2016-2023年三门峡职业技术学院高职单招（英语／数学／语文）笔试历年考点试题甄选合集含答案解析

2016-2023年三门峡职业技术学院高职单招（英语／数学／语文）笔试历年考点试题甄选合集含答案解析（图片大小可任意调节）第1卷一.数学单项选择题(共15题)1.二次函数y＝2x2＋mx－5在区间(－∞，－1)内是减函数，在区间(－1，＋∞)内是增函数，则m的值是（）

A.4

B.－4

C.2

D.－2

2.已知随机变量ξ的数学期望Eξ=23，其分布列如下表，则()

A.a=0.4，b=0.3

B.a=0.3，b=0.4

C.a=0.2，b=0.5

D.a=0.5，b=0.2

3.与直线3x－4y＋12＝0关于y轴对称的直线方程为（）

A.见图A

B.见图B

C.见图C

D.见图D

4.复数3＋4i的平方根是（）

A.2＋i

B.－2－i

C.1＋2i或1－2i

D.2＋i或－2－i

5.函数y=2x的图像与函数x=log2y的图像（）

A.关于x轴对称

B.关于y轴对称

C.关于直线y=x对称

D.是同一条曲线

6.在△ABC中，以a，b，c分别为三个内角A，B，C所对的边，设向量m＝（b－c，c－a），n＝（b，c＋a），若m⊥n，则角A的大小为（）

A.见图A

B.见图B

C.见图C

D.见图D

7.若函数f(x)＝log2(5x＋1)，则其反函数y＝f－1(x)的图像过点（）

A.(2，1)

B.(3，2)

C.(2，3)

D.(4，3)

8.在平面xOy内，点P（x，y）按向量（2，－1）平移后得到点（）

A.见图A

B.见图B

C.见图C

D.见图D

9.在△ABC中，角A，B所对的边长为a，b，则“a＝b”是“acosA＝bcosB”的（）

A.充分不必要条件

B.必要不充分条件

C.充要条件

D.既不充分又不必要条件

10.函数y=log2（x+2）的图像向上平移1个单位后，所得图像对应的函数为（）

A.y=log2（x+1）

B.y=log2（x+3）

C.y=log2（x+2）-1

D.y=log2（x+2）+1

11.已知正六棱锥的底面边长为3，侧棱长为5，则该交棱锥的体积为（）

A.见图A

B.见图B

C.见图C

D.见图D

12.直线所得的劣弧所对的圆心角为（）

A.见图A

B.见图B

C.见图C

D.见图D

13.在长方体ABCD－A1B1C1D1，底面是边长为2的正方形，高为4，则点A1到截面AB1D1的距离为（）

A.见图A

B.见图B

C.见图C

D.见图D

14.圆柱的轴截面面积等于10，体积为5π，它的母线长和侧面积分别是()

A.5和10π

B.5π和10

C.5和25π

D.10和10π

15.下列函数中,（）不是周期函数．

A.y=sin（x+π）

B.

C.y=1+cosx

D.y=sin2πx

二.数学问答题(共3题)1.

（1）求C的标准方程；

（2）若P为C上一点，｜PF1｜-｜PF2｜=2，求cos∠F1PF2．

2.已知的值等于__________

3.设直线y=x+1是曲线y=x3+3x2+4x+a的切线，求切点坐标和a的值．

三.英语单项选择题(共25题)1.通读下面的短文，掌握其大意。然后，从每小题的四个选项中选出最佳选项。

Ihavebeenhearing-impairedinmylifesinceIwasfiveyearsold.Puttingonhearingaidsinthemorninghasbeenjustas21asbrushingmyteeth.HoweverIneverbelievedthatitshouldlimitmy22inmyway.

Duringmy17yearsIhavemetmanypeoplewhodon’tknowabout23disabilitiesanddealwith24bystereotypingme.Myteacherwouldnotletmesitpastthesecondrowbecausethey25Iwouldnotbeabletohear.Peopletendtospeak26thannormalwhentheysee.mythickplastichearingaidsinmyears.However,myhearingdisabilityhasmademeastrongerperson.BecauseIwearheatingaidsIhavetoprovethatIamnot27ormentallylimited.Ihavetoworkharderandearntopgradesinschooltoearnthe28ofmyteachers.Inshorts,I'vehadtorunfaster,catchbetterandscoremorepointstoproveIamnotphysically29.

Idon'tfitinwithpeoplewhoaredeafand30asawaytocommunicate.Iconsidermyselfnodifferencefromanyoneelse.AndIamnot"halfdeaf"withmyhearingaids31;Icanhearjustaswellasanyoneelse.

InmystruggletoproveIam32tomynon-disabledIhavemademyselfbetterthantheaverageteenager.Iwontheall-star33onmysoftballteam.Ihavemademyselfa34throughmypublishedpoetryandarticles.

Insteadofgivingup,IhaveproventhatIcandoanythingIwant.ItrulybelieveIwouldnotbethe35personIamtodayifIdidnothaveahearingdisability.

____.

A.above

B.with

C.by

D.on

2.There′snolighton—theybeathome.

A.can't

B.mustn't

C.needn't

D.shouldn't

3.EleanorRooseveltwasthewifeofAmerica′s32ndpresident,FranklinRoosevelt.Shehelpedherhusbandin?manywaysduringhislong（21）life.Shealsobecameoneofthemost（22）womeninAmerica.Shefoughtfor?equalrightsforallpeople.

EleanorwasborninNewYorkCityin1884.Herfamilyhadgreatwealth.ButEleanordidnothaveahappy（23）.Herparentsdiedwhenshewasveryyoung.Shewasraisedbyhergrandmother.Eleanor（24）thatasa?child,hergreatesthappinesscamefromhelpingothers.

tntheearly1900s,manypeoplewereworriedabouttheproblemsof（25）peoplewhocametoAmericain（26）ofabetterlife.Eleanorcouldnot（27）howpeoplelivedinsuchpoorconditionswhilesheandsomeothers?hadsomuch（28）.

Aftershefinishedschool,Eleanorbegan（29）childrentoreadandwriteinoneofthepoorestareasofNew?YorkCity.Shealsolookedinto（30）whereworkersweresaidtobebadly（31）.Shesawlittlechildrenoffour?andfiveyearsoldworkinguntilthey（32）tothefloor.Shebecameinvolved（参与）withotherwomenwho（33）thesameideasaboutimprovingsocialconditions.

FranklinRooseveltbegan（34）EleanorwhenhewasinNewYork.Theygot（35）in1905.Inthenexteleven?years,theyhadsixchildren.TheRooseveltsmovedtoWashingtonD.C.in1913.

第（22）题选

A.different

B.strict

C.lonely

D.important

4.根据下面资料，回答43-46题

Aworldlikenoother—perhapsthisisthebestwaytodescribetheworldoftherainforest.Norainforestisthesame—yetmostrainforestscanbefoundinthesmalllandarea22.5degreesnorthand22.5degreessouthoftheEquator(赤道).YoucanfindrainforestsinSouthAmericaandIndo-nesia.OtherrainforestsexistfurtherfromtheEquator,inThailandandSriLanka.

Rainforestshaveagreatroletoplayinsupportingtheworld.Theyarehometoarichvarietyofplants,birdsandanimals.Canyoubelievethat480varietiesoftreesmaybefoundinjustonehec-tare(公顷)ofrainforestTheseforestshavearound50%ofalltheplants,birdsandanimalsonEarth.

Rainforestshavetheirownperfectwayforliving.Thetalltreesmakeahugeumbrellaofbran-ehesandleaveswhichprotectthemselves,smallerplants,andtheforestanimalsfromheavyrain,dryheatfromthesunandstrongwinds.Rainforesttreesgrowinsuchawaythattheirleavesandbranches,althoughclosetogether,neveractuallytouchthoseofanothertree.Scientiststhinkthisisawaytopreventthespreadofanytreediseasesandmakelifemoredifficultforleaf-eatinginsects(昆虫).Toliveintheforest,animalsmustclimb,jump,orflyacrossthebranchesandtrees.Thegroundflooroftheforestisnotallleavesandbushes,likeinfilms,butisactuallyfairlyclear.Itiswhereleavesbecomefoodforthetreesandotherforestlife.

Rainforestsaroundtheworldaredisappearingatahighspeed.Afewthousandyearsago,rain-forestscoveredasmuchas12%ofthelandsurfaceonEarth,buttodaythishasfallentolessthan5.3%.Wehopethattheworldgovernmentsworktogetherwithscientiststousetheirpowerandknowledgetokeeptherainforestsforourexistence.

Accordingtothetext,wecanfindrainforestsin___________

A.Britain

B.Thailand

C.Canada

D.U.S.A

5.—Doyoumindmysmokinghere?

—__________.

A.No,thanks

B.No.Goodidea

C.Yes,please

D.Yes.Betternot

6.InnearlyeverytownorcitycenterintheUK,onmostdaysoftheweekyoucanfindoneormorepeoplestandinginthestreetsellingamagazine21TheBigIssue.Thesepeopleareall22,buttheyarenotbeggingformoney.23,theyaresellingthemagazineasameans(手段)of24asmallbutrespectableliving.

TheBigIssuemagazinewas25in1991byJonBirdandGordonRoddickafterthey26thatthereweremanyhomelesspeoplewhowere27onthestreetsofLondon.Onaprevious(之前的)28toNewYork,oneofthemhadseenhomelesspeoplesellinganews-paperknownasStreetNews29theydecidedtosetupsomething30intheBritishcapital.

Nowadays,TheBigIssuehas31allovertheUKandthereareevendifferentversions(版本)ofthemagazineindifferentpartsofthe32Thesellersbuyeachmagazinefromtheorganizationforseventypenceandthensellittoa33oronepoundfifty.ByworkingwithTheBigIssue,manypeoplehavebeen34toescapefromhomelessness,and35manyofthemhavemovedontonewjobsandnewlives.

第（31）题选

A.landed

B.broken

C.floated

D.spread

7.--Canyoustayhereforafewmoredays

--_______,butIhavetobehometomorrow．

A.No,thankyou

B.I'mafraidnot

C.I'dloveto

D.Noproblem

8.DOnceuponatimeapairofcrows(乌鸦)werecontinuallyupsetbyacobra．Everyyearthesnakecrawledintotheirnesttoeattheyoungcrowsbeforetheylearnedtofly．Theyaskedtheircleverfriend,thejackal(豺)forhelp,whattodo．

“Donotdespair(绝望),”hetoldthem．“Wecannotstopthecobrabyforce,aswearenotstrongenough．Wewillhavetousecraft(计谋)todestroythatgreedy(贪婪的)beast,justdowhatItellyouandyouwillbesafe．”

Themalecrowflewobediently(驯从)offtotheriverwhereaprincess(公主)wasbathing,guardedbyallherservants．Hesnatchedupthemostbeautifulnecklaceleftontheshoreandflewawayjustoutofreachoftheangryservants．Oncetheywererunningstraightforthecobra’shome,hedashedaheadandsettledatthewindowpretendingtobelost．

Thecobraattackedatonce．“Stupidcrow,”hethought．“Heonlyjustmanagetoescape,butdroppedthisvaluablenecklaceinhishaste．WhatwillhiswifesayNowIwillbethemostmagnificentcobraintheworld．”However,nosoonerhadheputitonthantheservantsappearedandkilledhimtotakethepreciousthingback．

Thatyear,thecrow’sfamilygrewuphealthyandsafe．

Thecrowdroppedthenecklace．

A.totrapthecobra

B.topleasetheservants

C.byaccident

D.becausehewasstupid

9.材料题

C

Willitmatterifyoudon’ttakeyourbreakfastRecentlyatestwasgivenintheUnitedStates．Thosetestedincludedpeopleofdifferentages,from12to83．Duringtheexperiment,thesepeopleweregivenallkindsofbreakfastsandsometimestheygotnobreakfastatall．Specialtestsweresetuptoseehowwelltheirbodiesworkedwhentheyhadeatenacertainkindofbreakfast．Theresultssowthatifapersoneatsaproperbreakfast,heorshewillworkwithbettereffect(影响)thanifheorshehasnobreakfast．Thisfactappearstobeespeciallytrueifapersonworkswithhisbrains．Ifastudenteatsfruit,eggs,breadandmilkbeforegoingtoschool,hewilllearnmorequicklyandlistenwithmoreattentioninclass．Contraryto(与……相反)whatmanypeoplebelieve,ifyoudon’teatbreakfast,youwillnotloseweight．Thisisbecausepeoplebecomesohungryatnoonthattheyeattoomuchforlunch,andendupgainingweightinsteadoflosing．Youwillprobablylosemoreweightifyoureduce(减少)yourothermeals．

Whichofthefollowingisnottruetothepassage

A.Poorbreakfastsaffect(影响)thosewhoworkwithbrain

B.Morningdietmaycauseonetogetfatte

C.Reducinglunchandsupperisoflessvalueinweight-losin

D.Eatinglessinlunchandsuppermayhelptoloseweigh

10.Forthosewhodonottakebreakfast,thegoodnewsisthat_______.

A.severalstudieshavebeendoneinthepastfewyears

B.theomissionofbreakfastdoesnoharmtoone’shealth

C.adultshaveespeciallymadestudiesinthisfield

D.eatinglittleinthemorningisgoodforhealth

11."...ShewasmarriedtoanofficerinIndia,longagoIndia;andshehadalifeofphysicaladventure(冒险)asexcitingasherpoetry.Herhusbandcouldcrossriversusingcrocodiles(鳄鱼)assteppingstones.Hediedwhenshewasonly39.Unwillingtoexistwithouthim,shetookherlife,leavingasoninEngland."

Istaredatthepaper,（21）reading,couldn′thelpthinking.

Crocodilesarelazyanimalsasarule,buttheycanmovelikelighteningwhentheywantto.Andtheydon′tmindhurrying（22）they′rehungry.ThereusedtobelotsinIndianrivers,livingonfishmostly;butwhat′salittlefishforafifteen-footcrocodile?Theyatepeople,fishermanoranyoneelsedeliciousenoughtogettoonear;womendoingthe（23）,orchildrenplayingatthewater′s（24）.Ahungrycrocodile′smouth（25）overamealwithasoundlikeagunshot.Abigfellowcan（26）inamanintwobites(咬).

Thatwoman′shusbandcrossedrivers（27）fromonecrocodile′sbacktothenext.Ibelieveit.Ithadtobedonequicklybeforethecreaturecouldseewhatwashappening.Itwasn′t（28）abrave,activeman;andnodoubtheimprovedwithpractice.Hecouldneverlook（29）whilecrossing.

Thewifeusedtowatchhim--Ifeltsureofthat.Shelived（30）theadventure,the（31）excitementofitall.Theirreallifewaswithtigers,snakes...It′snowondershewrote（32）poetry.

Thenhedied.Iimaginedhowshefelt.Wasthereanotherman（33）himinIndia,intheworld?Shewasstillyoung,hardlyasitting-roomwidow(寡妇)."Imust（34）,too."shesaidtoherself.Soshedidwhatshefeltshehadtodo.A（35）probably,toherhead.

Butheryoungson,theirson?Washerloveforhimnothingcomparedtoherhusband?Well,whatdoyouthink?

第（33）题选

A.like

B.as

C.with

D.before

12.通读下面的短文，掌握其大意。然后，从每小题的四个选择项中选出可填入相应空白处的最佳选项。

Overthesummer,myfamilytookatriptoIcelandtoseethenaturalbeautyofit.LittledidI21Iwouldwakeuponemorningtohavemyeyesswelledup（肿胀）likeballoons!Iwasfrightened.Somanyquestionswere22throughmyhead.AmIallergic（过敏的）tosomething?WastheresomeIcelandicdiseasethatI23?TheonlyhelpIreceivedwassomeallergymedicine24aclinicnearby.Nothingwasworking.

Whenthetripwasover,lwenttoseemydoctor.Shegavemeeyedrops,butclearlytheyweren'tworththetimeor25andtheswellinggotworseandworse.

Ifinallydecidedthatitwouldbebestformeto26beingsosadandtakeiteasyandhavefun.Itwassummerafterall.Ihadafunnightwithmyfriendsasifnothingwas27.ThenextmorningIwokeupandwentto28howswollenmyeyeswere,onlytofindmyself29atmynormalface.Itwasamiracle（奇迹）I30askingmyselfwhyIhadn'tdonethatearlier.Wasbeingwithmyfriendsandhavingfunreallythe31tomyproblem?

TothisdayIstilldonotknowwhatIhad,and32doanyofthemanydoctorsthatI33duringthesummer.IwouldreallyliketogobacktoIcelandtoseetheNorthernLights,34IamverymuchfrightenedthatIamjustallergictothecountry.IhopeInever35havingsuchterribleswellinginmyeyeseveragain.

（）

A.pain

B.adventure

C.weight

D.money

13.（）Thenoiseofdesks_______couldbeheardoutinthestreet.

A.openedandclosed

B.tobeopenedandclosed

C.beingopenedandclosed

D.havingbeenopenedandclosed

14.Eightyearsago,officialsinChicago,Illinois,decidedtoreplacetheblackroofonthecitygovernmentbuildingwithaplantedgarden.Theaimwastoreduceenergycosts,improveairqualityandcontroltherainwaterenteringthecity’swastesystem（系统）．Greenroofsalsohelpreduceaproblemcalledurbanheatislands（城市热岛现象）．Duringhotweather,thebuilding’srootcouldreachtemperaturesofupto76℃.Withthegarden,thetemperatureoftherootareawasreducedbyatleast30℃.Workersplantedover150kindsofplantsthatcouldstandbadweather.Nowtheareaiscooler,thebuildingrequireslessenergytokeepcool,andtherooflooksnice.Chicagoalsooffersmoneytohelppeoplepayforbuildingtheirowngreenroots.

Aboutfiveyearsago,officialsinThane,India,decidedtoreducethecity’sdependingonpowerfromcoal.Thecityoftenexperienceslackofpowerbecauseofthelargenumbersofpeopleusingelectricity.Officialsdecidedtosaveenergybyputtingwaterheaters（热水器）poweredbythesunontopofthecity’smainhospital.Thehospitalsavedthousandsofdollarsinenergycostseachyear.Officialsthenbeganbuildingthiskindofwaterheateraroundthecity.

ChinahasannouncedplanstobuildacitycalledDongtan.Thecompanydesigningthecitysaysitwillproduceitsenergyfromthewind,sunandwaste.TheaimisforthecitytobeanexampletotherestofChina.

Whatdoestheauthortrytotellthereadersabout?（）

A.Problemsinbigcitiesoftheworld

B.Therisingenergycostsincities

C.Differentwaysofgoinggreen

D.Energyproblemsintheworld

15.GeorgeandMargaretandtheirchildren?21?at140DavisStreet,22?thestreetfromasmallpark.Theirhouseisjustoffthemainroad.Georgeusuallygoestoworkbybus,butsometimeshegoes?23?hiscar.Thechildrenusuallygotoschoolbybus.

TheGlenns′houseis?24?hiddenamongthetrees.Ithassmallbushes(灌木)plantedaroundit.Thereisafence?25itandthehousenextdoor.Itisatwo-storeyhouse,26thelivingroom,diningroomandkitchen(厨房)onthefirstfloor,andthebedroomsandbathroomonthesecondfloor.

TheGlennsspendalotoftimeathome.27nowtheyareatdinner.Conversation(谈话)attheGlenns′houseisusuallylivelyatmealtime.Thechildrenarediscussingtripstheywouldliketotake.Susan,whohasnever?28?onaplane,says,"I′dliketo?29aplanetoCalifornia."Henry,whoiselder,thinksitwouldbefuntobeona?30,headingforadventure(冒险)inAfrica.Teddy,theyoungestchild,says,"Iwanttogoaroundtheworldonatrain."Hiselderbrotherandsisterarestilltryingto?31tohimwhythisisnotpossible?32?theirmothersays,"Children,you′vespenttoomuchtimeatthetable.HenryandSusan,goand?33yourhomework.Teddy,it′stimeyouwereinbed."

Soonthereissilencethroughoutthe?34.Teddyisinbed,SusanandHenryareintheirroomsstudying,andMr.andMrs.Glennsareintheirlivingroom,35Georgeissittinginhisfavorite(最喜欢的)chair,readingthepaperandMargaretissittingonthesofa,doingsomesewing.

第21题答案是查看材料

A.are

B.work

C.live

D.stay

16.Youknowwhatahotelis,ofcourse.Andperhaps,youalsoknowwhatacondois－aresidential（居住的）buildingdividedintoseparateunitsthatareownedbydifferentpeople.WhatyoumaynotknowisthatinsomeU.S.cities,thetwohavecometogetherintosomethingcalleda"condohotel".

Somecondohotelscannowbefoundinbeachandmountaintownsandafewsmallcities.However,noneismorefamousthanthegreat105-year-oldPlazaHotelinNewYork,onFifthAvenueacrossfromCentralPark.ThePlazaclosedforrepairin2005.Whenitreopenedtwoyearslater,morethanhalfofithadbeenchangedintooneofthesemoderncondohotels.

Here'showitworks:Youbuywhatequalstoanapartment（公寓）.Ifit'satThePlaza,itwillcostyoubetween$1.5millionand$9million.Soyouownapartofthebuilding.Butthere'ssomeinconvenience.Youmaystaytherenomorethan120daysayear.Therestofthetime,thehotel'sworkerscanbookguestsintoyourplace,justastheywouldintheregularhotel'srooms.Soifyou'reluckyandrich,youcannowliveinreallyspecialquartersuptoalmostonethirdoftheyear,whileotherspayoffyourmortgage（房贷）therestoftheyear.

Sofar,agreatmanyofthenation'scondohotelunitshavebeenpurchasednotbyrichpeoplebutbyrichercompanies,includingforeignones.Theywantaniceplacefortheirbossestostaywhenthey'reintownorworkinglateattheoffice.

Howlongcanyoustayinyourowncondohotelunitatmosteachyear?（）

A.120days

B.Onemonth

C.Halfayear

D.Threemonths

17.Iworkedforashorttimeasacashieratarestaurantafewmonthsago.Ialsohelpedtocleanupthetableswhenitwasverybusy.Onenight,justbeforeChristmas,Ifoundalargeblackwalletonthefloornearoneofthetables.IguessedIshouldcheckittofindoutwhowastheowner,butIwasverybusyatthetime.AndIimaginedthatiftherewassomethingvaluableinthewallet,theownerwouldbeback.Sureenough,anhourlateramancameuptothecounterandaskedifanyonehadfoundawallet.laskedhimtodescribethelostwallet,andafterhedescribeditexactly,Igavehimthewallet.HeexpressedhisthankswhenIhandedittohim.HeaskedmeifIhadopenedit,andwhenItoldhim“no”.Atonceheopeneditandshowedthatithadnearly$800incash.Hetookoutatwenty-dollarbillandhandedittomeandIwasamazedatthis.“Arewardforyourhonesty,”hesaidandthenturnedandwalkedaway.

Thinkingaboutitlater,IbeganwonderingwhetherIwouldhavebeenhonestifhadknownwhatwasinthewallet!IthoughtthatifIhadnowaytofindtheownerandnoonereturnedtogetit,Imightkeepit.ButitalsocameintomymindthatIactuallysavedsomeone'sChristmasplansbyfindingandreturningthewallet.Thegoodfeelingitgavemewasworthmorethananythingcouldbuy.

WhichofthefollowingisNOTtrue?（）

A.Thewriteracceptedarewardof$20

B.Thewriterregretted（后悔）thatshehadreturnedthewallet

C.Thewriterdidn'treturnthewalletuntiltheownercameback

D.Thewriterfellveryhappyaftershereturnedthewallet

18.Enoughsleepisimportanttohealth.Theamountofsleep（21）dependsontheageoftheper-sonandtheconditionsinwhichsleep（22）.Theyoungmayneedmoresleepthantheold,butgenerallyeighthoursareenoughforthehealthofgrown-ups.Somecan（23）withlessthanthisamountbut（24）mayneedmore.Everypersonknowshisownneed.Itisthenamatterofhowto（25）it.Sleepshouldalwaysbeenoughtomakeonerelaxed(松弛)andreadyfor（26）work.

Freshairis（27）tosoundsleep(酣睡).Itisnotwithoutreasonforsomepeopleto（28）thatitispracticaltosleepintheopenair.（29）apersoncankeephimselfwarm,out-of-doorsleepingprobablygivesthebody（30）completerelaxation.

Abilitytosleepislargelyahabit.Theconditionsreferredtoonlyleadtosleep.Out-of-door（31）,agoodhabitofregulardrinkingandtheavoidanceoflateeatingand（32）areallhelpfultosoundsleep.Suchfactorsarelargelywithinthecontrolofanyperson.Abathat（33）,neitherhotnorcoldbutof（34）temperature,maybehelpfultosleep.Sleepingpillsshouldneverbetakenexceptwhensuggestedby（35）.

第（32）题选

A.worry

B.fear

C.carelessness

D.hardwork

19.通读下面的短文，掌握其大意。然后，从每小题的四个选项中选出最佳选项。

Manypeoplegotoschoolforanedueation.21learnlanguages,history,geography,physics,chemistryandmaths.Othersgotoschooltolearnaskillsothattheycan22aliving.School23isveryimportantanduseful.Yetnoonecanlearneverythingfromschool.Ateacher,nomatterhowmuchhe24,cannotteachhisstudentseverythingthey25toknow.Theteacher'sjobistoshowhisstudentshowtoreadandhowto26.Somuchmoreistobelearned27schoolbythestudentsthemselves.

Itisalwaysmoreimportanttoknowhowtostudyby28thantomemorize（熟记）somefactsorformula（公式）.Itis29quiteeasytolearna30factinhistoryoraformulainmathematics.Butitisverydifficulttouseaformulain31outamathsproblem.Greatscientists,suchasEinstein,NewtonandGalileo,didn'tlearnmanythingsfromschool.Buttheywereallso32thattheyinventedsomanythingsformankind.

The33fortheirsuccessisthattheyknewhowtostudy.Theyreadbooksthatwerenot34atschool.Theyworkedhardalltheirlives,wastingnotasinglemoment.Theywouldaskmanyquestionsastheyreadandtheydidthousandsof35.

____.

A.teaches

B.knows

C.learns

D.practises

20.Mr.Smithwasengaged__________writinganovel.

A.in

B.at

C.with

D.for

21.通读下面的短文，掌握其大意。然后，从每小题的四个选项中选出最佳选项。

Athousandyearsago,HongKongwascoveredbyathickforest.Asmoreandmorepeoplecameto21inHongKong,thesetreeswerecutdownandburnt.Nowthereis22forestleft,thoughtherearestillsomesmallareascoveredwithtrees.Wecallthesewoods.

Elephants,tigersandmany23animalswerelivinginthethickforest.WhenpeoplecametoliveinHongKong,the24begantodieout.Earlyfarmersgrewriceand25pigsandchickensinthevalleys.Theycutdownthetreesandburntthem.Theyneeded26tokeepthemselveswarminwinter,tocooktheirfoodandtokeepawaythedangerousanimals.Elephantsquicklydisappearedbecausetherewasnotenoughfoodforthem.27didmostofthewolvesandtigers.Monkeysandmanyotheranimalssoon28inthesameway.

YoumightthinkthattherearenolongeranyanimalsinHongKong29inthezoos.Therearestillabout36differentanimals30there.OneofthemostinterestingofHongKong’sanimalsisthebarkingdeer.Thesearebeautifullittleanimals31arichbrowncoatandawhitepatchunderthetail.Theylooklikedeer32buttheyaremuchlikeadog33.InHongKongthebarkingdeerhasonlyarealenemy－34.Peoplehunttheselittleanimalsthoughitisillegal.Therearenownotmanybarkingdeerleft.Soitisimportant35peopletoprotectwildanimals.

____.

A.high

B.higher

C.short

D.shorter

22.Youknowwhatahotelis,ofcourse.Andperhaps,youalsoknowwhatacondois－aresidential（居住的）buildingdividedintoseparateunitsthatareownedbydifferentpeople.WhatyoumaynotknowisthatinsomeU.S.cities,thetwohavecometogetherintosomethingcalleda"condohotel".

Somecondohotelscannowbefoundinbeachandmountaintownsandafewsmallcities.However,noneismorefamousthanthegreat105-year-oldPlazaHotelinNewYork,onFifthAvenueacrossfromCentralPark.ThePlazaclosedforrepairin2005.Whenitreopenedtwoyearslater,morethanhalfofithadbeenchangedintooneofthesemoderncondohotels.

Here'showitworks:Youbuywhatequalstoanapartment（公寓）.Ifit'satThePlaza,itwillcostyoubetween$1.5millionand$9million.Soyouownapartofthebuilding.Butthere'ssomeinconvenience.Youmaystaytherenomorethan120daysayear.Therestofthetime,thehotel'sworkerscanbookguestsintoyourplace,justastheywouldintheregularhotel'srooms.Soifyou'reluckyandrich,youcannowliveinreallyspecialquartersuptoalmostonethirdoftheyear,whileotherspayoffyourmortgage（房贷）therestoftheyear.

Sofar,agreatmanyofthenation'scondohotelunitshavebeenpurchasednotbyrichpeoplebutbyrichercompanies,includingforeignones.Theywantaniceplacefortheirbossestostaywhenthey'reintownorworkinglateattheoffice.

Whatdoespurchasedinthelastparagraphprobablymean?（）

A.Closed

B.Bought

C.Damaged

D.Repaired

23.Shanghaihasalargerpopulationthan_______inChina.

A.anycity

B.anyothercities

C.othercity

D.anyothercity

24.It’sverykindinvitemetoyourbirthdayparty．

A.fromyouto

B.ofyouto

C.byyouto

D.thatyou

25.根据下面资料，回答40-42题

Scientistshavelongtriedtobeabletoknowmoreaboutfloods．Sofar,thebestthatscientistscandoistorecognizetheconditionsforflooding．

Althoughdeepsnowaloneseldomcausesfloods,whenitoccurstogetherwithheavyrainandsuddenwarmerweather,itcanleadtoseriousflooding．Ifthereisafastsnowmelt(融化)ontopoffrozenorverywetground,floodingislikelytooccur．Meltingsnowalsocauseshighwaterlevelsinrivers．

Wheneverriversarealreadyattheirhighestpossiblelevels,heavyrainswillresultintherivers'floodingthenearbyland．

Riverscoveredinicecanalsoleadtoflooding．Whenicebeginstomelt,itbreaksintolargepieces．

Thesepiecesoficemoveandfloatdowntheriver．Theycanblocktheriver,causingthewatertoriseandfloodthelanduptheriver．Iftheicedam(坝)breakssuddenly,thelargequantityofwaterheldbehinditcanfloodtheareasdowntherivertoo．

Brokenicedamsarenottheonlyproblemthatcancauseflooding．Whenalargehuman-madedambreaksorfailstoholdthewatercollectedbehindit,itwil