterfortheplanetthanthefoodproducedbyagricultural

corporations.Organicpractices—refusingartificialfertilizersandchemicalpesticides—areconsideredfarmoresustainable.Salesoforganicfoodrose7.7%in

2010,upto$26.7billion—andpeoplearemakingthosepurchasesfortheirmoralsensesasmuchastheirtongues.Yetanewmeta­analysisinNaturedoesthe

mathandcomestoahardconclusion:organicfarmingproduces25%fewercropsonaveragethanconventionalagriculture.IntheNatureanalysis,scienti

stsperformedananalysisof66studiescomparingconventionalandorganicmethodsacross34differentcropspecies,fromfruitstograins.

Theyfoundthatorganicfarmingdeliveredaloweroutputforeverycroptype,thoughthedifferencevariedwidely.Forcropslikefru

ittrees,organictrailed(落后于)conventionalagriculturebyjust5%.Yetformajorgraincropsandvegetables—allofwhichprovidetheworld'smaincal

ories—conventionalagricultureoutperformedorganicsbymorethan25%.Whatthatmeansisthatwhileorganicfarmingmaybemoresustainablethanconventionalag

riculture,therearetrade­offs(此消彼长)witheach.Soanidealglobalagriculturesystemmayborrowthebestfrombothsystemsratherthanupho

ldingmerelyorganicorconventionalpractices.1．Whatdoweknowaboutconventionalfarming?A．Itproducesmorecropswithfewerfertilisers.B．Itachievesefficie

ncyatahugecosttotheenvironment.C．Itoffersalong­termsolutiontoglobaldemandforfood.D．Itperformsfarbetterforeachcroptypethanorganicfarmin

g.2．Whatdoestheauthormostprobablyagreewith?A．Employingorganicfarmingtoplantrice.B．Adoptingorganicpracti

cestogrowpotato.C．Usingconventionalmethodstoplantcabbage.D．Applyingconventionalfarmingtogrowapple.3．What'stheauthor'spurposeofwritingthepassage?A．

Tocomparetwotypesoffarming.B．Tocriticizeconventionalagriculture.C．Todiscussthedevelopmentoffarming.D．Toargueforareali

sticagriculturesystem.BPierreDéomhasspenthisentirelifeclosetothewoodsandfieldsthatheloves.Twiceayear,hismagazin

e,LaHulotte,focusesonananimalorplantnativetotheFrenchcountryside.The100theditionwaspublishedin2013.Th

emagazinehasmorethan150，000subscribersinmanycountries,andisdoingverywellfinancially.DéomsaysitallbeganinJanuary1972,whenhewasteachingscienceinaone

­roomschoolhousehere.“Itupsetmehowtheforestsandswampswerebeginningtoberuined.Theword‘ecology’didn'treallyexistyet.SomefriendsandIwa

ntedtocallattentiontotheissue.Sowesaid,let'seducatethekids.They'rereadytohearourmessage.”Sohetookastepintotheunknown,planningtopublishhisn

aturejournal.Déomdoesalltheresearchandwritingandtheillustrations(插图)ofthemagazinebyhand.Hecombinesscienceandhumourinhiswritinganddrawingst

odescribethedailylifeandsufferingsofhiscreatures.AnimalsyoumightoverlookorconsiderdullaremagicallyandvividlybroughttolifeinLaHulotte.“Itrytowritea

boutanimalsandplantsthatareeasytofindbecauseIwantkidstoputonboots,takeamagnifyingglass,gotothewoodsandfieldstoobserveandbeamazedbywhat

theyfind，”Déomsays.Anditseemstowork.BiologistJeromeFournierbegansubscribingtoLaHulottewhenhewasjusteightyearsold.“Formei

twasthefirstcontactwithnaturewhenIwasachild.Andmaybeit'sthebeginningformylifeofscientist.Ithinkso.”What'samazingisitsapproach.Th

emagazinehasrealisticdrawingsandalsoalittlecastofcartooncreatureswhocommentonthingsandgivedifferentviews.Youcanreaditasanadu

ltorachild;itcanbeunderstoodontwodifferentlevels.Soscientists,regularpeopleandchildrenallgetsomethingoutofit.“It'sextraordinary，”F

ourniersays,whoworksattheNationalMuseumofNaturalHistoryinParis,wherehesaysLaHulottehasacrazyfollowing.4．Whatdoestheunderlinedwor

d“subscribers”inParagraph2probablymean?A．Readers.B．Editors.C．Sellers.D．Collectors.5．What'sthepurposeofc

reatingthemagazine?A．Tomakealotofmoney.B．Tofinishthetaskofteaching.C．Toenlargetheareasofforests.D．Topromotepeople'sawarenessofecology.6．Whichwo

rdscanbestdescribethemagazineLaHulotte?A．Scientificandinteresting.B．Magicalanddull.C．Vividandunreal.D．Hardtounderstand.7．Whatcanwe

learnfromthelastparagraph?A．Themagazineisacartoonone.B．Adultsfindthemagazinetooeasy.C．Manyscientistsarethefansofthemagaz

ine.D．Themagazineisnotfitforregularpeopletoread.Ⅱ.七选五Aslongaswehavebeenonearth,wehaveusedtheseaaround

us.Wetakefromtheocean,andwegivetoit.Wetakefishesfromtheocean—millionsofkilogramsoffish,everyyear,tofeedmillionsofpeople.__1

__Wetakemineralsfromtheocean.Onewaytogetsaltistoplaceseawaterinashallowbasinandleaveituntilitevaporates(蒸发)._

_2__Muchgoldandsilverdriftdissolvedinthewatersofthesea,too.Buttheseadoesnotgivethemupbysimpleevaporation.Othe

rgiftsfromtheseaarepearls,spongesandseaweed.Pearlsbecomejewelry.__3__Seaweedbecomesfoodofmanykinds—e

vencandy,andicecream—aswellasmedicine.Believeitornot,freshwaterisanothergiftfromthesea.Wecannotdrinkoceanwater.__4__Butoceanwaterbecomes

freshwaterwhenthesaltsareremoved.Inthefuture,wewillfindourselvesdependingmoreandmoreonfreshwaterfromthesea.Theseagivesusfood,fertiliser,minerals,

water,andothergifts.Whatdowegivethesea?Garbage.__5__Hugeasitis,theoceancannotholdallthewaterthatwepourintoit.Dumpinggar

bageintotheoceaniskillingoffsealife.Yetastheworldpopulationgrows,wemayneedtheseaanditsgiftsmorethanever.Wearefinallylearningthatifwedestroyourseas,

wemightalsodestroyourselves.Hopefully,itisnottoolate.A．Naturalspongesbecomecleaningaids.B．Wepollutetheoceanwh

enweuseitasagarbagedump.C．Theareaoftheseaisbecomingsmallerandsmaller.D．Alongwithsalt,othermineralsareleftafterevaporation.E．Weevenusetheirbonesfo

rfertiliser.F．Someofitscontentsmaycauseillness.G．Wetakealotfromtheoceanandgivelittletothesea.Ⅲ.完形填空LastyearIdecided

todosomevolunteerwork.Ibeganto__1__ontheInternetanddiscoveredVolunteerUSA.ThreemonthslaterI__2__myselfonaplanetoPhoenix,Arizona.Iwa

s__3__atthethoughtoflivingwithloadsofnewpeopleforthreemonths.However,withinfifteenminutesof__4__，mywor

rieshadgone.Everyonewassofriendlyandlike­mindedthatitwasvery__5__tofeelathome.IwassenttotheCoronadoNationalForestformyfirst8­day__6__.Wehadto__7_

_everythingweneededandwalkthreemilestowhereweworked.Itmaynotseemlikea__8__waybutin35℃heatandwithaheavypack,myle

gswereonfire.Myjobwastobuildastairwayoutofrock.This__9__climbingupanddownthesideofamountaininhabited(栖息)bymountainlions,althoughIshould

saytheywereonlyheard,neverseen.Threedayslater,abeautifulstairwaycameintobeing.The__10__ofknowingthatmyworkwillbeonth

atmountainsideforyearstocomeismassive.Butonthelastnightwewere__11__inathunderstorm.Iwokeupatmidnightt

ofindaswimmingpoolinmytent.Thetemperaturewascloseto__12__.Ihadtospendtherestofthenighttremblingintheonly__13__partofmytent.Needlesstosay,Isuffereda

lot.ButIknowwhateverIhavetofaceinmylifeIwasthereandI__14__.IthinkIammuch__15__forhavingtakenpartintheproject.1．A.calculateB．negotiateC．ad

vertiseD．research2．A.imaginedB．introducedC．engagedD．found3．A.annoyedB．surprisedC．scaredD．excited4．A.arrivingB．sleepingC．thinking

D．walking5．A.funnyB．complexC．luckyD．easy6．A.tourB．projectC．campaignD．course7．A.dropB．makeC．carryD．buy8．A.niceB．safeC．longD．quick9．

A.helpedB．endedC．allowedD．meant10．A.satisfactionB．ambitionC．expectationD．intention11．A.leftB．caughtC．attackedD．separated12．A.boilingB．averageC．norma

lD．freezing13．A.tidyB．dryC．newD．soft14．A.survivedB．resistedC．escapedD．recovered15．A.smarterB．strongerC．ha

ppierD．busier