英语人教版选修8习题Unit3Inventorsandinventions3.1

Unit3InventorsandinventionsSectionⅠ—WarmingUp,Prereading,Reading&prehending课时过关·即时巩固一、用所给单词的适当形式填空1ThefirstEnglish(patent)foratypewriterwasissuedin1714.

答案:patent2Themonitor(distinguish)himselfforhisperformanceintheexamination.

答案:distinguished3Petrolisthemostimportant(produce)ofmanyMiddleEastcountries.

答案:product4Theboyisvery(caution)aboutwhathesays.

答案:cautious5Thenumberoftigershasreduced(abrupt)inthelastfiftyyears.

答案:abruptly6Pleaseetomyhometoplaycardswheneveritis(convenience)foryou.

答案:convenient7Theeventdidnotliveuptotheir(expect).

答案:expectations8Thepolice(seize)anescapingconvict.

答案:seized9Thelittlegirlleft(merry),withbothofhandsfullofsweets.

答案:merrily10The(mercy)kingsavedtheyoungofficerfromdeath.

答案:merciful二、用下列单词或词组的正确形式完成句子onfileintheexpectationdecideonsetaboutcallupdistinguishoneselfabruptprepareforasbefore1Thesmellofthefoodmemoriesofthewoman’schildhood.

答案:calledup2Thisyoungmanforhisinventions.

答案:distinguishes/distinguishedhimself3Oneafternoonsheridingwithoutanumbrellaandwascaughtinastormatlast.

答案:setabout4Beforetheclass,youmustyourlessons.

答案:preparefor5Hehaswheretogo.

答案:decidedon6Hekeepsondoingexperimentsinhislittleroom.

答案:asbefore7Thefarmerwaswarmingthecoolsnakeinhisclotheswhenitbithim.

答案:abruptly8Itwasthathehadwonthematch.

答案:intheexpectation9Wewillkeepyourreport.

答案:onfile三、用本单元适当的单词替换下列画线部分1Thefarmerprovidedeffectiveevidenceforthepolicestation.答案:valid2Thelittlegirlwasscaredtodeathbythesuddennoise.答案:abrupt3WhenmyoldfriendBrianurgedmetoacceptacigarette,itwasmorethanIcouldstand.答案:bear4Wemustarrangeasuitabletimeandplaceforthemeeting.答案:convenient5Canyoutellthedifferenceofthedifferentmusicalinstrumentsbeingplayednow?

答案:distinguish四、单句改错1HegoestothelibrarytoreadEnglishnovelsnoworthen.答案:or→and2HecalledmeonthismorningbutIwasoutthen.答案:on→up3Hesetaboutrebuildhishouseassoonasherecovered.答案:rebuild→rebuilding4Afterhegottotheschool,heabruptfoundthathehadlosthiskeys.答案:abrupt→abruptly5Theywenttohelptheoldandpoorinthelittlevillagemerry.答案:merry→merrily★五、阅读理解AAsweknow,it’sthebeginningoftheendforTV.AppleInc.hasreleasedAppleTV,atinywhiteboxthatconnectstheshowsandmoviesyou’vedownloadedfromtheputer,andwirelessly(无线地)sendsthemtoyourTVscreen.Nolongerwillyouhavetopayamonthlyfeetoyourcable(有线的)panytowatchyourfavouriteshow.Apple’siTuneshasmadeitpossibletodownloadaTVshowforabout$2,keepitstoredonyourputerandwatchitwheneveryouwant.It’sablowtothecablenetworks,whichofferservicesthatareoftenexpensiveandmakehundredsofchannelsandthousandsofshowsnothingtowatch.Americannetworkshavegoneonestepfurther,allowingaudiencestowatchtheirshowsforfreeonline.Ifthecablepaniesdon’tkeepupwithtechnology,we’llsoonbegivingthemup.“Thisisthebiggestkindofentertainmentinhistory,”saysColinDixon,“Idon’tthinkthattraditionalbroadcasts—cableandsatellite—aregoingawaytomorrow,buttheymustchangetokeepmarketshare.”TheInternetchangesbusinessesatanunbelievablespeed.Nowit’shappeningwithvideo.Canadiansarebeingkeptbehindthetimes.SomeCanadianchannelsarestartingtofollowAmericanpanies.GlobalofferedSurvivor:CookIslandsonline,andCTVisdoingthesameforDegrassi:TheNextGeneration.AndcablepaniessaythatvideoondemandandpersonalvideorecordingtechnologycanpetewiththeNet.“Youwatchwhenyouwantit,”saysMichaelLee,addingthattheNetdoesn’tgiveviewerstheopportunitytojustsitonthecouchandflip(翻阅)throughchannels.However,ittakestime.“UpuntilthisyeareventheUSAsitesdidn’tofferalotofonlinecontent.We’veseenanexplosionofitthisfall,”shesays.1Accordingtothetext,AppleTV.

A.markstheendofTVB.makesitmoreconvenientforitsuserstowatchTVC.makesitpossibletodownloadmoviesfromputersD.makesitpossibletosendmoviestoTVbywire答案:B解析:推理判断题。由文章第一段可知,苹果电视能够将从电脑上的电影通过无线发到电视屏幕上,这大大方便了其用户。2TheappearanceofApple’siTunesmeans.

A.goodnewsforthecablepaniesB.thecablepaniescanearnalotmoreC.theserioussituationforcablepaniesD.therapiddevelopmentoftechnology答案:C解析:推理判断题。由第二段最后一句可知,苹果公司iTunes的出现对于有线电视等是一个巨大的冲击,说明有线(电视)公司面临着严峻的形势。3AccordingtoColinDixon’swords,whichofthefollowingagreeswithhisidea?A.Cablepaniesneedtoturntotechnologyforhelp.B.Cableandsatellitebroadcastswilldisappearatlast.C.There’snoneedforcablepaniestochange.D.Traditionalbroadcastsaretheonlyentertainmentnow.答案:A解析:推理判断题。由第四段内容可知,科林·狄克逊认为传统的娱乐方式在历史上非常重要,不会消失,但需要改变,才能跟上科技发展的脚步。4Accordingtothetext,whatdoestheunderlinedword“it”referto?A.Thecablepany.B.Theonlinecontent.C.Viewers’opportunity.D.Thechangeofcablenetworks.答案:D解析:词义理解题。it通常指上文提到的事或物,由上一段的内容可知,it在此指有线网络为了适应新的环境而进行的改变。BFujitsu,aJapanesetechnologypany,hascreatedasystemcapableofsimultaneously(同时地)chargingmultipleportableelectronicdevicessuchasmobilephones,digitalcamerasandlaptopputerswithouttheneedforcableconnections.Electriccarusersmayalsoeventuallybeabletochargetheirvehicleswirelesslyusingthesametechnology,saidthepany,whichdevelopedasamplesystematOsakaPrefectureUniversity.Claimingtobetheworld’sfirstofitskind,thetechnologyworksonthebasisofthetransmissionofelectricityusingmagneticfieldsbetweenthechargerandtheelectronicdevice.Thesystemenableswirelesschargingatdistancesofuptoseveralmeters.Withthefinalaimofinstallingpublic“chargingspots”onthestreetsinordertoenableeasychargingaroundtheclock,scientistsatFujitsuLabswereplanningtomerciallysellproductsincorporatingthenewwirelesschargingsystemasearlyas2012buthavenotyetdecidedhowmuchtheywouldcost.“Thistechnologypavesthewaytointegratingpactwirelesschargingfunctionsintomobilephonesandenablingmultipleportabledevicestobechargedsimultaneouslywithoutanyrestrictionsontheirpositionrelatingtothecharger,”thepanysaidinastatement.MobilephoneusersinJapancancurrentlychargetheirbatteriesusingthedisposableportablepluginbatteryoperateddevice,availableatmosttrainstationsandconveniencestores.However,phonepanieswarnlongtimeuseofitcandamagethephones.Thepanyadded,“Wearealsolookingatapplyingtheresultsofthisworktofieldsotherthanportableelectronics,includingpowertransmissionbetweencircuitboards(电路板)orputerchips,andprovidingmobilechargingsystemsforelectriccars.”5Whichofthefollowingcanbestdescribethestrikingfeatureofthissystem?A.Itenableswirelesschargingatdistancesofuptoseveralmiles.B.Itenablesyoutochargeyourdeviceveryeasilybesidetheclock.C.Itiswirelessandmakesmultiplechargingatthesametime.D.Itcanbeboughtatanyformalsupermarketsinthecity.答案:C解析:细节理解题。由第一段中的“simultaneously(同时地)chargingmultipleportableelectronicdevices”和第二段首句中的关键词“chargetheirvehicleswirelessly”可知C项正确。6Theunderlinedword“it”inParagraph5refersto.

A.thedeviceB.thesystemC.thephone D.thebattery答案:A解析:词义猜测题。由倒数第二段可知,it指代的是它前面的“thedisposableportablepluginbatteryoperateddevice”,故选A项。7Thebesttitleforthetextwouldbe.

A.Fujitsu,afamousJapanesepanyB.PowertransmissionbetweencircuitboardsC.Anewwirel