版高考英语一轮复习 Unit 4 Cyberspace课时作业 北师大版必修2.docx
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版高考英语一轮复习Unit4Cyberspace课时作业北师大版必修2
Unit4Cyberspace
基础训练
Ⅰ.单句语法填空
1.Anearthquakehitthecity,________(destroy)manybuildingsandroads.
2.Theprogrammewasintendedtofocusattention________globalwarming.
3.Fancy________(sit)inthesunanddoingnothingallday!
4.Parentsspend________averageof$200ayearontoysfortheirchildren.
5.Don'thandlethevaseasifit________(is)madeofsteel.
6.Theywereoptimistic________thegoodresulttheywouldstrugglefor.
7.Theexpertsuggested________(prepare)enoughwaterandfoodforthetrip,orthetravelerswouldfindithard________(get)themwhentheygothungryorthirsty.
8.Thefatheraswellashisthreechildren________(be)goingskatingonthefrozenrivereverySundayafternooninwinter.
答案 1.destroying 2.on 3.sitting 4.an 5.were 6.about 7.preparing;toget 8.is
Ⅱ.完成句子
9.Thechildren'sfacesarebadly________________inthephotograph.
照片上孩子们的脸极其模糊不清。
10.________________yourstayinguplateoccasionally.
偶尔晚睡并无妨害。
11.Thepriceswere________________,butthey'reofthehighestquality.
价格比平均水平高,可它们的质量是最好的。
12.Severalyearslater________________hebecametooweak.
很明显,几年后他身体变得很虚弱。
13.Finallyhehadto________________andintheendourdream________________.
他终于接受了我的建议,我们的愿望实现了。
答案 9.outoffocus 10.There'snoharmin 11.aboveaverage 12.itwasclearthat 13.followmysuggestion;cametrue
Ⅲ.课文浓缩语法填空
ThelastthreedecadeshasseenthattheInternetisgrowing__14__(rapid).Nowadays,thenumberofthecomputers__15__areconnectedtotheInternetisaround50million.
Someexperts,worryingaboutthecrimeincyberspace,arenot__16__(optimism)aboutthefuture.Forexample,inthefuture,thecomputersofbanksandgovernmentsmay__17__(attack)by__18__(terror).However,manypeopleholdanoppositeviewabout__19__futureofcyberspace.Intheiropinion,theInternetcanbringthemgreatconvenience,suchasbuyingbooks,__20__(book)ticketsandshoppingontheInternet.Besides,peoplecanget__21__(entertain)fromtheNetandtelevisionandmailservice__22__(appear).__23__computerswidelyused,someexpertsseeourfutureinvirtualreality.
答案 14.rapidly 15.which 16.optimistic 17.beattacked 18.terrorists 19.the 20.booking 21.entertainment 22.willdisappear 23.With
Ⅳ.根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。
选项中有两项为多余选项。
Waystoimproveyourmemory
1.Writeaboutyourproblems.
Todocomplextaskswerelyonour“workingmemory”.Amoreefficientworkingmemorycontributestobetterlearning,planning,reasoningandmore.__24__Yousitdownfor20minutesafewtimesamonthandwriteaboutproblemsthathavehappenedtoyou.Researchersfoundthatitimprovedworkingmemoryafter5weeks.
2.Lookatanaturalscene.
Naturehasamagicaleffectonus.__25__Inonestudypeoplewhowalkedaroundanarboretum(植物园)did20%betteronamemorytestthanthosewhowentforawalkaroundbusystreets.
3.Saywordsaloud.
__26__Ifyouwanttoremembersomethinginparticularfromaloadofotherthings,justsayitoutloud.Astudyfoundmemoryimprovementsof10%forwordssaidoutloud.
4.__27__
Meditationhasbeenconsistentlyfoundtoimprovecognitivefunctions,includingmemory.Inonerecentstudy,participantswhomeditatedonly20minutesonceaday,sawbooststotheirworkingmemoryandothercognitivefunctions.
5.Useyourbodytoimprovememories.
Wedon'tjustthinkwithourminds,wealsouseourbodies.Researchhasshownthatweunderstandlanguagebetterifit'saccompaniedbygestures.__28__ResearcherstryingtoteachJapaneseverbstoEnglishspeakersfoundthatgesturingwhilelearninghelpedencodethememory.ParticipantswhousedhandgestureswhichsuggestedthewordswereabletorecallalmosttwiceasmanyJapanesewordsaweeklater.
A.Meditatealittlebit.
B.Differentpeoplehavedifferentmemories.
C.Wecanalsousegesturestoimprovememories.
D.Oneofnature'sbeneficialeffectsisimprovingmemory.
E.Therearereallynoeffectivewaystoimproveone'smemory.
F.Readingissurelytheeasiestofallmethodsforimprovingmemory.
G.Onewaytoincreaseworkingmemorycapacityindirectlyisthroughexpressivewriting.
答案
24.G [本段标题为Writeaboutyourproblems.是说明写出你的问题可以提高记忆力,选项G中的throughexpressivewriting(通过表达性写作)与标题内容相符合。
故选G。
]
25.D [空格前面一句Naturehasamagicaleffectonus.说明大自然对我们有神奇的作用。
选项D正是说明这些神奇的作用中的一种。
故选D。
]
26.F [根据本段标题Saywordsaloud.以及空格后面的justsayitoutloud可知,本段内容为大声说可以提高记忆力。
选项F说明的正是阅读是最简单的提高记忆力的方法。
故选F。
]
27.A [根据本段内容可知,冥想可以提高记忆力。
故选项A可做本段的标题。
]
28.C [根据本段标题Useyourbodytoimprovememories.以及本段内容可知,本段说明的是身体语言可以提高记忆力。
这与选项C中的usegesturestoimprovememories相一致。
故选C。
]
能力提升
Ⅰ.完形填空
体裁:
记叙文 话题:
人物介绍 词数:
316 时间:
19′
MarkSertich,aformerofficemanagerinDuluth,America,hasbeenhittingtheiceeveryotherdaysincethemid-1980swhenhewasinhisearly60sthen.
Growingup,helovedhockey,buthe'striedafewother__1__overtheyearsatvariousstagesofhislife.“WhenIwasstillworking,Istarted__2__.So,whenIreachedage59,Iranmyfirstmarathon.__3__Ifinishedfiveafterthat,”Sertichrecalls.Plentyof__4__hasallowedSertichtostaythesameweighthewaswhenheleftfortheArmy—in1942.
Asidefromsomehearingdifficulties,heenjoysnearly__5__healthattheageof94.Andofcourse,likeall__6__players,he'shadhisshareof__7__.Justafewmonthsago,weeks__8__hewastoflytotheSnoopy'sSeniorWorldHockeyTournamentinCalifornia,Sertichcollidedwith(与……相撞)another__9__andhisrightlegwasbroken.Doctorstoldhimtostayofftheiceforfourtosixweeks.“__10__,I'vealwaysbeenaquickhealer.Inthreeweeks,Iwasreadytogooutthereandtakepartinthe__11__,”hesays.
Sertichhaslivedalonesincehiswife__12__in2004.Thoughheis__13__sometimeswhenhemisseshisdeadwife,othersclosetohimsayhe'sa(n)__14__.DaneYoungblom,theteam'sorganizersaid,“Butforhis__15__—Ithinkhe'sprobablytheonlyoneinthewholeworldwhoplaysathislevel.He'snotjustwalkingaroundonthe__16__either.He'sagile(敏捷的),andhe's__17__andquick-handed.”
Theteam'syoungestplayersareintheir20sandthey__18__Sertich.“They'replayinghockeywithamanwho__19__inWorldWarⅡ,”Youngblomsays.“It'spretty__20__.He'ssucharolemodeltoallofus.”
1.A.performancesB.challengesC.sportsD.adventures
答案 C [除了喜欢冰球以外,MarkSertich在一生中还尝试了其他的体育运动。
下文他在59岁时参加马拉松比赛就是其中的一项体育运动。
]
2.A.runningB.dancingC.singingD.jumping
答案 A [根据So,whenIreachedage59,Iranmyfirstmarathon.可知,当MarkSertich还在上班工作时,开始跑步。
]
3.A.SoB.WhenC.ButD.Then
答案 D [59岁参加第一次马拉松,MarkSertich之后完成了5次马拉松比赛。
]
4.A.sleepB.exerciseC.foodD.water
答案 B [因为喜欢锻炼,所以MarkSertich的体重一直保持未改变。
]
5.A.normalB.standardC.pleasantD.perfect
答案 D [94岁时,除了有一些听力障碍以外,MarkSertich非常健康。
]
6.A.hockeyB.footballC.basketballD.tennis
答案 A [根据Growingup,helovedhockey以及They'replayinghockeywithaman可知,MarkSertich是一位冰球队员。
]
7.A.experiencesB.excitements
C.injuriesD.opinions
答案 C [下文的hisrightlegwasbroken说明MarkSertich作为一名冰球队员,他和其他冰球队员一样会受伤。
]
8.A.afterB.beforeC.laterD.until
答案 B [根据Inthreeweeks,Iwasreadytogooutthere可知,MarkSertich是在参加比赛前的几个星期受伤的。
]
9.A.actorB.playerC.coachD.organizer
答案 B [MarkSertich是与另外一位冰球队员相撞才受伤的。
]
10.A.LuckilyB.Unwillingly
C.StrangelyD.Usually
答案 A [根据I'vealwaysbeenaquickhealer可知,很幸运的是,尽管受伤了,但MarkSertich恢复很快。
]
11.A.experimentB.warC.ceremonyD.match
答案 D [根据theSnoopy'sSeniorWorldHockeyTournamentinCalifornia可知,他是去California参加比赛。
]
12.A.passedoverB.gavein
C.passedawayD.ranaway
答案 C [根据whenhemisseshisdeadwife可知选项C正确。
]
13.A.delightedB.worriedC.calmD.sad
答案 D [想念自己死去的妻子,MarkSertich有时很悲伤。
]
14.A.successB.inspirationC.instructorD.cheat
答案 B [根据下文DaneYoungblom所说的话可以推知,MarkSertich对其他人来说是一个鼓舞。
]
15.A.ageB.shapeC.appearanceD.courage
答案 A [MarkSertich在94岁高龄还在打冰球,在他这个年龄他是世界上唯一一个有高水准的冰球运动员。
]
16.A.stageB.groundC.iceD.soil
答案 C [根据短文第一段中的hasbeenhittingtheiceeveryotherday可知选C。
]
17.A.absent-mindedB.humorous
C.confidentD.quick-minded
答案 D [根据He'sagile(敏捷的)以及andquick-handed可知选项D正确。
]
18.A.protectB.understandC.respectD.believe
答案 C [年轻的队友对MarkSertich很尊重。
]
19.A.foughtB.disappeared
C.diedD.escaped
答案 A [根据whenheleftfortheArmy—in1942.可知,MarkSertich在第二次世界大战中参加过战斗。
]
20.A.inspiringB.unbelievable
C.disappointingD.impossible
答案 B [94岁还能参加冰球运动,这让人难以置信。
]
Ⅱ.阅读理解
A
体裁:
说明文 话题:
航天 词数:
293 时间:
6′
ThefirstlivingcreaturestotravelinspacewerethedogsoftheSovietUnionsspaceprogram.Beginningin1951dogsflewaboardsub-orbitalflightstotheheightof63milesandhigher.Theyhelpedtotesttheequipmentthatwouldlaterbeusedbyhumans.Thefirstpairofdogstofly,onJuly22,1951,werenamedTsyganandDezik.
SpacedogswouldmakehistoryonNovember3,1957.Onthisdate,justonemonthafterthehistoriclaunchoftheworld'sfirstartificialsatellite,Sputnik,theSovietUnionshockedtheworldagainbylaunchingSputnik2.Thissatellitecontainedthefirstlivingcreaturetotravelinspace,adognamedLaika.Laikawastohaveorbitedforaweekormoreuntilherfoodandoxygenranout.Infact,Laikalastedonlyhoursinorbitbeforeoverheatinginhercapsule(太空舱)tookherlife.
Thatnextstep,occurredinAugust1960,whenthedogsBelkaandStrelkamade18orbitsofearthandreturnedalive.LikeLaikabeforethem,theybecamedistinguished,featuredinnewspapersandmagazinesaroundtheworld.
Sixmoreorbitaldogflightsoverthenexteightmonthsfurthertestedtheequipmentnecessaryforhumanstofollowinthedogs'footsteps.ThathistoriceventhappenedonApril12,1961,whenYuriGagarinbecamethefirsthumantotravelinspace.
Theroleofthespacedogshadprovenimportantinadvancing