广东省广州市初二英语下册期末模拟考.docx

广东省广州市初二英语下册期末模拟考.docx

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广东省广州市初二英语下册期末模拟考

2018-2019年学年度第二学期期末模拟考

年级：

八科目：

英语

一、语法选择（共15题，每小题1分满分15分）

阅读下面短文，按照句子构造的语法性和上下文连贯的要求，从每题所给的四个选项中选出最佳选项。

Mondaymorningisanimportanttimeatourschool.Allofthestudentsgototheplayground1thenationalflaggoup.OneMondayaboygavethetalkbeforetheflagrose.Hewas2andproud!

3bravehewas!

Iwantedtohaveatry,4.

Lastweekmyteacher5tome,“NextMondayyoucangivethetalk.Goandwritesomethingdown.Getready6it.I’msureyou’lldowell.”“Thankyou,”Ianswered.Itwas7forme.WhenIgothome,twopassages8forthetalkatonce,Ipracticed9itagainandagain.10Iread,Iaskedmyparentstolistentome.Mondaymorningcame,Ibegantofeelnervous.Thiswasmy11timetogiveatalktosomanypeople.Istoodinfrontofeveryone.Iopenedmymouth,butIcouldn’tsayanything.Justthen,Ilookeddown,Inoticedabout500people.12eyesweresaying,“Youcandoitperfectly.Don’tbeshy.Justtalkaloud.”Itook13deepbreath.ThenIbegantotalk.Ididn’tknowhowIfinishedmytalk.14Isucceededinfinishingit.Ishowedeveryone15Icoulddo.

1.A.watchB.watchingC.towatchD.watched

2.A.excitingB.excitedC.exciteD.excitement

3.A.HowB.WhatC.HowaD.Whata

4.A.alsoB.tooC.eitherD.aswellas

5.A.sayB.hassaidC.saidD.says

6.A.forB.ofC.toD.at

7.A.sogreatchanceB.soagreatchance

C.suchgreatchanceD.suchagreatchance

8.A.writeB.wroteC.arewrittenD.werewriting

9.A.readB.toreadC.readingD.toreading

10.A.BeforeB.WhenC.UntilD.Where

11.A.oneB.onceC.firstD.thefirst

12.A.TheyB.ThemC.TheirD.Theirs

13.A.aB.anC.theD.\

14.A.AndB.OrC.ButD.So

15.A.howB.whatC.whetherD.why

二、完形填空（共10题，每小题1.5分满分15分）

从下面各题给出的四个答案中，选出最佳答案

Mr.andMrs.Kinghavelivedinourtownfornearlytwentyyears.Theyhaveabookshopbythebusstation.They'repolitetoeveryoneandhavealotoffriends.Theyoften16thepoorstudentsandsellthemsomebookscheaply.Sothere'remanyyoungmenintheirshop.Ofcoursepeople17themandtheirfriendsoftencallon（拜访）themand18them.Wecanalwaysheartheirroomsarefullof19.

ItwasaFridayevening.Mr.andMrs.Kingweregoingtohaveapicnicontheislandthenextmorning.Itwasalittlefarfromourtown.Sotheyhadto20earlierthanusualtocatchasixo'clocktrain.After21afewfriendscametoseethemwhiletheywerecookingsomefoodanddrinksforthepicnic.Mr.Kingandhiswifehadtostoptoreceivethem.Theytalkedalotandfewofthemlookedattheclockonthewall.Itwaslate.MrandMrsKingwereanxious（焦急的）buttheycouldn'ttellthevisitorsaboutit.MrsKingthoughtforafew22andhadanidea.Shesaidtoher23,"Oh,it'seleveno'clock!

You'dbetterstoptalking,dear!

Ourguestsareanxiousto24!

"

MrKingheardthisandstoodup,thenhesaid25tothevisitorsandtheyleftsoon

16.A.helpB.hurtC.hitD.watch

17.A.knowB.understandC.meetD.like

18.A.playwithB.fightwith

C.talkwithD.catchupwith

19.A.cryB.shoutC.noiseD.laugh

20.A.gotoworkB.getup

C.gotosleepD.opentheshop

21.A.breakfastB.lunchC.supperD.meal

22.A.minutesB.daysC.weeksD.months

23.A.visitorB.husbandC.brotherD.father

24.A.gohomeB.gotobed

C.goshoppingD.havearest

25.A.helloB.goodbyeC.sorryD.nothing

三、阅读理解

第一节（共10题，每小题2分，共计30分）

A

"Theworld'soceansareslowlygettingmoreacidic,”sayscientists.TheresearchersfromCaliforniareportthatthechangeistakingplaceinresponsetohigherlevelsofcarbondioxideintheatmosphere.

Theloweringofthewaters’PHvalueisnotgreatatthemomentbutcouldcauseaseriousthreattocurrentoceanlifeifitcontinues,theywarn.KenCaldeiraandMichaelWickett,fromtheLawrenceLivermoreNationalLaboratory,reporttheirconcernsinthejournalNature.

Increasinguseofoilfuelsmeansmorecarbondioxideisgoingintotheair,andmostofitwilleventuallybeabsorbedbyseawater.Onceinthewater,itreactstoformcarbonicacid.Scientistsbelievethattheoceanshavealreadybecomeslightlymoreacidicoverthelastcentury.

Theseresearchershavetriedtopredictwhatwillhappeninthefuturebycombiningwhatweknowaboutthehistoryoftheoceanswithcomputermodelsofclimatechange．"ThislevelofaciditywillgetmuchmoreextremeinthefutureifwecontinuereleasingCO2intotheatmosphere,"saidDrCaldeira."Andwepredicttheamountoffutureaciditywillexceedanythingwehaveseenoverthelastseveralhundredmillionyears,letaloneperhapsafterraredisasterssuchasasteroidimpacts．”

However,itisnotabsolutelyclearwhatthatmeansforoceanlife．Mostorganismslivenearthesurface,wherethegreatestPHchangewouldbeexpectedtooccur,butdeep-oceanlifeformsmaybemoresensitivetoPHchanges．Coralreefs（珊瑚礁）andotherorganismswhoseshellscontaincalciumcarbonatemaybeparticularlyaffectedifthewater'saciditylevelskeepgoingup,theteampredict.TheycouldfinditmuchmoredifficulttobuildthesestructuresinwaterwithalowerPH.

Inrecentyearssomepeoplehavesuggestedstoringcarbondioxidefrompowerstationsinthedeepoceanasawayofdealingwithglobalwarming．ButDrCaldeirasaidthatsuchastrategyshouldnowbere-considered."Previously,mostexpertshadlookedatoceanabsorptionofcarbondioxideasagoodthing-becauseinreleasingCO2intotheatmospherewewarmtheplanet,andwhenCO2,isabsorbedbytheocean,itreducestheamountofgreenhousewarming.”

26.Theoceanisbecomingmoreacidicdueto___________.

A.thelowerwaterPHvalue

B.thewarmingatmosphere

C.thehigherlevelofCO2intheair

D.theincreasinguseofoilfuel

27.AccordingtoDrCaldeira,__________.

A.oceanabsorptionofcarbondioxideisagoodthing

B.moreoilfuelswillbeusedinthenearfuture

C.scientistsmaypredictclimatechangeswithcomputermodels

D.thefuturesituationoftheamountofacidityisextremelyserious

28.Ifthewater'saciditylevelkeepsrising,_________.

A.oceanlifewhosestructurescontaincalciumcarbonatemaybeaffected

B.thewaters’PHvaluewillbecomehigherandhigher

C.organismslivingnearthesurfacearemoresensitivetoPHchanges

D.somedisasterswilloccurmoreoftenthanbefore

29.Whatdoestheunderlinedword“acidic”probablymean?

A.污染的B.酸的C.复杂的D.温暖的

30.Thepurposeofthispassageisto_________.

A.showpeoplethefindingsofaresearchteam

B.informpeopleofhowacidtheoceanisnow

C.introduceDrCaldeiraandhisteam'sresearch

D.warnpeopleofthehigheraciditylevelinthesea

B

Therearealotoffunandeducationalthingstodoonthewebforkids.Therearealsoalotofpeopleandwebsites,soyouneedtobecareful.Herearesomethingstoremember:

Nevergiveoutyourfullname,address,phonenumber,schoolnameandaddressoranyotherpersonalinformationwithoutyourparents’permission.

Ifsomeonesendsyousomethingimpoliteorthatmakesyouuncomfortable,letyourparentsorteachersknow.Neveranswerityourself.

Neveragreetomeetsomeoneyou’vemetonthenetwithoutyourparents’permission.

Donotclickonanylinks（链接）thatareine-mailsfromanyoneyoudon’tknow.Suchlinkscouldleadtowrongwebsites.

Neversendapersonyourpicture（oranythingelse）withoutyourparents’permission.

DonotgiveoutyourInternetpasswordtoanyone,evenbestfriends.

Checkwithyourparentsbeforedownloadingprogramstoyourcomputer.

Followtherulesthatyourparentshavemadeaboutyouruseofthenetandyourbehavior.

TreatothersontheInternetthewayyouwanttobetreated!

Theyarepeople,notcomputers!

31.WhenyousurftheInternet,mostthingonthewebshouldbedecidedby.

A.yourselfB.yourparentsC.yourcomputerD.yourteachers

32.IfJohnclicksonalinkinastrangee-mail,hemay.

A.makesomenewfriends

B.getasurprisinggift

C.meetsomeads

D.entersomewrongwebsites

33.Johnusespolitewordstochatwithhisnetfriends,hewillprobably.

A.bethoughtasafool

B.betreatedpolitely,too

C.hearsomethingimpolite

D.getnothinginteresting

34.Theunderlineword“download”means.

A.下载B.编制C.上传D.创造

35.Thebesttitleofthisarticleis.

A.SafeUsingComputerforKids

B.HowtoDownloadPrograms

C.SafeSurfingRulesforKids

D.HowtoSurftheNet

C

Afterexplainingwheremynewhousewas,ItoldhimthatIhadleftthekeyunderthedoormat.SinceIknewitwouldbequitelatebeforeIcouldgetback,Isuggestedthathemakehimselfathomeandhelphimselftoanythingthatwaskeptintherefrigerator（冰箱）.

Twohourslatermyfriendphonedmefromthehouse.Atthemoment,hesaid,hewaslisteningtosomeofmyrecordsafterhavinghadanicemeal.Hehadfoundthepanandmeatintherefrigerator.Now,hewasdrinkingacupofteaandhopedthatIwouldjoinhimsoon.WhenIaskedhimifhehadanydifficultyfindingthehouse,heansweredthattheonlyproblemwasthathehadnotbeenabletofindthekeyunderthedoormat,butluckily,thelivingroomwindowbytheappletreehadbeenleftopenandhehadclimbedinthroughthewindow.Ilistenedtoallthisingreatsurprise.Thereisnoappletreeoutsidemywindow,butthereisonebythelivingroomwindowofmynext-doorneighbor'shouse!

36.Whenmyfriendarrived,Icouldnotgotomeethimbecause_____.

A.wewerenotgoodfriends

B.Iwasbusyatwork

C.hehadnottoldmethathewouldcome

D.Ididnotwant