大学英语英语四级练习卷（答案） (四)

大学英语四级试练习卷

一、阅读理解

阅读理解（一）

Treesshouldonlybeprunedwhenthereisagoodandclearreasonfor

doingsoand,fortunately,thenumberofsuchreasonsissmall.Pruning

involvesthecuttingawayofobergrownandunwantedbranches,andthe

inexperiencedgardenercanbeencouragedbythethoughtthatmoredamage

resultsfromdoingitunnecessarilythanfromleavingthetreetogrow

initsownway.First,pruningmaybedonetomakesurethattreeshave

adesiredshapeorsize.Theobjectmaybetogetatreeoftheright

height,andatthesametimetohelpthegrowthofsmallsidebranches

whichwillthickenitsappearanceorgiveitaspecialshape.Secondly,

pruningmaybedonetomakethetreehealthier.Youmaycutdiseaedor

deadwood,orbranchesthatarerubbingagainsteachotherandthuscause

wounds.Thehealthofatreemaybeencouragedbyremovingbranchesthat

areblockingupthecentreandsopreventingthefreemovementofair.

Oneresultofpruningisthatanopenwoundisleftonthetreeandthis

providesaneasyentryfordisease,butitisawoundthatwillheal.Often

thereisaracebetweenthehealingandthedeseaseastowhetherthe

treewillliveordie,sothatthereisaperiodwhenthetreeisatrisk.

Itshouldbetheaimofeverygardenertoreducewhichhasbeenpruned

smoothandclean,forhealingwillbesloweddownbyroughness.Youshould

allowthecutsurfacetodryforafewhursandthenpaintitwithone

ofthesubstancesavailablefromgardenshopsproducedespeciallyfor

thispurpose.Pruningisusuallywithoutinterferencefromtheleaves

andalsoitisveryunlikelythatthecutsyumakewillbleeD.Ifthis

doeshappen,itis,ofcourse,impossibletopaintthemproperly.

1.Pruningshouldbedoneto_____.

A.makethetreegrowtallerB.improvetheshapeofthetreeC.getrid

ofthesmallbranchesD.makethesmallbranchesthicker

2.Treesbecomeunhealthyifthegardener.

A.allowstoomanybranchestogrowinthemiddleB.doesnotprojectthem

fromwindC.forcesthemtogrowtooquicklyD.damagessomeofthesmall

sidebranches

3.Whyisaspecialsubstancepaintedonthetree?

A.Tomakeawoundsmooth

B.Topreventdiseaseenteringawound

C.Tocoveraroughsurface

D.Tohelpawoundtodry

4.Agoodgardenerprunesatree.

A.atintervalsthroughouttheyearB.asquicklyaspossible

C.occasionallywhennecessaryD.regulareverywinter

5.Whatwastheauthor，spurposewhenwritingthis?

A.Togivepraticalinstructionforpruningatree.

B.Togiveageneraldescriptionofpruning

C.Toexplainhowtreesdevelopdiseases

D.Todiscussdifferentmethodsofpruning.

阅读理解（二）

Liberia,theoldestindependentNegrostateinWestAfrica,hasbeen

strugglingforsurvialeversinceitsfoundationin1822.Progresshas

beenhamperedbyconstanthostilitybetweentheAmericanNegroeswhose

familiesreturnedthereintheearly19thcentury,andtheWestAfricans

whoseancestorsneverleftthecontinent.Thoughthetwogroupsareof

thesamerace,theyaredividedbylanguageandoutlookandregardeach

otherwithdeepsuspicioncreatingaconflictwhichwasnotforeseenby

Liberia*sfounders.Inaddition,neighboringstates,native

tribel,disease,andpovertyhavemadelifedangerousanddifficult.The

governmenthastrieddesperately,

throughloansandatrickleoftrade,tomakeendsmeet.Anxietyabout

financialmatterslessenedsomewhatwhen,in1910,theUnitedStates

acceptedresponsibilityforLiboria，ssruvival.However,notuntil

HarveyFirestone,theAmericanrubberking,decidedthattheUnited

Statesmustproduceitsownrubber----withLiberiaasthesiteofthe

rubberplantations----didliberiahavemuchhopeofpayingitsdebtsand

balancingitsbudget.Therubberindustry,foundedinthe1920,s,andthe

activitythatfolloweditbroughtbothprogerssandprofittoLiberi

A.BeforethattimeLiberiahadnoroads,nomechanicaltransportand

nogoodport;itspeoplehad1ittleeducationandfewtools.Liberians

feelthatthecountryisbeingruledbyrubber.Forthisreason,the

recentdiscoveryofironoreisimportant.Liberianleadersaretrying

tomoderatethepoweroftheruvverindustryandtoestaglishthe

country5spoliticalandeconomicindependence.

1.Liberiahasbeeninidffcultysinceitsindependencemainly

because.

A.theamericannegroesdonotwanttohelpthecountry.B.therehavebeen

constanthostilityandsuspicionbetweendifferenttribesinthe

country.C.therehavenbeenconstanthostilityandsuspicionbetweentwo

groupsofthesametride.D.thegovermenthasadopedawrongpolicy

2.“Thegovernmenthastrieddesperately,throughloansandatrickleof

trade,tomakeendsmeet.z，tomakeendsmeet"means.

A.thegovermenthastoborrowmoneyfromothersB.thegovermenthasto

lendmoneytoothersC.thegovermentdoesn，thavetoborroworlendmoney

D.thegovermenthaseithertoborroworto1endmoney

3.Thecountry，sfinancebegantoimproveabitin.

A.1822B.1910C.1920D.1920's

4.TheLiberians'sattitudeontoimproveabitin.

A.atotalagreementB.atotaldisagreementC.ahostilityD.notatotal

agreement

5.Thebesttitleforthisis.

A.AmericanNegroesinWestAfrica

B.liberia----apoorcountry

C.liberiaanditsdevelopment

D.liberia---acountrywithrichrubberandiron

二、完型填空

Moreandmorestudentswanttostudyin“hot”majors.1aresult,many

studentswantto2theirinterestsandstudyinthese3suchasforeign

languages,internationalbusinessandlaw,etC.Fewerandfewerstudents

choosescientificmajors,4maths,physicsandbiology,andar二majors,

5history,Chineseandphilosophy.6studentscanstudyinthese“hot”

majors,becausethenumberofthese"hot"majors7limiteD.Ifone8

interestinhisworkorstudy,9canhedowell?I10thisfromoneof

myclassmates.Heis11thecountryside.Hisparentsarefarmers.Though

he12biology,hechose^internationalbusiness”.He13tolivealife

whichisdifferent14ofhisparents.Intheend,hefoundhe15indoing

business.Hefoundallthesubjectstobe16.17thiswouldn，thave

happenedifhehadchosenhismajoraccordingtohisowninterests.

Choosingamajorinuniversity18decideone'swholelife.Majors19are

not“hot"todaymaybecomethe“hot"majoroftomorrow.Choosingyour

majoraccordingtoyourown20isthebestwaytosucceeD.

1.A.BeingB.ForC.HavingD.As

2.A.giveupB.appearC.giveD.master

3.A.placeB.roomC.areasD.space

4.A.forexampleB.muchasC.andsoonD.asaresult

5.A.evenB.likeC.justD.or

6.A.OnlyafewB.QuiteafewC.PerhapsD.Many

7.A.isB.areC.wouldbeD.havebeen

8.A.hadnoB.hadC.hasnoD.has

9.A.whyB.andwhatC.howD.andhow

10.A.suggestedB.guessedC.searchedD.learned

11.A.outofB.offC.inD.from

12.A.studiedB.likesC.learnsD.succeedstostudy-

13.A.wantsB.doesn'twantC.enjoysD.doesn,tlike

14.A.fromwhichB.fromthatC.forwhichD.forthat

15.A.wasinterestedB.wascleverC.wasnotinterestedD.wasnot

clever

16.A.lovelyB.rareC.obviousD.tiresome

17.A.SoB.ThenC.JustthenD.Maybe

18.A.canB.doesnotC.probablyD.perhapsnotto

19.A.onwhichB.inwhichC.whichD.---

20.A.interestsB.experienceC.mindD.heartCloze

三、单词拼写

1.Mr.Limovedtotheseashoreinhisf_____（四十来岁）.

2.H（听至lj）thegoodnews,wealljumpedwithjoy.

3.IchangedintomysportsshoessothatIcouldwalkmorec（舒

服）.

4.W（星期三）isthefourthdayofaweek.

5.Walkingeverydaykeepmef（健康）thanbefore.

参考答案：

一、阅读理解：

阅读理解（一）

答案：BABCA

阅读理解（一）

答案：CCBDC

二、完型填空

1.【答案】Dasaresult表示“结果（是）……”。

2.【答案】A参见3。

3.【答案】C根据本句内容可知：“许多学生想放弃（giveup）他们的爱好而学

习诸如外语、国际贸易、法律这些学科（领域）（areas）”。

4.【答案】Bsuchas用于简单的罗列事物。

5.【答案】Blike在此基本上等于suchas,以避免重复。

6.【答案】A"仅有少部分学生能学习这些‘热门’专攻课程”。其余选项均

不符合语境或语法规贝J。

7.【答案】Athenumberof