外研版高中英语必修一、二语法专项练习题

必修一、二语法专项练习题

第一部分英语句子成分及基本句型

一、句子成分：

(一)定义：构成句子的各个部分叫做句子成分。

(二)分类：主语、谓语、宾语、表语、定语、状语、补语、同位语。

1.主语：是一个句子所叙说的主体。主语的位置一般在句首，一般不省略。

例如：Duringthe1990s,Americancountrvmusichasbecomemoreandmorepopular.(名词)

请用下划线标出每个句子的主语，并在后面括号内列出其由词性什么充当。

例如：WeoftenspeakEnglishinclass.(代词)

1One-thirdofthestudentsinthisclassaregirls.()

1)Toswimintheriverisagreatpleasure.()

2)Smokingdoesharmtothehealth.()

3)Whatyousaidconfusedme.()

4)Thatthesunrisesintheeastiscommonknowledge.()

2.谓语：谓语即主语发出的动作或主语具有的特征和状态。根据主语，动作发出的时间不同有人称和事态的

变化.谓语的构成如下：

1、简单谓语：由一个动词或动词短语构成。如：Herunsfast.

2、复合谓语：由情态动词或其他助动词加动词的相应形式构成。

如：Youmaykeepthebookfortwoweeks.

Hehascaughtabadcold.

用下划线标出下面句子的谓语：

1)Whathappened?

2)Theplanetookoffat10o'clock.

3)Wewerebeatenbytheirteam.

4)Youcandoitifyoutryhard.

3.表语：说明或表述主宿的身份、特征和状态的，位置在系动词(如be,become,get,look,grow,turn,seem

等)之后。

例如：OurteacherofEnglishisanAmerican.(名词)

用下划线标出下列句子的表语并在后面括号内写出其由什么词性充当。

1)Isityours?()

2)Theweatherhasturnedcold.()

3)Thespeechisexciting.()

4)Threetimessevenistwentyone?()

5)HisjobistoteachEnglish.()

6)Hishobbyisplayingfootball.()

7)Themachinemustbeoutoforder.()

8)Timeisup.Theclassisover.()

9)Thetruthisthathehasneverbeenabroad.()

4.宾语：是谓语动作的承受者，动作是假的对象。宾语一般由名词、代词、数词、不定式、动名词、宾语

从句充当。

例如：Theysawanexhibition(展览)yesterday.(名词)

Exercise：

用下划线标出宾语并在后面括号内写出其由什么充当。

1)Theheavyrainpreventedmefromcomingtoschoolontime.()

2)Howmanydictionariesdoyouhave?1havefive.()

3)Theyhelpedtheoldwiththeirhouseworkyesterday.()

4)Hepretendednottoseeme.()

5)Ienjoylisteningtopopularmusic.()

6)Ithink(that)heisfitforhisoffice.()

5.定语：定语即在句子中修饰名词或代词的词、短语或从句。

如：Guilinisabeautifulcit>r.(形容词)---定语前置

Ihavesomethinginterestingtotellyou.(形容词)....定语后置

Exercise：

用下划线标出定语并在后面括号内写出其由什么充当。

1)Chinaisadevelopingcountry;()Americaisadevelopedcountry.()

2)Therearethirtywomenteachersinourschool.()

3)HisrapidprogressinEnglishmadeussurprised.()

4)Ourmonitorisalwaysthefirsttoentertheclassroom.()

5)Theteachingplanfornexttermhasbeenworkedout.()

6)HeisreadinganarticleabouthowtolearnEnglish.()

7)Thegirlinreddressismvbestfriend,Lily.()

6.状语：修饰动词、形容词、’副词或整个句手，说明动作或状态特征的句子成分，叫做状语。可由副词、

介词短语、不定式、分词形式、从句来充岂。

如：Lighttravelsmostquickly.(副词)

用下划线标出状语并在后面括号内写出其由什么充当。

1)Hearingthenews,hewasabsolutelyshocked.()()

2)Fortunately,hepassedthenationalcollegeentranceexamination.()

3)Heisintheroommakingamodelplane.()

4)Onceyoubegin,youmustcontinue.()

5)Hehaslivedinthecityfortenvears.()

状语种类有时间、地点、彖件、力式、、伴随、让步、比较、目的、原因、结果等：

如：Howaboutmeetingagainatsix?(时间状语)

在后面括号内写出每个句子中硒语是什么状语。

1)Lastnightshedidn'tgotothedancepartybecauseoftherain.(状语)

2)Ishallgothereifitdoesn'teain.(状语)

3)MrSmithlivesonthethirdfloor.(状语)

4)Sheputtheeggsintothebasketwithcreatcare.(状语)

5)Shecameinwithadictionaryinherhand.(状语)

6)Inordertocatchupwithothers,Imustworkharder.(状语)

7)Hewassotiredthathefellasleepimmediatelv.(状语)

8)Sheworksveryhardthoughsheisold.(状语)

9)Iamtallerthanheis.(状语)

7.宾语补足语：在宾语的后面补充说明宾语的动作、状态、特征的成分称为宾语补足语。带有宾语补足语

的一般句型为：某些及物动词(如make等+宾语+宾补)。

例如：HisfathernamedhimDongming.()

用下划线标出宾语补足语并在后面括号内写出其由什么词性充当。

1)Theypaintedtheirboatwhite.()

2)Letthefreshairin.()

3)Youmustn'tforcehimtolendhismoneytoyou.()

4)Wesawherenteringtheroom.()

5)Wewillsoonmakeourcitywhatvourcitvisnow.()

二、简单句的基本句型(在下列句字底下划建并写出句子结构)

1.主+谓S+Vi

例如：Thepenwritessmoothly.

1)Shecried.2)Nothinghappened.

3)Thesnakedisappeared.4)Itrainedyesterday.

5.主+系+表S+V+P

连系动词可分为三类：

表感官：look（看起来）,sound（听起来）,smell（闻起来）,taste（尝起来）,feel（感觉起来）

表保持：keep/§tay/remain（保持）

表变化：become（血为，变得）,get（变得）,turn（变得）,go（变得）,come（变得）

例如1）,ThisisanEnglish-Chinesedictionary.2）.Thedinnersmellsgood.

3).Hefellinlove.4).Everythinglooksdifferent.

5).Heisgrowingtallandstrong.6).Ourwellhasgonedry.

7).Hisfaceturnedred.8).Thefactprovesright.

3.主十谓+宾s+v+o

例如1)Whoknowstheanswer?2)Hehasrefusedtohelpthem.

3)Heenjoysreading.4)Theyatewhatwasleftover.

5)Hesaid"Goodmorning.*'6)Iwanttohaveacupoftea.

4.主+谓+间宾+宜宾S+V+IO+DO

例如.Myfatherboughtmeanewbike.

Uohnlendmeabook.

2.P11giveyouanewdictionary.

3.Shepassedhimthesalt.

4.Hetoldusastorylastnight.

5.1showedBenthemap.

5.主+谓+宾+宾补S+V+O+C

1.Theyappointedhimmanager.2.Thissetthemthinking.

3.Theyfoundthehousedeserted.4.Whatmakeshimthinkso?

5.Heaskedmetocomebacksoon.6.1sawthemgettingonthebus.

三、简单句、并列句、复合句

按句子的结构分，英语句子可分三种：

1.简单句：只有一个主语(或并列主语)和一个谓语(或并列谓语).

e.g.HeoftenreadsEnglishinthemorning.

TomandMikeareAmericanboys.

Shelikesdrawingandoftendrawspicturesforthewallnewspapers.

2.并列句：由并列连词把两个或两个以上的简单句连在一起构成的句子。

表并列关系and,aswellas,both...and...,notonly/just...but(also)

表转折关系but,yet(然而)

表对比关系while（而，却）,whereas（然而,但是）

表选择关系or/or/else/otherwise(SM),either・・・or…(要么/或者....要么/或者.....),neither…nor…(既不...也

不...),not…but…(不是...而是...)

|表因果关系|for(因为),80

e.g.Youhelphimandhehelpsyou.

Hurryup,oryou'llmissthetrain.

Hewasalittlemanwiththickglasses,buthehadastrangewayofmakinghisclassesinteresting.

Tomwasrichwhilehisbrotherwasverypoor.Tom非常富有，然而他的哥哥非常穷。

Wehadbetterstayathome,foritisraining.

Notonlydoeshelikereadingstories,butalsohecanevenwritesome.

3.复合旬：含有一个或一个以上从句的句子。复合句包含：名词性从句(主语从句、宾语从句、表语

从句和同位语从句)、定语从句和状语从句等。

e.g.TheforeignvisitorstookalotofpictureswhentheywereattheGreatWall.(状语从句)

ThisisthebookwhichIamlookingfor.(定语从句)

Whatyousaidiscorrect.(主语从句)

Idon"knowwhenshewillcomeback.(宾语从句)

Thenewsthatourteamhadwonexcitedus.(同位语从句)

Hissuggestionis(hat2cshouldstaycahn.(表语从句)

四、练习

(1)指出下列句子划线部分是什么句子成分:

1.Thesludcntsgotontheschoolbus.2.Hehandedmethenewspaper.

(F()(T

3.1shallanswervourquestionafterclass.4.WhatabeautifulChinesepainting!

(T(F(~

5.ThevwenthuntingtogethereaHvinthemornine.6.Hisjobistotrainsoimmers.

()()(厂()

7.HetookmanephotosofthepalacesinBeiiinw.

()()

8.ThereiseoinetobeanAmericanfilmtonight.9.Hiswishistobecomeascientist.

()1)~~()(~()•

10.Hemanagedtofinishtheworkintime.11.Tomcametoaskmeforadvice.

()~(~()

12.HefounditimportanttomasterEnglish.13.Henoticedamanentertheroom.

()()

14、Theapplestastedsweet.

(~r

(2)判断下列句子是简单句、并列句还是复合句:

1.WeoftenstudyChinesehistoryonFridayafternoon.()

2.TheboywhoofferedmehisseatiscalledTom.()

3.Thereisachairinthisroom,isn'tthere?()

4.MybrotherandIgotoschoolathalfpastseveninthemorningandcomebackhomeatseveninthe

evening.()

5.HeisinClassOneand1aminClassTwo.()

6.Hewasfondofdrawingwhenhewasyetachild.()

7.Neitherhashechangedhismind,norwillhedoso.(

8.Whathesaidatthemeetingisveryimportant.()

9.Thefarmerisshowingtheboyhowtoplantatree.()

10.BothTomandJackenjoycountrymusic.()

第二部分谓语动词的时态和被动语态

一、动词的时态

一般完成进行完成进行

一般现在时现在完成时现在进行时现在完成进行时

现在have/has

do/does,is/am/aredoinghave/hasbeendoing

am/is/arebeen/done

一般过去时过去完成时过去进行时过去完成进行时

过去

didhadbeen/donewas/weredoinghadbeendoing

一般将来时将来完成时将来进行时

将来will/shall+dowillhave

willbedoing

begoingtodobeen/done

二、动词的被动语态

类另构成形式例句

一般现在时am/is/are+doneEnglishiswidelyusedintheworld.

一般过去时was/were+doneWewereaskedtohelpthem.

一般将来时will/shall+bedoneAclassmeetingwillbeheldnextMonday.

被动语态过去将来时should/would+bedoneShesaidthoseflowersshouldbewatered.

现在进行时is/am/are+beingdoneTheblackboardisbeingpaintednow.

过去进行时was/were+beingdoneThoseflowerswerebeingwateredjustnow

过去完成时had+beendoneAlltheseflowershavebeenwatered.

现在完成时have/has+beendone|Thesebooksmaybekeptfortwoweeks.

单句填空

l.OnMondaymorningsitusually(take)meanhourstodrivetoworkalthoughtheactual

distanceis

only20miles.

2.1fvve(notact)nowtoprotecttheenvironment,welllivetoregretit.

3.We(leave)veryearlysowepackedthenightbefore.

4.—Whataboutyourself-drivetripyesterday?

—Tiring!Theroadisbeingwidened,andwe(have)aroughride.

5.—Idon'tunderstandwhyyoudidn'tgotothelectureyesterdayafternoon.

—rmsorry・ButI(do)myhomework.

6.—CouldIuseyourcartomorrowmorning?

—Sure.I(write)areporterathome.

7.“Whatdoyouwanttobe?”askedMrs.Crawford.wOh,1(be)president,Msaidtheboy,

withasmile.

8.Shakespeare9splayHamlet(make)intoatleasttendifferentfilmsoverthepastyears.

9.—Kevin,youlookworried.Anythingwrong?

—Well,I(take)atestandPmwaitingfortheresult.

lO.Themanager______________(tell)theworkershowtoimprovetheprogramsince9am.

11.1hadbeenworkingonmathforthewholeafternoonandthenumbers(swim)beforemy

eyes.

12.MLifeislikewalkinginthesnow”,GrannyusedtosayJbecauseverystep(show)”.

13.ltisreportedthatmanyanewhouse(build)atpresentinthedisasterareainGansu

Province.

14.Johnsoldthecamerayesterdaywhichhisbrother(send)himasabirthdaypresentfrom

Japan.

15.lt(rain)forthewholeweek.Thecitywillbefloodedifit(notstop)soon.

16.—Sleepwelllastnight?

-Farfromthat.Mynextdoorneighbor(play)musicprettyloud.

17.Theuniversityestimatesthatlivingexpensesforinternationalstudents(be)around

$8,450ayear.

18.Mydictionaryismissing.I(lookfor)iteverywherebutstillnotfindit.

19.—Nancyisnotcomingtonight.

-Butshe(promise)!

20.1wonderwhyJenny(notwrite)usrecently.Weshouldhaveheardfromherbynow.

21.Althoughhehaslivedwithusforyears,he(notleave)usmuchimpression.

22.—WhatwereyoudoingwhenTonyphonedyou?

—Ihadjustfinishedmyworkand(start)totakeashower.

23.Rainforests(cut)andburnedatsuchaspeedthattheywilldisappearfromtheearthin

thenear

future.

24.AfterJackhadsentsomee-mails,he(start)workingonhisproject.

25.Don'tworry.Thehardworkthatyoudonow(pay)laterinlife.

26.Closethedooroffearbehindyou,andyou(see)thedooroffaithopenbeforeyou.

27・'Themoment(come)soon,^^hethoughttohimself,waitingnervously.

28.Thelettersfortheboss(put)onhisdeskbuthedidn'treadthemuntilthreedayslater.

29.Thethreeofus(travel)aroundEuropeforaboutamonthlastsummer.

30.—Look!Somebody(clean)thesofa.

-Well,itwasn'tme.Ididn'tdoit.

31.1feelsoexcited!Atthistimetomorrowmorning1(fly)toShanghai.

32.Theyarelivingwiththeirparentsforthemomentbecausetheirownhouse(rebuild).

33.Peterhadintendedtotakeajobinbusiness,but(abandon)thatplanaftertheunpleasant

experienceinCanadain2010.

34.—Alvin,areyoucomingwithus?

-I'dloveto,butsomethingunexpected(comeup).

35.Thepresidenthopesthatthepeoplewillbebetteroffwhenhequitsthanwhenhe(start).

36.JustasIgottotheschoolgate,IrealizedI(leave)mybankinthecafe.

37.ltisreportedthataspacestation(build)onthemooninyearstocome.

38.Tomydelight,I(choose)fromhundredsofapplicantstoattendtheopeningceremony.

39.—WhereisPeter?Ican'tfindhimanywhere.

—Hewenttothelibraryafterbreakfastand(write)hisessaythereeversince.

4O.Janecan'tattendthemeetingat3o'clockthisafternoonbecauseshe(teach)aclassat

thattime.

41.—IsPetercoming?

-No,he(change)hismindafteraphonecallatthelastminute.

42.Inthelastfewyears,China(make)greatachievementsinenvironmentalprotection.

43.Asyougothroughthisbook,you(find)thateachofthemillionsofpeoplewholived

throughWorldWarhadadifferentexperience.

第三部分非谓语动词

|非谓语动词|todo[doing|done

I用法I主动，将来，目的I主动，进行，过去I被动，完成

①(一)现在分词(doing)专项练习

②(leave)theworkunfinished,myfriendwenthomeinahurry.

③Thechildrenrushedoutoftheclassroom,(talk)aboutsomethinghappily.

④Not(know)howtosolvethedifficultproblem,Ihadtoturntomyteacherforhelp.

⑤Tomfellfromhisbike,(hit)hisheadagainstthestone.

⑥(walk)intheparkthismorning,Icouldhearthevoiceofthebirds.

⑦winter(come),itgetscolderandcolder.SoIcangoskating.

⑧Generally(speak),boyslikeplayingwithtoycars.

⑨(finish)allthetasks,wewenttothecinemahappily.

mThepolicearesparingnoefforttosearchforthemissingboy,(give)his

⑩arayofhope.

Tomcame(dash)intotheroomwithsomefilmticketsinhishand.

11(spend)allhismoney,theboyhadtogivehismotheracall.

12Theplanecrashhappened,(kill)morethan100peopleonboard.

13While(cross)thestreet,youmustbeverycareful.

14

15(work)harderatEnglish,you'llmakegreaterprogress.

16Thefirelastednearlyaday,(leave)nothingvaluable.

(judge)fromhisbehaviour,hemustbemad,sowehadbetterleavehim

alone.

17(select)theproperpresent,theysentittotheirrespectableprofessor.

18Hewascaughtintherain,thus(make)himselfcatchacold.

19_______________(see)nobodyathome,hedecidedtoleavethemanote.

20Theoldscientistdiedallofasudden,(leave)theprojectunfinished.

21(live)inBeijingforyears,Ialmostknoweveryplacequitewell.

22(tell)forseveraltimes,hestillcouldn'tunderstandtherules.

23Thechildrenrushedoutoftheclassroom,(talk)aboutsomethinghappily.

24Samslippedandfell,(hit)hisheadagainstthestone.

25(walk)intheparkthismorning,Icameacrosstwobeautifulbirds.

26(finish)allthetasks,wewenttothecinemahappily.

27Thecoolingwindsweptthroughourbedroomwindows,____(make)airconditioning

unnecessary.

28(hear)thesignal,peopleranoutofthebuilding.

29(judge)fromtheappearance,itisverypeaceful,butinfact,awarwillbreakoutsoon.

30Igotonthebusandfoundaseatneartheback,andthenInoticedaman(sit)atthefront.

31YungangGrottoesinShanxiProvince,_________(date)backtomorethan1,500yearsago,area

worldculturalheritagesite.

32Thestormleft,(cause)alotofdamagetothisarea.

33(see)thatshewasgoingofftosleep,Iaskedifshewouldlikethatlittledollonherbed.

34Whenhewokeup,Johnfoundhimself(lie)inhospital.

35StormssweptalongNewMexico'sborderwithTexasonFriday,________(destroy)homesand

otherbuildings.

36Marywillneverforgetthefirsttimeshesawhim.Hesuddenlyappearedintheclassoneday,

(wear)sunglasses.

37Therobotispoweredbyabatteryonitsback,whichcankeepit________(operate)foranhour.

38Pekingoperahasarichlistofplays,artists,troupes(剧团)，andwideinfluences,(make)

ittheleadingoperainChina.

39Formanypeople,especiallythose(live)intheoldpartsoftowns,thisisundoubtedlya

problem.

40Moremultimedia(多媒体)equipmenthasbeenintroduced,(enable)ustostudymore

efficiently.

41Today,thereareabout30dogsand25cats(live)attheshelter.

42Jackhurriedhome,(leave)thehatlyingonthecouch.

43(survive)acaraccident,manyofthepassengersnowneedmedicaltreatment.

44Thebridge(build)nowwillshortenthedrivingdistancebetweenthetwovillages.

45Thesearchresultwas543websites(contain)informationaboutthechangesofthegame.

46Withtheship(sink)slowly,manypassengersjumpedintothesea.

47Tomissixfeettall,(weigh)200pounds.

48Withprices(go)upsofast,wecan'tbuyahouseofourown.

49TherearelotsofstudentsstandinginfrontoftheTiananmenSquare,each________(carry)a

nationalflag.

50Theircarwascaughtinatrafficjam,thus(cause)thedelay.

51Theproblem(discuss)atpresentatthemeetingisofgreatimportance.

52Thereisagreatdealofevidence(indicate)musicactivitiesengagedifferentpartsofthe

brain.

53____________(watch)manycompetitionsofsnowboardinginthe2022WinterOlympic,hewasfullof

curiosity.

54(overcome)thechallengeofairpollution,wecanbuildafineworld.

55Theboycouldclimbupthetreewithhismother(support)him.

56Canyoushowmeanyword(begin)withtheletter"L"?

57(receive)noreply,hedecidedtowriteanotherlettertotheuniversityabouthis

application.

58Onthebankoftheriver,wefoundhim(lie)onabeach.

59Thequestion(discuss)nowatthemeetingisveryimportant.

60Thefiresburnedforthreedays,(destroy)atotalof25,000buildings.

61DuringtheMid-AutumnFestival,familiesgathertoadmirethe(shine)moonandenjoy

deliciousmooncakes.

62Thewoman(look)athermapisarelativeofmymother.

63(finish)hishomework,hewasplayingontheplayground.

64WithChristmas(approach),aChristmaspartywillbeheldintheschool.

65(see)alargecakeflyingthroughtheair,thedriverpulledupquickly.

66Hecameacrossapreciousjar(contain)manygoldcoins.

67Atfour,shefellintoariverandwasrescuedbysomelocalvillagers(live)inBaoxing

CountyinSichuanProvince.

68Onenight,Isawtheredorangelava(火山岩)(pour)outofKilaueaVolcanointhe

distance.

69Walkingtowardsthefrontdoorwenoticedagentleman(stand)atoneside.

70Hesawthestone,(say)tohimself:"Thenightwillbeverydark/*

71(detect)bythedevice,themanwasdiagnosedwithheartattack.

72Weather(permit),wewillgocampingthisweekend.

73Youaremostlikelytoendup(take)overthecompanyifyouplayyourcardsright.

74Theystoodonthestage,(wave)theirhandstotheaudience.

75Overtheyears,thesystemdevelopedintodifferentforms,,(lead)tomanyvarietiesof

dialectsandcharacters.

76Wefollowedthethief(小偷)，(track)himinthedarkevening.

77Theundergroundsystem(build)inthecitywillbeopennextyear.

78It'simpolitetokeepothers(wait)forsolong.

79Duringthetour,firstyoushoulddrivealongthenewhighway(connect)CuscotoLake

Titicaca.

80Asimple30-minuteoperation(develop)byscientistsnowishopedtocureblindnessinsix

years.

81WhenIlistentonativeEnglishspeakers(talk)inavideo,Icancatchonlyafewwords.

82(hear)thecriesforhelp,peopleimmediatelyrushedoutoftheroom.

83Shekeptme(talk)onthephoneforhalfan

84(tell)thatsomeguestswerecoming,sheshoppedallmorninginthatsupermarket.

85Look!Thenewbridge(build)overtherewillbecompletedsoon.

86There(be)nolight,vvehadtofee)ourwayinthedark.

87Time(permit),Iwillcallonmymothertomorrow.

88Hisparentsalwayshadhim(weed)thegardenwhenhewasachild.

89Ifindthem(wait)formeoutsidethegate.

90Themissingboyswerelastseen(play)neartheriver.

91Footballisplayedinmorethan80countries,(make)itthemostpopularsportintheworld.

(二)动词不定式(todo)专项练习

92一、单句语法填空

931.Itwasunbelievablethatthefanswaitedoutsidethegymforthreehoursjust(have)a

lookatthesportsstars.

942.Hewasthefirst(arrive)andthelasttoleave(leave)inourcompany.

953.Hewastooexcited(speak)whenheheardthenews.

964.Pleasetellmethesubjects_______________(discuss)atthenextsession.

975.Hegottothestationonly(find)thetrainhadleft.

986.TheOlympicGames(hold)intheyear2022willbeasuccess.

997.Inhisspeech,heexpressedtheirdetermination(achieve)theirgoals.

1008.Thespeedishighenoughforus(catch)upwiththefirstliner.

1019.Asthefamoussayinggoes,“Itisnevertoolate(learn)."

10210.Howfoolishhewas!(pay)offthedebts,Tomsoldhishousesohisfamily

membersbecamehomeless.

10311.Itwillbeagoodopportunity(exchange)experience.

10412.(make)yourdreamcometrue*thefirstthingtodoismakeaplanand

determinetocarryitout.

(三)过去分词(done)专项练习

105Thekidsliketoplayonthe(fall)leavesinthewoods.

106Hisbook(publish)isbasedonatruestory.

107The(puzzle)lookonhisfacesuggestedthathedidn'tgetwhatIsaid.

108Don'tdrink(pollute)water,becauseitcarriesthedisease.

109ChinaDaily,first(publish)in1980,isverypopularinChina.

110Therewasan(excite)lookonhisfacewhenhesawhisgift.

Ill(clean)womeninbigcitiesusuallygetpaidbythehour.

112Thequestion(discuss)justnowisofgreatimportance.

113Thecomputercenter,(open)lastyear,isverypop