广州市初二英语下册期末模拟考.docx

广州市初二英语下册期末模拟考.docx

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广州市初二英语下册期末模拟考

第二学期期末模拟考

年级：

八年级科目：

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.Go

andwritesomethingdown.Getready6it.I’msureyou’lldow“ellT.hank”

you,”Ianswered.Itwas7forme.WhenIgothome,twopassages8for

thetalkatonce,Ipracticed9itagainandagain.10Iread,Iaskedmyparentstolistentome.Mondaymorningcame,Ibegantofeelnervous.Thiswasmy11timetogiveatalktosomanypeople.Istoodinfrontofeveryone.I

openedmymouth,butIcouldn’tsayanything.Justthen,Ilookeddown,Inoticed

about500people.12eyesweresaying,“Youcandoitperfectly.Don’tbeshy.Justtalkaloud.”13Itoodkeepbreath.ThenIbegantotalk.Ididn’tknowhowIfinishedmytalk.14Isucceededinfinishingit.Ishowedeveryone15I

coulddo.

1.A.watchB.watchingC.towatchD.watched2.A.excitingB.excitedC.exciteD.excitement3.A.HowB.WhatC.HowaD.Whata4.A.alsoB.tooC.eitherD.aswellas5.A.sayB.hassaidC.saidD.says

6.A.forB.ofC.toD.at

7.A.sogreatchanceB.soagreatchance

C.suchgreatchanceD.suchagreatchance

8.A.writeB.wroteC.arewrittenD.werewriting9.A.readB.toreadC.readingD.toreading10.A.BeforeB.WhenC.UntilD.Where11.A.oneB.onceC.firstD.thefirst12.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.Theyhave

abookshopbythebusstation.They'repolitetoeveryoneandhavealotoffriends.Theyoften16thepoorstudentsandsellthemsomebookscheaply.Sothere're

anidea.Shesaidtoher23,"Oh,it'seleveno'clock!

You'dbetterstoptalking,dear!

Ourguestsareanxiousto24!

"

MrKingheardthisandstoodup,thenhesaid25tothevisitorsandthey

leftsoon

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’PHvalueisnotgreatatthemomentbutcould

causeaseriousthreattocurrentoceanlifeifitcontinues,theywarn.KenCaldeiraandMichaelWickett,fromtheLawrenceLivermoreNationalLaboratory,reporttheirconcernsinthejournalNature.

Increasinguseofoilfuelsmeansmorecarbondioxideisgoingintotheair,and

mostofitwilleventuallybeabsorbedbyseawater.Onceinthewater,itreactstoformcarbonicacid.Scientistsbelievethattheoceanshavealreadybecomeslightlymoreacidicoverthelastcentury.

Theseresearchershavetriedtopredictwhatwillhappeninthefuturebycombiningwhatweknowaboutthehistoryoftheoceanswithcomputermodelsofclimatechange．"Thislevelofaciditywillgetmuchmoreextremeinthefutureif

wecontinuereleasingCO2intotheatmosphere,"saidDrCaldeira."Andwe

predicttheamountoffutureaciditywillexceedanythingwehaveseenoverthelastseveralhundredmillionyears,letaloneperhapsafterraredisasterssuchasasteroidimpacts．”

However,itisnotabsolutelyclearwhatthatmeansforoceanlife．Most

organismslivenearthesurface,wherethegreatestPHchangewouldbeexpectedtooccur,butdeep-oceanlifeformsmaybemoresensitivetoPHchanges．Coralreefs（珊瑚礁）andotherorganismswhoseshellscontaincalciumcarbonatemaybe

particularlyaffectedifthewater'saciditylevelskeepgoingup,theteampredict.

TheycouldfinditmuchmoredifficulttobuildthesestructuresinwaterwithalowerPH.

Inrecentyearssomepeoplehavesuggestedstoringcarbondioxidefrompowerstationsinthedeepoceanasawayofdealingwithglobalwarming．ButDrCaldeirasaidthatsuchastrategyshouldnowbere-considered."Previously,most

expertshadlookedatoceanabsorptionofcarbondioxideasagoodthing-becauseinreleasingCO2intotheatmospherewewarmtheplanet,andwhenCO2,is

absorbedbytheocean,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,schoolnameand

addressoranyotherpersonalinformationwithoutyourparents’permission

Ifsomeonesendsyousomethingimpoliteorthatmakesyouuncomfortable,letyourparentsorteachersknow.Neveranswerityourself.

Neveragreetomeetsomeoneyou’vemetonthenetwithoutyourparents’

permission.

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

Neversendapersonyourpicture（oranythingelse）withoutyourparents’

permission.

DonotgiveoutyourInternetpasswordtoanyone,evenbestfriends.Checkwithyourparentsbeforedownloadingprogramstoyourcomputer.

Followtherulesthatyourparentshavemadeaboutyouruseofthenetand

yourbehavior.

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

Afterexplainingwheremynewhousewas,ItoldhimthatIhadleftthekeyunderthedoormat.SinceIknewitwouldbequitelatebeforeIcouldgetback,Isuggestedthathemakehimselfathomeandhelphimselftoanythingthatwaskeptintherefrigerator（冰箱）.

Twohourslatermyfriendphonedmefromthehouse.Atthemoment,hesaid,

hewaslisteningtosomeofmyrecordsafterhavinghadanicemeal.Hehadfoundthepanandmeatintherefrigerator.Now,hewasdrinkingacupofteaandhopedthatIwouldjoinhimsoon.WhenIaskedhimifhehadanydifficultyfindingthe

house,heansweredthattheonlyproblemwasthathehadnotbeenabletofindthekeyunderthedoormat,butluckily,thelivingroomwindowbytheappletreehadbeenleftopenandhehadclimbedinthroughthewindow.Ilistenedtoallthisingreatsurprise.Thereisnoappletreeoutsidemywindow,butthereisonebythelivingroomwindowofmynext-doorneighbor'shouse!

36.Whenmyfriendarrived,Icouldnotgotomeethimbecause.

A.wewerenotgoodfriends

B.Iwasbusyatwork

C.hehadnottoldmethathewouldcome

D.Ididnotwanttoseehim

37.Adoormatisamat.

A.Usedasadoor

B.forcleaningofthebottomofshoes

C.Putuponadoorasanornamen装t（饰物）

D.nearadoorunderwhichpeopleputtheirkeys

38.Ilistenedtomyfriend'sphonecallingreatsurprisebecause.

A.hehadnotwaitedformetoeattogether

B.hehadeatentoomuchofthefood

C.hemistookmyneighbor'shouseformine

D.hehadleftthehousewiththewindowopen

39.Atlastmyfriend.

A.didnotentermyhouse

B.enteredmyhouseafterheopenedthedoor

C.enteredmyhousebyclimbingthroughthewindow

house,heansweredthattheonlyproblemwasthathehadnotbeenabletofindthekeyunderthedoormat,butluckily,thelivingroomwindowbytheappletreehadbeenleftopenandhehadclimbedinthroughthewindow.Ilistenedtoallthisingreatsurprise.Thereisnoappletreeoutsidemywindow,butthereisonebythelivingroomwindowofmynext-doorneighbor'shouse!

36.Whenmyfriendarrived,Icouldnotgotomeethim