广东省梅州市潭江中学高三英语上学期摸底试题含解析

广东省梅州市潭江中学高三英语上学期摸底试题含解析一、选择题1.

isthoughttobegoodforpeopleandsocietyisnecessary

.AWhat;todo

BIt;tobedoneCWhatever;todo

DWhichever;tobedone参考答案：C2.________fortwodays,Jessicamanagedtofinishherprojectaheadoftime.A.Towork

B.Worked

C.Tobeworking

D.Havingworked参考答案：D

试题分析：考查非谓语动词

句意：Jessica已经工作两天，他提前完成任务。两个句子共用一个主语Jessica，Jessica与work之间是主谓关系，且发生在主句之前，故选D项。

3.LookatthepriceofthatiPhone!Itispracticallythesameas______ofanewTVset.A．one

B．this

C．it

D．that

参考答案：D略4.31．Morethanonedoctor_____involvedintherescuethattookplaceaftertheearthquake．

A．were

B．was

C．are

D．is参考答案：B略5.Theysatonthebeachsidebysidesilently,theireyes______uponthesea.A.fixing

B.fixed

C.tofix

D.havingfixed参考答案：B6.Ican’ttellexactlyhowtallsheis.Maybe160cmor165cm.

,sheismediumheight.

A．However

B．Somehow

C．Anyhow D．Thus参考答案：C7.---Howdidyoufindyourvisittothemuseum,Jane?---_____.A.Oh,wonderful,indeed

B.BytakingaNo.3busC.Iwenttherealone

D.Aclassmateofmineshowedtheway参考答案：A8.Dina,_________formonthstofindajobasawaitress,finallytookapositionatalocaladvertisingagency.A.struggling

B.struggledC.havingstruggled

D.tostruggle参考答案：C考查非谓语动词。struggle这一动作发生在谓语动词took表示的动作之前，故用现在分词的完成式。9.一Iwanttohaveadogasapet.Whatdoyouthinkofit?—IfIwereyou’I'dratherhaveacat，becauseit's_______totakecareof.A.theeasiest

B.easy

C.easier

D.theeasier参考答案：C略10.

AnirbanMaitra,aprofessoratOxfordUniversity,Jack’ssuccesswouldnothavebeenpossible.

A.Ifitweren’tfor B.Wereitnotfor

C.Haditnotbeenfor D.Ifithasn’tbeenfor参考答案：C11.Morethan40%ofthepopulationinthatcountry

young,andabouttwothirdsofthem

knowhowtoreadandwrite.A.is;don't

B.are;doesn’t

C.is;doesn't

D.are;don't参考答案：D12.I’d_____hisreputationwithotherbusinessmen,andthenmakeadecisionaboutwhetherornottoapprovealoan.A.liveupwith

B.makeupfor

C.cometolight

D.takeintoaccount参考答案：D13.TheCNTower theCanadianNationalTower,which the heart ofToronto.A.isforshort;liesin B.isshortfor;liesinC.isshortof;locatesin D.isinshort;islocatedin参考答案：B14.Williamfounditincreasinglydifficulttoread,forhiseyesightwasbeginningto_______.A.

disappear

B.fall

C.fail

D.damage参考答案：C15.Chinahasbeenpushingthereformofpublichospitals______allitscitizens.A.inchargeof B.forthepurposeof

C.inhonorof

D.forthebenefitof参考答案：D16.Heislookingforanotherjobbecausehefeelsthatnothinghedoes______hisboss.A.serves

B.promises

C.satisfies

D.supports参考答案：C略17.Aturningpointofthecontinuouslyhighhousingpricewon'tappearsuddenlybecausetheremustbeacertainprocess_

manyfactorsleadtothechange．A．which

B．what

C．where

D．that参考答案：C二、新的题型18.TheRioGrandeAlthoughnotthelongestinAmerica,theRioGrandeisoneofthemostimportant.But,unlikeothersignificantrivers,itisnotusedforshipping.Infact,ocean-goingshipscannotsailonitswater._____36_____Since1846,ithasbeentheofficialborderofTexasandMexico.RioGrandeGeographyTheRioGrandeiseitherthefourthorfifthlongestriversysteminNorthAmerica.Italldependsonhowitismeasured._____37_____andthesecoursemovementscancauseittobelongerorshorter.Atitslastofficialmeasure,theRioGrandeclockedinat1896miles.TheriverstartsinColoradoandextendsdownwardtotheGulfofMexico._____38_____Notonlydoestheriverextendsouth,butitalsostartsinthemountainsandgetslowerandlowerinaltitudeasitextendstotheGulf.TheRioGrandeToday_____39_____Sadly,muchofthewaterhasbeenusedupandpartsoftheriveraremostdry!Thisisbecausepeopletakemorewaterfromtheriverthantherivercangetbackfromrainandothersources.Expertsareworkingtocorrectthis,though,withhopesofrestoringtherivertoitspaststrength.Today,theriverisimportantasasourceofwaterforTexasandMexicans._____40_____ThoughbordersliketheRioGrandeseparatenations,theyarealsosharedspaces.TheRioGrandeisthereforeasymboloffriendshipandpeacebetweentwopeoples.A.Usually,itismeasuredbylength.B.Downwardisthebestwayofdescribingittoo.C.WhatmakestheRioGrandesoimportantisitslocation.D.Becausetherivertwistssomuch,itoccasionallychangescourse.E.TheRioGrandetodayismostlyusedasasourceofdrinkingwater.F.Moreimportantly,itisasymbolofcooperationbetweentwonations.G.Today,theRioGrandeisthedestinationoftouristsfromallovertheworld.参考答案：BDBEF先浏览全文。观察文章是否有告诉我们全文脉络的关键信息。首先是标题，而且从第一句可以看出是一条河，我们可以得知这是介绍类文体。其次是醒目的两个小标题，告诉我们：第一段基本可以断定是总起段，而后面的小标题引导的则是该河流“地理”和“今日概况”两个方面了。接下来我们看看五个空应该怎么填：36.B。空格位于段中，我们可以观察其前后两句的描述：前一句是说过海的船其实都不能在它的水道上航行，所以RioGrande的重要性没有在运输上体现出来。而后一句说从1846年起它就已经成为了德克萨斯州（美国）和墨西哥的官方边境了，这说明了RioGrande的重要性在于它的地理位置。我们看到C选项中出现两个符合该语境的关键词，一是important，二是location。因此选C。37.D。这道题同学可能会选A。因为前一句确实有出现“measure”一词，而且与前一句的逻辑也说得通，但是，我们做选择的时候不能只看选项与前一句的逻辑，而是选择一个跟前后句，甚至跟全段、全篇章都符合语境、逻辑无误的选项。我们再观察后一句：出现一个并列连词and,一个指示代词these，说明thesecoursemovements，在空格处必有提及。选项D提到course（路程）会改变，而后面说这些路程的移动会导致它变长或者变短。38.B。空格在段首，填的是段落大意句。看到后面的并列倒装句中“butitalsostartsinthemountainsandgetslowerandlowerinaltitudeasitextendstotheGulf.”说明河流从山脉出发，随着它延伸到海湾，在海拔上变得越来越低。同学们要注意altitude是海拔的意思，然后我们不难看出选项B中的“Downward”是向下的意思，与原文的getslowerandlowerinaltitude意思相符。39.E。空格在段首，填的是段落大意句。从后一句开头Sadly“令人忧伤的是”，可以知道前后句是转折关系。第二句提到它的水快要用完了，部分河域快要干涸了。可见这里是从河流的供水方面去描述。因此对应下来E中的drinkingwater符合该段语境。40.F。空格在段中，观察前后句。前一句说明该河流在供水方面很重要，后一句说明它作为国家边境的重要性。因此空格处句子应起承接作用。从F选项中，开头有关键词Moreimportantly,表示与前一句的并列关系，句中有cooperation和nations，对应文中最后一句“asymboloffriendshipandpeacebetweentwopeoples.”因此选F。三、阅读理解19.Isthereawaytoturnbacktheagingprocessinpeople?Forcenturies,peoplehavebeenlookingfora"fountainofyouth.”Theideaisthatifyoufindamagicalfountain,anddrinkitswater,youwillnotage.ResearchersinNewYorkdidnotfindanactualfountainofyouth,buttheymayhavefoundawaytoturnbacktheagingprocess.Itappearsthattheanswermaybecalledthehypothalamus,whichispartofyourbrain.Itcontrolsimportantbodyactivities,includinggrowth,thewayweprocessfoodandsoon.ResearchersatNewYork'sAlbertEinsteinCollegeofMedicinefoundthathypothalamusneuralstemcells(干细胞)alsoinfluencehowfastagingtakesplace.DongshengCai,aprofessorattheAlbertEinsteinCollegeofMedicine,wastheleadingresearcherinastudyonaginginmice.Heandhisteamreportedtheirfindings."Agingspeedcanbecontrolledbyaparticularplaceinthebody,whichisthehypothalamus.Anditcanbecontrolledbyaparticulartypeofcells,whicharehypothalamusstemcells.，Headdsthatwhenthehypothalamusstartsaging,sodoesthebody.Sowhenhypothalamusfunctionisindecline,particularlythelossofhypothalamusstemcells,andthisprotectionagainsttheagingdevelopmentislost,iteventuallyleadstoaging.Usingthisinformation,theresearchersbegantryingtoactivatethehypothalamusinlaboratorymice.Theydidthisbyinjectingtheanimalswithstemcells.Theresearcherssaytheresultsshowthatthetreatmentslowedagingintheanimals."Whenweinjectedthehypothalamusstemcellstothemiddle-agedmice,themiceagedslowlyandtheycanalsolivelonger.”Buttheseresultswerejustfromstudyingmiceinalaboratory.Ifthemicecanlivelonger,doesthatmeanpeoplecouldhavelongerlives?Thenextstepistoseeiftheanti-agingeffectsalsoworkinhumanbeings."Ifwecantranslatewhatwehaveseeninanimalstohumans,Ithinkhumanscanfunctionbetterduringlaterages.”Caiandhisteamsaytheirstudiesmayhaveotherbenefits.Theysaythefindingscouldleadtonewwaystohelpdoctorsidentifyandtreatanynumb