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课时作业(十四)Unit5SectionⅡLearningAboutLanguage层级一课时跟踪检测维度1单句语法填空1．________weshouldhelpupafallenoldpersonornotremainsaheated

topicinChina.2．________willbeinchargeofthecompanyisamystery.3．________madeherhappywasthatshewonthefirstprizeinsuch

animportantmatch.4．________hewillspendhissummerholidayisuptohisparents.5．________YuanLongpinghadrealisedhisdreamofseawat

erricesurprisedthewholeworld.6．________movedmemostinthisfilmwasthattheboygaveallhismoneytothehomeless.7．________hewillattendtheme

etingornottomorrowdependsonhistimeschedule.8．Itisagreatpity________afamoushostdiedofcancerattheageoffifty.9．________peoplecu

tdowntoomanytreesdestroyedthebalanceofnature.10．________wecanfindasuitablesolutiontoproducesufficientfoodwhilekeepingtheenvironmentsaf

eisanimportanttopicforustoresearch.11．________worriesmostofusisthatthechemicalsmayevencausecancer.12．________makesthemostbeautifulkitewillwina

prizeintheKiteFestival.13．Itissuggested________themeetingshouldbeputoffbecauseofthebadweather.14．________youneedisagreatteacherw

holetsyoumakemistakes.15．Ithasbeenproved________eatingvegetablesinchildhoodhelpstoprotectyouagainstseriousillnessesinlaterlife.维度2语

法与写作1．她在会上所说的话对公司的发展非常重要。________________________________________________________________________tothedevelopmentofthecom

pany.2．吃绿色蔬菜有助于增强体力，这一点已经得到证实。________________________________________________________________________buildingupstrength.3．你能否成功取决于你努力的程

度。____________________________________________________________________________________________________________________________________

____________4．很明显，班主任对考试结果很满意。Itisobvious___________________________________________________________________________________

_____________________________________________________________.5．孩子们最需要的是爱而不是钱和玩具。________________________islov

eratherthanmoneyandtoys.维度3用适当的连接词填空Itremainsunknown1.________organicfoodisreallybetterforpeople.Ihavesearchedlongandit'shardtofindtheanswer.ButIc

ouldn'tfindanyscientificstudiestoproveordisprove2.________organicfoodisbetter.3.________makesorganicproductsisthattheyare

freefromthechemicalsusedonconventionallygrownproducts.So,Iturnedmyattentiontothesechemicals.Mostreportsclaimthatthesechemicals,4

.________handledproperlyandusedinsmallamounts,arenotdangeroustohumans.Althoughpesticidescanbebeneficialtosociety,theycanalso

poseriskstohumanhealthandtheenvironmentiftheyareimproperlyhandled.5.________childrenareeasilyharmedbypesticideexposureiswid

elyaccepted.Theeffectsofexposuretopesticidesincludepoisoning,eyedamageandsoon.So,6.________I'vefoundisthatth

ereisnoevidencethatthesechemicalscancauseserioushealthproblemswhenhandledproperly.Thereisnoevidencethattheycan'teither.Infact,itistrue7.___

_____wehavetomakeourowndecisionswhethertobuyorganicfoodornot.维度4语法填空Twoscientists,Germany'sBenjaminListandScotland­bornDavidMacMillan,havewonthe2

021NobelPrizeinChemistryfor1.________(develop)amolecule­building(分子建构)toolthatcanproducemanyimportan

tcompoundsina“greener”way.Theprocessofmakingmolecules2.________(require)thelinkingofindividualatomsto

getherinspecificpositions.Thiscanbeveryslowanddifficult.Formanyyears,chemistsonlyusedeithercomplexenzymes(酶)3.__

______metalcatalysts(催化剂).Thatallchangedin2000,whenListandMacMillan4.________(independence)reportedt

hatsmallorganicmoleculescanbeusedtodothesamejob.Theprocesshasmadetheproductionofsomedrugsmuch5.________(easy).Itnotedthatan6.________(e

stimate)35percentoftheworld'stotalGDP,insomewayinvolveschemicalcatalysis.Speakingafterthe7.________(announce),Listsaidtheawardcameas

a“hugesurprise”.HesaidatthebeginninghedidnotknowthatMacMillanwasworkingonthesamesubject,andhethoughthiseffortmigh

tturnouttobe,whathecalled,8.________“stupididea”．MacMillansaidthestartofhiscatalysisworkwasaprettysimpleidea9.________reallysparkedalotofdifferen

tresearch.Headded,“Thepartwe'rejustsoproudofisthatyoudon'thavetohavehugeamountsofequipmentandmoney10.__

______(do)finethingsinchemistry.”层级二主题阅读训练Ⅰ.阅读理解AToday,theworld'sdiversity(多样性)offoodcropsisquicklydecreasing.Butscientistsar

oundtheworldaretakingaction.Theyarebuildingseedbanks.Atseedbanks,scientistsstoretheseedsofmanydifferentcrops.Therearenowabout1，400seed

banksaroundtheworld.However,somebanksareinwarmcountries.Iftheelectricityfails,theseedswillgettoohotanddie.Others

eedbanksareincountriestroubledbywar.Sometimespeopledamagetheseedbanks.Ifthishappens,valuableseedscanbelostforever!Theorganisatio

nGlobalCropDiversityTrustwantedtodealwiththisproblem.So,theydecidedtobuildaglobalseedbank.Thisseedbankwouldcontainaback­up,orextrac

opy,ofalltheworld'sseeds.Smallerseedbankswouldstillcollectandkeeplocalseeds.Buttheywouldalsosendcopiesoftheirseedstotheglobalbank.Scient

istsfromtheGlobalCropDiversityTrustchosethecold,snowymountainsofSvalbard,Norwaytobuildtheglobalseedbank—theSvalbardGlobalSeedVault(斯瓦尔巴全球种子库).Or

ganisations,farmers,orlocalseedbanksstoretheirextraseedsthere.Andthepeoplewhoplacetheirseedsinthevaultaretheonlypeoplewhocanta

kethemout.TheypaytoshiptheirseedstoNorway,butitdoesnotcostthemanymoneytostoretheirseeds.TheGlobalCropDiversityTrustpa

ysforthis.CaryFowlerisascientistwhoheadstheGlobalCropDiversityTrust.Hesaid,“IftheSeedVaultsimplysuppliesseedbankswithcopiesofse

edsthatthosebankslostbyaccident,theSeedVaultwillbeworthmorethanitcost.”1．Whatisthepurposeofbuildingtheseedbank

s?A．Toresearchonseeds.B．Toproducenewseeds.C．Toprotectcropdiversity.D．Toincreasethenumberofseeds.2．Comparedwithotherseedbanks,whatistheadvan

tageoftheglobalseedbank?A．Itwasbuiltbythegovernment.B．Itismorewelcomedbyfarmers.C．Itismainlyusedbygreatscientists.D．Itcanprovideag

oodenvironmentforseeds.3．WhatcanwelearnabouttheSvalbardGlobalSeedVault?A．Ithelpstopaytheshippingcost.B．Noonecantakeseedsoutofthere.C．Thereare

nofeestostoreseedsthere.D．Itmainlyreceivesseedsfromfarmers.4．WhatisCaryFowler'sattitudetowardstheSeedVault?A．Hef

eelsitisveryimportant.B．Heissurprisedatit.C．Hethinksitcoststoomuch.D．Heisuncertainaboutit.BDuringmosttimeofthe193

0s,theGreatPlainsregionwasdestroyedbydroughtandhighwinds.HowlingacrosstheGreatPlains,thesewindssweptupthesoiloftheover­farmedlandandcreatedser

ioussandstormsofdust.Theseblacksandstormsweresothickthatdaylightseemedmorelikedusk.Yearafteryearhavingpass

edwithoutrain,thewindscontinuedtoblow,andthedustswirledendlessly.Duringthisterribleperiod,theregioncametobecalledtheDustBowl.Butthecausesofth

esandstormsweren'tjustdroughtandwinds.Inastrangeway,patriotism(爱国主义)waspartlytoblame.DuringWorldWarⅠ，theUSgovernmentencouragedfarmerstosupportthewar

byplantingmorewheat.Asfarmersincreasedtheirproduction,theirownprofitsincreased.Followingtheinventionofthefarmtractor,farmersplowed__upthousandsofa

cresofgrasslandandplantedwheat.Wheatproductionrosefast,butnaturesoonturnedsuccessintodisaster.Whenthedroughtbegan,farmersdidn'tre

alisethat,byplowingupthegrassland,theyhaddestroyedtheland'snaturalprotectionagainstsoilerosion(侵蚀).Asthedroughtcontinued,onepowerfulwinds

tormafteranotherblewacrosstheGreatPlains.Cropsdriedupandwereblownaway.Nothinggrewforyears.Eventuallymostoftherichtopsoil(表土层)wasblownaw

ay.Asyearspassed,allthemoisture(水分)inthegrounddisappeared,leavingeventhedeeprootsoftreesindust.TheGreatPlainsbecameadese

rtedplace,asthousandsofpeoplefledtoCaliforniatoescapethedustandlookforwork.Mostfoundonlylow­payingagriculturaljobs.Buttherewerethosewhorefusedto

leave.Forthesefarmers,aprogrammeencouragedthemtomakeuseofnewwaysthatwouldprotecttheprecioustopsoilfromeroding.

Butbringingthesoilbacktolifetooktime,andthefarmersstillneededrain.Rainmeantmoretothefarmersthaniteverhadbefore.Itmeantafutur

e.5．WhichofthefollowingisthemaincauseofturningtheGreatPlainsintotheDustBowl?A．Thelandwasover­farmed.B．Thehighwindsblewawayg

oodsoil.C．Therewaslastingdroughtforyears.D．Thereweremanythickblacksandstorms.6．Whatdoestheunderlinedphrase“plow

edup”inthesecondparagraphmean?A．Showupthegrasslandforfarming.B．Openupthegrasslandforfarming.C．Giveupthegrasslandforfarming.D．Giveoutth

egrasslandtothefarmers.7．Howisthethirdparagraphmainlydeveloped?A．Bythetimeorder.B．Bygivingexamples.C．Byexplo

ringcausesandeffects.D．Byexplainingtheprocess.8．Whatismainlydiscussedinthelasttwoparagraphs?A．Measurest

obetaken.B．Futureofthedestroyedregion.C．Resultsofthedisaster.D．People'sreactiontothedisaster.Ⅱ.七选五Besides

individualmodelswhochoosetoliveasimpleandsustainablelife,agrowingnumberofeco­mindedbusinessaregoingallouttole

adagreenlivingcultureincommunities.__1__Thisbrandoffersshoppersallsortsoforganicandgreenlivingnecessities,includingbutno

tlimitedtospices,dryfood,rawnoodles,spaghetti,bodywash,andskincareproducts.__2__Instead,customersare

encouragedtobringtheirowncontainerswhentheyshop.In2018whenDoraLam,co­founderofslowood,gavebirthtoherdaughter,sheandherhusband

wonderedwheretheycouldfindorganicandsustainableproductsforthebaby.__3__Therefore,thenewparentsdecided

tosetupaone­stopenvironmentallyfriendlyshopwhereresidentsareabletobuyalmostalllivingnecessities.__4__Accordingt

oDoraLam,therearesomemisunderstandingsoverthepriceof“zerowaste”products.Somepeoplehavethestereotypethattheseproductsare

expensiveorevenunaffordable.ReferringtothespicesandfoodsoldatSlowood,shesaidtheyaremoreeconomicalthanthosesoldatsupermarkets.Forex

ample,abottleofbasilthatisonsaleatSlowoodforlessthanHK$10goesforaboutHK$35atsupermarkets.__5__DoraLamhopestheco

nceptofzerowastecouldbemorewidelyacceptedinthefuture.“Everyonecanhelpbyformingeasyeco­habits,suchasusingreusableb

ottles,orderingtakeawayfoodaslessaspossible,orusinglesstissues.”shesaid.A．ThisishowSlowoodcameintobeing.B．Savingener

gyisfortheEarthandthefutureofhumanbeings.C.Theextracostcomesmainlyfromthebottleitselfanddeliveryexpenses.D．Disappointedlytheyfoundthatthe

productsweresoldindifferentstores.E．Unlikeothershops,Slowooddoesnotprovidesingleuseplasticbottlesorba

gs.F．Wheninvitedtospeakinpublic,sheadvocatessustainableandlow­carbonlifestyles.G．Slowood,aHongKongbasedchain,openeditsfourthstoreatCentralMarketinA

ugust.Ⅲ.完形填空TheGloverkidsinNewburgh,NewYork,wanttomakealittleextramoneythemselvesbeforeschoolopens.So,earlier

thisweek,theysetupalemonadestandonthesideoftheroad.__1__wasgoodduringtherushhour,atwhichpointsomepoliceofficerspulledup,and__2__WhitneyGlover,

motheroftheyoungenterprisers,thatsome__3__personhadcalledtomakecomplaintsaboutkids'sellinglemonade.Now,i

nmoststories,that'swhenthepolice__4__thestand,tellingkidstotakeafoodhandlingcourse,andgeta__5__fromther

elateddepartment.Thenthechildrengohomecompletely__6__，fortheirenterpriseisbroken.Butnotinthis__7__.Thepoliceofficerssaidthekidsweren'tdoinganythingw

rong,__8__creatingabitofatrafficjam,andtheirmotivationshouldbe__9__.Thekidsalsopromisedtomake__10__totheirscheduletoavoidtrafficproblems.After__11__f

oraphotowiththekids,theyleft.Whitneypostedthepictureonsocialmediawithexplanatorywords.The__12__storyhascreatedagreatdealoflocal__13__andthel

emonadebusinessisnowbooming.Dozensofcustomershave__14__forlemonade.“Everysingletimeyoubuyaglass,childrenl

ookamazedbythe__15__oftimeandeffortstocoinsintheirhands，”Whitneysaid.,1．A.ProgressB．BusinessC．BudgetD．Pur

pose2．A.demandedB．proposedC．warnedD．informed3．A.bitterB．generousC．anxiousD．responsible4．A.takeoverB．leaveoutC．shutdown

D．driveaway5．A.courseB．permitC．fundD．record6．A.surprisedB．frightenedC．depressedD．confused7．A.contextB．ca

seC．reasonD．respect8．A.otherthanB．insteadofC．asforD．dueto9．A.managedB．preventedC．celebratedD．reflected10．A.contributionsB．difference

sC．objectionsD．adjustments11．A.posingB．accountingC．preparingD．searching12．A.refreshingB．movingC．amusing

D．convincing13．A.apologyB．changeC．supportD．discussion14．A.stoodoutB．stoodbyC．stoppedoutD．stoppedby15．A.transformationB．devotionC．att

achmentD．supplement