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阅读下面这篇短文，短文后有2项测试任务；(1)第23～26题要求．从所给的6个选项中为第2～5段每段选择1个正确的小标题；(2)第27～30题要求从所给的6个选项中选择4个正确选项，分别完成每个句子。...
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? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第1～4段每段选
? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第2～5段每段选
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Knitting Mymotherknewhowtoknit编织butshenevertaughtme.Sheassumedasdidmanywomenofhergenerationthatknittingwasnolongeraskillworthpassingdownfrommothertodaughter.Acombinationoffeminism女权主义andconsumerism浪费主义mademanywomenfeelthatsuchhomelyaccomplishmentswerenowoutofdate.MyGrandmotherstillknittedthoughandeveryChristmasshemadeapairofsocksformybrotherandmeofredwool.Theyweretheonesweworeunderouriceskates冰鞋whenitwasreallyimportanttohavewarmfeet. Knittingisanervoushabitthathappenstobeproductive.Ithelpedmequitsmokingbygivingmyhandssomethingelsetodo.Itiswonderfulfordepressionbecausenomatterwhatelsehappensyouarecreatingsomethingbeautiful.Timespentinfrontofthetelevisionorjustsittingisnolongertimewasted. Ilovebreathinglifeintothepatterns.It’’struemagicfindinganeglecteddog-earedoldbookwiththeperfectsnowflakedesignbuyingthesameGermantownwoolmygrandmotherusedintheexactbluetomatchmydaughter’’seyestakingitonthetrainwithmeeverydayfortwomonthsworkingenthusiasticallytogetitdonebyChristmasstayinguplateafterthestockingsarefilledtosewinthesleevesandweaveintheends. Knittinghastaughtmepatience.IknowthatifIjustkeepgoingevenifittakesmonthstherewillbeareward.WhenImakeamistakeIknowthatangerwillnotfixitthatIjusthavetogobackandtakeoutthestitches针脚betweenandstartoveragain. PeopleoftenaskifIwoulddoitformoneyandtheanswerisalwaysadefiniteno.InthefirstplaceyoucouldnotpaymeenoughforthehoursIputintoasweater.ButmoreimportantthisisanactivityIkeepseparatefromsuchconsiderations.IknittocovermychildrenandotherpeopleIloveinwarmthandcolor.Iknittogivethemsomethingearthlythatmoneycouldneverbuy. Knittinggivesmylifeanalternativerhythmtothedailydeadline.BydayIcanwriteaboutNorthernIrelandortheNewYorkCityPoliceDepartmentandgetpaidforitbutonthetrainhomesurroundedbypeoplewithlaptopsIstagemylittlerebellion.Itakeoutmyoldknittingbagandjointhecenturiesofwomenwhohaveknittedforlove. WhichofthefollowingisNOTthewriter’spurposeofknitting?
NormanBlarneyisanartistofdeep{{U}}convictions{{/U}}.
ASmallEvent OneafternooninJanuary1989SuzanSharp43andher8-year-oldsonDavidwerewalkinghardacrossanicyparkinglotwhenSuzan’’scane手杖slidontheice.She【51】facefistintothemud.David【52】toherside.AreyouallrightMom? 【53】Suzanputherselfup.I’’mokayhoney.shesaid. IthadbeennearlytwoyearssinceSuzanhadtroublewalking.Shewasfallingmore【54】now.Everyinchoficewasa【55】dangerforher.Icoulddosomethingtheboythought. Davidtoowashaving【56】ofhisown.Theboyhadaspeechdefect.Atschoolhe【57】askedquestionsorreadaloud. OnedayDavidsteacherannounceda【58】assignment.Eachofyouisgoingtocomeupwithaninventionshesaid.ThiswasforINVENTAMERICA!anationalcompetitiontoencouragecreativityin【59】.AnideahitDavidoneevening.【60】onlyhismotherscanedidn’tsliponicehethought.That’’sit!Davidrealized. WhatifIfixedyourcanetoanailstretchedoutofthebottom?heaskedhismother.Hismothertoldhim【61】itwouldscratchfloors. Itlookslikeaball-pointpen.Youtakeyourhand【62】thebuttonandthenailreturnsbackup.Hourslaterthecanewasfinished.DavidandhisfatherJeff【63】asSuzanusedittowalk50feetacrossthe【64】. Itworks!shesaid.InJuly1989DavidwasdeclarednationalwinnerattheannualINVENTAMERICA!ceremonyinWashingtonD.C.. AsDavidbegantomake【65】appearanceshewasforcedtocommunicatemoreclearly.TodayDavidisnearlyfreeofhiscanewhichiswaitingtobewidelyused. Sotheboywhooncehadtroubletalkingnowhopestostartmakingcanesforpeoplewhohavetroublewalking.
{{*HTML*}}? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第235和6段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个止确选项分别完成每个句子 {{B}}?????????? ??????????? ?Robots{{/B}}1?Themostsophisticated先进的Japaneserobots whichhavevisionsystemsandworkatveryhighspeedsarestillbasedon Americandesigns.Studiesofrobotsparticularlycomputercontrolsoftwareare consideredtobegenerallylessadvancedinJapanthaninAmericaor Europe.2?Althoughindustrialrobotswereoriginallydevelopedas devicesforsimplyhandlingobjectstodaytheircommonestusesareformore skilledworklikewelding焊接spray-paintingandassemblingcomponents.3 ?InBritainrobotsalesappropriatelypeakedin1984buthavebeen decliningeversince.ThisispartlybecauseBritishwageratesaretoolowto makerobotsfinanciallyattractiveandpartlybecauseengineersnowhavemore experiencewithrobotsandaremoreawareofthedifficultiesofintroducing themeffectively.4?Ithasbeencalculatedthatarobotusesonaverage about100timesmoreenergythanahumantodoanequivalentjob.5?It isestimatedthat20%ofallcomicbookheroesinJapanarerobots.Thisisan enormousnumberbecausecomicsaresopopularthattheymakeupathirdofall materialpublishedinJapan.6?Thereliabilityofrobotsismeasuredin theirM.T.B.F.ormeantimebetweenfailures.Thishasrisenfromabout250 hoursinthemid-1970stoabout10000hourstodayequivalenttoworking18 hoursadayfortwoyears.Onewayrobotmanufacturershaveincreased reliabilityistotesteverysinglecomponenttheybuyinsteadofthenormal procedureofjusttestingasmallsample.7?Thebiggestsinglebenefit ofintroducingrobotsclaimedbyJapanesecompaniesisthattheyincrease qualitycontrol.Onceprogrammedtherobotscanworkmoreaccuratelyand consistentlythanhumanswhocangettiredandbored.Paragraph2______A.OngoingResearch
Knitting Mymotherknewhowtoknit编织butshenevertaughtme.Sheassumedasdidmanywomenofhergenerationthatknittingwasnolongeraskillworthpassingdownfrommothertodaughter.Acombinationoffeminism女权主义andconsumerism浪费主义mademanywomenfeelthatsuchhomelyaccomplishmentswerenowoutofdate.MyGrandmotherstillknittedthoughandeveryChristmasshemadeapairofsocksformybrotherandmeofredwool.Theyweretheonesweworeunderouriceskates冰鞋whenitwasreallyimportanttohavewarmfeet. Knittingisanervoushabitthathappenstobeproductive.Ithelpedmequitsmokingbygivingmyhandssomethingelsetodo.Itiswonderfulfordepressionbecausenomatterwhatelsehappensyouarecreatingsomethingbeautiful.Timespentinfrontofthetelevisionorjustsittingisnolongertimewasted. Ilovebreathinglifeintothepatterns.It’’struemagicfindinganeglecteddog-earedoldbookwiththeperfectsnowflakedesignbuyingthesameGermantownwoolmygrandmotherusedintheexactbluetomatchmydaughter’’seyestakingitonthetrainwithmeeverydayfortwomonthsworkingenthusiasticallytogetitdonebyChristmasstayinguplateafterthestockingsarefilledtosewinthesleevesandweaveintheends. Knittinghastaughtmepatience.IknowthatifIjustkeepgoingevenifittakesmonthstherewillbeareward.WhenImakeamistakeIknowthatangerwillnotfixitthatIjusthavetogobackandtakeoutthestitches针脚betweenandstartoveragain. PeopleoftenaskifIwoulddoitformoneyandtheanswerisalwaysadefiniteno.InthefirstplaceyoucouldnotpaymeenoughforthehoursIputintoasweater.ButmoreimportantthisisanactivityIkeepseparatefromsuchconsiderations.IknittocovermychildrenandotherpeopleIloveinwarmthandcolor.Iknittogivethemsomethingearthlythatmoneycouldneverbuy. Knittinggivesmylifeanalternativerhythmtothedailydeadline.BydayIcanwriteaboutNorthernIrelandortheNewYorkCityPoliceDepartmentandgetpaidforitbutonthetrainhomesurroundedbypeoplewithlaptopsIstagemylittlerebellion.Itakeoutmyoldknittingbagandjointhecenturiesofwomenwhohaveknittedforlove. ThewordquitinParagraph2isclosestinmeaningto______.
ASmallEvent OneafternooninJanuary1989SuzanSharp43andher8-year-oldsonDavidwerewalkinghardacrossanicyparkinglotwhenSuzan’’scane手杖slidontheice.She【51】facefistintothemud.David【52】toherside.AreyouallrightMom? 【53】Suzanputherselfup.I’’mokayhoney.shesaid. IthadbeennearlytwoyearssinceSuzanhadtroublewalking.Shewasfallingmore【54】now.Everyinchoficewasa【55】dangerforher.Icoulddosomethingtheboythought. Davidtoowashaving【56】ofhisown.Theboyhadaspeechdefect.Atschoolhe【57】askedquestionsorreadaloud. OnedayDavidsteacherannounceda【58】assignment.Eachofyouisgoingtocomeupwithaninventionshesaid.ThiswasforINVENTAMERICA!anationalcompetitiontoencouragecreativityin【59】.AnideahitDavidoneevening.【60】onlyhismotherscanedidn’tsliponicehethought.That’’sit!Davidrealized. WhatifIfixedyourcanetoanailstretchedoutofthebottom?heaskedhismother.Hismothertoldhim【61】itwouldscratchfloors. Itlookslikeaball-pointpen.Youtakeyourhand【62】thebuttonandthenailreturnsbackup.Hourslaterthecanewasfinished.DavidandhisfatherJeff【63】asSuzanusedittowalk50feetacrossthe【64】. Itworks!shesaid.InJuly1989DavidwasdeclarednationalwinnerattheannualINVENTAMERICA!ceremonyinWashingtonD.C.. AsDavidbegantomake【65】appearanceshewasforcedtocommunicatemoreclearly.TodayDavidisnearlyfreeofhiscanewhichiswaitingtobewidelyused. Sotheboywhooncehadtroubletalkingnowhopestostartmakingcanesforpeoplewhohavetroublewalking.
{{*HTML*}}? ?下面有3篇短文每篇短文后有5道题每道题后面有4个选项请根据文章的内容从每题所给的4个选项中选择1个最佳答案{{B}}第一篇{{/B}} {{B}}??????? ?????EtaCarinae{{/B}}??Aspossibly thegalaxy’s银河mostmassivestarEtaCarinaeisnowengaginginsomevery unusualbehaviour.AustralianastronomersbeingintheSouthernHemisphere 半球areabletoobserveitclearly.??Inthe19thcenturyEta Carinaewasforatimethethirdbrighteststarinthesky.Ithasnowbecome lessbrightsothatbinoculars双筒望远镜areneededtoseeit.Itseemstobe brighteningandbecominglessbrightoveraperiodofmanyyearssaidDrBob DuncanfromtheAustraliaTelescopeNationalFacility.??Whileit isnotunusualforstarstovaryinbrightnesstheperiodisusuallymuch shorter.Since1992ithasbecomefourtimesbrighterandthenlastyearit begantodropdramaticallyhesaid.??Theprobleminobserving EtaCarinaeisthatithasbeensurroundedbyacloudofgasanddustmakingit hardtoseethestardirectly.Howeverradiowavesandinfraredlight红外线can passthroughthiscloudsotelescopesthatreceivethesewavelengthscan observewhatisoccurring.??EtaCarinaeisofparticularinterest toastronomersbecauseitseemstobeinitsdeaththroes剧痛.Beingsolarge itwillendupasasupernova超新星.Therehasnotbeenasupernovainour galaxysincetheinventionofthetelescope.Whilea1987explosioninanearby galaxygaveastronomersplentyofvaluabledatatheyarehungryforaneven closerlook.??EtaCarinaehasotheruniquefeaturesandisthe onlystarknowntoproduceanultraviolet紫外线laserthatisbrighterthanthat producedbytheSun.Lasershavebeenobservedinotherfrequenciesfromafew stars.EtaCarinaeisnowengagingin
Knitting Mymotherknewhowtoknit编织butshenevertaughtme.Sheassumedasdidmanywomenofhergenerationthatknittingwasnolongeraskillworthpassingdownfrommothertodaughter.Acombinationoffeminism女权主义andconsumerism浪费主义mademanywomenfeelthatsuchhomelyaccomplishmentswerenowoutofdate.MyGrandmotherstillknittedthoughandeveryChristmasshemadeapairofsocksformybrotherandmeofredwool.Theyweretheonesweworeunderouriceskates冰鞋whenitwasreallyimportanttohavewarmfeet. Knittingisanervoushabitthathappenstobeproductive.Ithelpedmequitsmokingbygivingmyhandssomethingelsetodo.Itiswonderfulfordepressionbecausenomatterwhatelsehappensyouarecreatingsomethingbeautiful.Timespentinfrontofthetelevisionorjustsittingisnolongertimewasted. Ilovebreathinglifeintothepatterns.It’’struemagicfindinganeglecteddog-earedoldbookwiththeperfectsnowflakedesignbuyingthesameGermantownwoolmygrandmotherusedintheexactbluetomatchmydaughter’’seyestakingitonthetrainwithmeeverydayfortwomonthsworkingenthusiasticallytogetitdonebyChristmasstayinguplateafterthestockingsarefilledtosewinthesleevesandweaveintheends. Knittinghastaughtmepatience.IknowthatifIjustkeepgoingevenifittakesmonthstherewillbeareward.WhenImakeamistakeIknowthatangerwillnotfixitthatIjusthavetogobackandtakeoutthestitches针脚betweenandstartoveragain. PeopleoftenaskifIwoulddoitformoneyandtheanswerisalwaysadefiniteno.InthefirstplaceyoucouldnotpaymeenoughforthehoursIputintoasweater.ButmoreimportantthisisanactivityIkeepseparatefromsuchconsiderations.IknittocovermychildrenandotherpeopleIloveinwarmthandcolor.Iknittogivethemsomethingearthlythatmoneycouldneverbuy. Knittinggivesmylifeanalternativerhythmtothedailydeadline.BydayIcanwriteaboutNorthernIrelandortheNewYorkCityPoliceDepartmentandgetpaidforitbutonthetrainhomesurroundedbypeoplewithlaptopsIstagemylittlerebellion.Itakeoutmyoldknittingbagandjointhecenturiesofwomenwhohaveknittedforlove. Whydidmanywomenfeelthatknittingwasoutofdate?
{{*HTML*}}? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第235和6段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个止确选项分别完成每个句子 {{B}}?????????? ??????????? ?Robots{{/B}}1?Themostsophisticated先进的Japaneserobots whichhavevisionsystemsandworkatveryhighspeedsarestillbasedon Americandesigns.Studiesofrobotsparticularlycomputercontrolsoftwareare consideredtobegenerallylessadvancedinJapanthaninAmericaor Europe.2?Althoughindustrialrobotswereoriginallydevelopedas devicesforsimplyhandlingobjectstodaytheircommonestusesareformore skilledworklikewelding焊接spray-paintingandassemblingcomponents.3 ?InBritainrobotsalesappropriatelypeakedin1984buthavebeen decliningeversince.ThisispartlybecauseBritishwageratesaretoolowto makerobotsfinanciallyattractiveandpartlybecauseengineersnowhavemore experiencewithrobotsandaremoreawareofthedifficultiesofintroducing themeffectively.4?Ithasbeencalculatedthatarobotusesonaverage about100timesmoreenergythanahumantodoanequivalentjob.5?It isestimatedthat20%ofallcomicbookheroesinJapanarerobots.Thisisan enormousnumberbecausecomicsaresopopularthattheymakeupathirdofall materialpublishedinJapan.6?Thereliabilityofrobotsismeasuredin theirM.T.B.F.ormeantimebetweenfailures.Thishasrisenfromabout250 hoursinthemid-1970stoabout10000hourstodayequivalenttoworking18 hoursadayfortwoyears.Onewayrobotmanufacturershaveincreased reliabilityistotesteverysinglecomponenttheybuyinsteadofthenormal procedureofjusttestingasmallsample.7?Thebiggestsinglebenefit ofintroducingrobotsclaimedbyJapanesecompaniesisthattheyincrease qualitycontrol.Onceprogrammedtherobotscanworkmoreaccuratelyand consistentlythanhumanswhocangettiredandbored.EventhemostsophisticatedJapaneserobotsare______A.toomuchenergy
{{*HTML*}}{{B}}第二篇{{/B}} {{B}}??????? ??NewFoodsandtheNewWorld{{/B}}??Inthelast500 yearsnothingaboutpeople--nottheirclothesideasorlanguages--has changedasmuchaswhattheyeat.Theoriginalchocolatedrinkwasmadefromthe seedsofthecocoatree可可树bySouthAmericanIndians.TheSpanishintroduced ittotherestoftheworldduringthe1500’s.Andalthoughitwasvery expensiveitquicklybecamefashionable.InLondonshopswherechocolate drinkswereservedbecameimportantmeetingplaces.Somestillexist today.??ThepotatoisalsofromtheNewWorld.Around1600the SpanishbroughtitfromPerutoEuropewhereitsoonwaswidelygrown.Ireland becamesodependentonitthatthousandsofIrishpeoplestarvedwhenthecrop failedduringthePotatoFamine饥荒of1845-1846andthousandsmorewere forcedtoleavetheirhomelandandmovetoAmerica.??Thereare manyotherfoodsthathavetraveledfromSouthAmericatotheOldWorld.But someotherswentintheoppositedirection.Brazilisnowtheworld’slargest growerofcoffeeandcoffeeisanimportantcropinColombiaandotherSouth Americancountries.ButitisnativetoEthiopiaacountryinAfrica.Itwas firstmadeintoadrinkbyArabsduringthe1400%.??Accordingto anArabiclegendcoffeewasdiscoveredwhenapersonnamedKaldinoticedthat hisgoatswereattractedtotheredberriesonacoffeebush.Hetriedoneand experiencedthewide-awakefeelingthatonethirdoftheworld’spopulation nowstartsthedaywith.Someinthelastsentenceofthefirstparagraphrefersto
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C {{B}}??????? ??????????? ???TheThreattoKiribati{{/B}}??Thepeopleof Kiribatiareafraidthatonedayinthenot-too-distantfuturetheircountry willdisappearfromthefaceoftheearth-literallySeveraltimesthisyear thePacificislandnationhasbeenfloodedbyasuddenhightide.Thesetides whichsweptacrosstheislandanddestroyedhousescamewhentherewasneither windnorrain.Thisneverhappenedbeforesaytheoldercitizensof Kiribati.??Whatiscausingthesemysterioushightides?The answermaywellbeglobalwarming.Whenfuelslikeoilandcoalarebeing burnedpollutants污染物arereleased;thesepollutantstrapheatintheearth’s atmosphere.Warmertemperaturescausewatertoexpandandalsocreatemorewater bymeltingglaciers冰川andpolar极地的icecaps.??Ifthetrend continuesscientistssaymanycountrieswillsuffer.Bangladeshforexample mightloseone-fifthofitsland.Thecoral珊瑚islandnationsofthePacific likeKiribatiandtheMarshallIslandshoweverwouldfaceanevenworsefate- theywouldbeswallowedbythesea.Thelossofthesecoralislandswouldbe everyone’sloss.Coralformationsarehometomorespeciesthananyotherplace onearth.??Thepeopleofthesenationsfeelfrustrated.Thesea onwhichtheireconomieshavealwaysbeenbasedissuddenlythreateningtheir existence.Theydon’thavethemoneyforexpensivetechnologicalsolutionslike seawalls.Andtheyhavenocontroloverthepollutantswhicharebeingreleased mainlybyactivitiesinlargeindustrializedcountries.Alltheycandoisto hopethatindustrializedcountrieswilltakestepstoreduce pollution.HightidesusedtoattackKiribatiwhentherewasstrongwindorheavyrain.
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{{*HTML*}}? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第235和6段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个止确选项分别完成每个句子 {{B}}?????????? ??????????? ?Robots{{/B}}1?Themostsophisticated先进的Japaneserobots whichhavevisionsystemsandworkatveryhighspeedsarestillbasedon Americandesigns.Studiesofrobotsparticularlycomputercontrolsoftwareare consideredtobegenerallylessadvancedinJapanthaninAmericaor Europe.2?Althoughindustrialrobotswereoriginallydevelopedas devicesforsimplyhandlingobjectstodaytheircommonestusesareformore skilledworklikewelding焊接spray-paintingandassemblingcomponents.3 ?InBritainrobotsalesappropriatelypeakedin1984buthavebeen decliningeversince.ThisispartlybecauseBritishwageratesaretoolowto makerobotsfinanciallyattractiveandpartlybecauseengineersnowhavemore experiencewithrobotsandaremoreawareofthedifficultiesofintroducing themeffectively.4?Ithasbeencalculatedthatarobotusesonaverage about100timesmoreenergythanahumantodoanequivalentjob.5?It isestimatedthat20%ofallcomicbookheroesinJapanarerobots.Thisisan enormousnumberbecausecomicsaresopopularthattheymakeupathirdofall materialpublishedinJapan.6?Thereliabilityofrobotsismeasuredin theirM.T.B.F.ormeantimebetweenfailures.Thishasrisenfromabout250 hoursinthemid-1970stoabout10000hourstodayequivalenttoworking18 hoursadayfortwoyears.Onewayrobotmanufacturershaveincreased reliabilityistotesteverysinglecomponenttheybuyinsteadofthenormal procedureofjusttestingasmallsample.7?Thebiggestsinglebenefit ofintroducingrobotsclaimedbyJapanesecompaniesisthattheyincrease qualitycontrol.Onceprogrammedtherobotscanworkmoreaccuratelyand consistentlythanhumanswhocangettiredandbored.Onedisadvantageofusingrobotsisthattheyconsume______
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C {{B}}??????? ??????????? ???TheThreattoKiribati{{/B}}??Thepeopleof Kiribatiareafraidthatonedayinthenot-too-distantfuturetheircountry willdisappearfromthefaceoftheearth-literallySeveraltimesthisyear thePacificislandnationhasbeenfloodedbyasuddenhightide.Thesetides whichsweptacrosstheislandanddestroyedhousescamewhentherewasneither windnorrain.Thisneverhappenedbeforesaytheoldercitizensof Kiribati.??Whatiscausingthesemysterioushightides?The answermaywellbeglobalwarming.Whenfuelslikeoilandcoalarebeing burnedpollutants污染物arereleased;thesepollutantstrapheatintheearth’s atmosphere.Warmertemperaturescausewatertoexpandandalsocreatemorewater bymeltingglaciers冰川andpolar极地的icecaps.??Ifthetrend continuesscientistssaymanycountrieswillsuffer.Bangladeshforexample mightloseone-fifthofitsland.Thecoral珊瑚islandnationsofthePacific likeKiribatiandtheMarshallIslandshoweverwouldfaceanevenworsefate- theywouldbeswallowedbythesea.Thelossofthesecoralislandswouldbe everyone’sloss.Coralformationsarehometomorespeciesthananyotherplace onearth.??Thepeopleofthesenationsfeelfrustrated.Thesea onwhichtheireconomieshavealwaysbeenbasedissuddenlythreateningtheir existence.Theydon’thavethemoneyforexpensivetechnologicalsolutionslike seawalls.Andtheyhavenocontroloverthepollutantswhicharebeingreleased mainlybyactivitiesinlargeindustrializedcountries.Alltheycandoisto hopethatindustrializedcountrieswilltakestepstoreduce pollution.Thepeopleofthecoralislandnationsareunabletodoanythingsubstantialabouttheproblemofglobalwarming.
{{*HTML*}}{{B}}第二篇{{/B}} {{B}}??????? ??NewFoodsandtheNewWorld{{/B}}??Inthelast500 yearsnothingaboutpeople--nottheirclothesideasorlanguages--has changedasmuchaswhattheyeat.Theoriginalchocolatedrinkwasmadefromthe seedsofthecocoatree可可树bySouthAmericanIndians.TheSpanishintroduced ittotherestoftheworldduringthe1500’s.Andalthoughitwasvery expensiveitquicklybecamefashionable.InLondonshopswherechocolate drinkswereservedbecameimportantmeetingplaces.Somestillexist today.??ThepotatoisalsofromtheNewWorld.Around1600the SpanishbroughtitfromPerutoEuropewhereitsoonwaswidelygrown.Ireland becamesodependentonitthatthousandsofIrishpeoplestarvedwhenthecrop failedduringthePotatoFamine饥荒of1845-1846andthousandsmorewere forcedtoleavetheirhomelandandmovetoAmerica.??Thereare manyotherfoodsthathavetraveledfromSouthAmericatotheOldWorld.But someotherswentintheoppositedirection.Brazilisnowtheworld’slargest growerofcoffeeandcoffeeisanimportantcropinColombiaandotherSouth Americancountries.ButitisnativetoEthiopiaacountryinAfrica.Itwas firstmadeintoadrinkbyArabsduringthe1400%.??Accordingto anArabiclegendcoffeewasdiscoveredwhenapersonnamedKaldinoticedthat hisgoatswereattractedtotheredberriesonacoffeebush.Hetriedoneand experiencedthewide-awakefeelingthatonethirdoftheworld’spopulation nowstartsthedaywith.Whichcountryisthelargestcoffeeproducer?
ASmallEvent OneafternooninJanuary1989SuzanSharp43andher8-year-oldsonDavidwerewalkinghardacrossanicyparkinglotwhenSuzan’’scane手杖slidontheice.She【51】facefistintothemud.David【52】toherside.AreyouallrightMom? 【53】Suzanputherselfup.I’’mokayhoney.shesaid. IthadbeennearlytwoyearssinceSuzanhadtroublewalking.Shewasfallingmore【54】now.Everyinchoficewasa【55】dangerforher.Icoulddosomethingtheboythought. Davidtoowashaving【56】ofhisown.Theboyhadaspeechdefect.Atschoolhe【57】askedquestionsorreadaloud. OnedayDavidsteacherannounceda【58】assignment.Eachofyouisgoingtocomeupwithaninventionshesaid.ThiswasforINVENTAMERICA!anationalcompetitiontoencouragecreativityin【59】.AnideahitDavidoneevening.【60】onlyhismotherscanedidn’tsliponicehethought.That’’sit!Davidrealized. WhatifIfixedyourcanetoanailstretchedoutofthebottom?heaskedhismother.Hismothertoldhim【61】itwouldscratchfloors. Itlookslikeaball-pointpen.Youtakeyourhand【62】thebuttonandthenailreturnsbackup.Hourslaterthecanewasfinished.DavidandhisfatherJeff【63】asSuzanusedittowalk50feetacrossthe【64】. Itworks!shesaid.InJuly1989DavidwasdeclarednationalwinnerattheannualINVENTAMERICA!ceremonyinWashingtonD.C.. AsDavidbegantomake【65】appearanceshewasforcedtocommunicatemoreclearly.TodayDavidisnearlyfreeofhiscanewhichiswaitingtobewidelyused. Sotheboywhooncehadtroubletalkingnowhopestostartmakingcanesforpeoplewhohavetroublewalking.
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ASmallEvent OneafternooninJanuary1989SuzanSharp43andher8-year-oldsonDavidwerewalkinghardacrossanicyparkinglotwhenSuzan’’scane手杖slidontheice.She【51】facefistintothemud.David【52】toherside.AreyouallrightMom? 【53】Suzanputherselfup.I’’mokayhoney.shesaid. IthadbeennearlytwoyearssinceSuzanhadtroublewalking.Shewasfallingmore【54】now.Everyinchoficewasa【55】dangerforher.Icoulddosomethingtheboythought. Davidtoowashaving【56】ofhisown.Theboyhadaspeechdefect.Atschoolhe【57】askedquestionsorreadaloud. OnedayDavidsteacherannounceda【58】assignment.Eachofyouisgoingtocomeupwithaninventionshesaid.ThiswasforINVENTAMERICA!anationalcompetitiontoencouragecreativityin【59】.AnideahitDavidoneevening.【60】onlyhismotherscanedidn’tsliponicehethought.That’’sit!Davidrealized. WhatifIfixedyourcanetoanailstretchedoutofthebottom?heaskedhismother.Hismothertoldhim【61】itwouldscratchfloors. Itlookslikeaball-pointpen.Youtakeyourhand【62】thebuttonandthenailreturnsbackup.Hourslaterthecanewasfinished.DavidandhisfatherJeff【63】asSuzanusedittowalk50feetacrossthe【64】. Itworks!shesaid.InJuly1989DavidwasdeclarednationalwinnerattheannualINVENTAMERICA!ceremonyinWashingtonD.C.. AsDavidbegantomake【65】appearanceshewasforcedtocommunicatemoreclearly.TodayDavidisnearlyfreeofhiscanewhichiswaitingtobewidelyused. Sotheboywhooncehadtroubletalkingnowhopestostartmakingcanesforpeoplewhohavetroublewalking.
{{*HTML*}}? ?下面有3篇短文每篇短文后有5道题每道题后面有4个选项请根据文章的内容从每题所给的4个选项中选择1个最佳答案{{B}}第一篇{{/B}} {{B}}??????? ?????EtaCarinae{{/B}}??Aspossibly thegalaxy’s银河mostmassivestarEtaCarinaeisnowengaginginsomevery unusualbehaviour.AustralianastronomersbeingintheSouthernHemisphere 半球areabletoobserveitclearly.??Inthe19thcenturyEta Carinaewasforatimethethirdbrighteststarinthesky.Ithasnowbecome lessbrightsothatbinoculars双筒望远镜areneededtoseeit.Itseemstobe brighteningandbecominglessbrightoveraperiodofmanyyearssaidDrBob DuncanfromtheAustraliaTelescopeNationalFacility.??Whileit isnotunusualforstarstovaryinbrightnesstheperiodisusuallymuch shorter.Since1992ithasbecomefourtimesbrighterandthenlastyearit begantodropdramaticallyhesaid.??Theprobleminobserving EtaCarinaeisthatithasbeensurroundedbyacloudofgasanddustmakingit hardtoseethestardirectly.Howeverradiowavesandinfraredlight红外线can passthroughthiscloudsotelescopesthatreceivethesewavelengthscan observewhatisoccurring.??EtaCarinaeisofparticularinterest toastronomersbecauseitseemstobeinitsdeaththroes剧痛.Beingsolarge itwillendupasasupernova超新星.Therehasnotbeenasupernovainour galaxysincetheinventionofthetelescope.Whilea1987explosioninanearby galaxygaveastronomersplentyofvaluabledatatheyarehungryforaneven closerlook.??EtaCarinaehasotheruniquefeaturesandisthe onlystarknowntoproduceanultraviolet紫外线laserthatisbrighterthanthat producedbytheSun.Lasershavebeenobservedinotherfrequenciesfromafew stars.WhichofthefollowingstatementsaboutEtaCarinaeisNOTtrue?
ASmallEvent OneafternooninJanuary1989SuzanSharp43andher8-year-oldsonDavidwerewalkinghardacrossanicyparkinglotwhenSuzan’’scane手杖slidontheice.She【51】facefistintothemud.David【52】toherside.AreyouallrightMom? 【53】Suzanputherselfup.I’’mokayhoney.shesaid. IthadbeennearlytwoyearssinceSuzanhadtroublewalking.Shewasfallingmore【54】now.Everyinchoficewasa【55】dangerforher.Icoulddosomethingtheboythought. Davidtoowashaving【56】ofhisown.Theboyhadaspeechdefect.Atschoolhe【57】askedquestionsorreadaloud. OnedayDavidsteacherannounceda【58】assignment.Eachofyouisgoingtocomeupwithaninventionshesaid.ThiswasforINVENTAMERICA!anationalcompetitiontoencouragecreativityin【59】.AnideahitDavidoneevening.【60】onlyhismotherscanedidn’tsliponicehethought.That’’sit!Davidrealized. WhatifIfixedyourcanetoanailstretchedoutofthebottom?heaskedhismother.Hismothertoldhim【61】itwouldscratchfloors. Itlookslikeaball-pointpen.Youtakeyourhand【62】thebuttonandthenailreturnsbackup.Hourslaterthecanewasfinished.DavidandhisfatherJeff【63】asSuzanusedittowalk50feetacrossthe【64】. Itworks!shesaid.InJuly1989DavidwasdeclarednationalwinnerattheannualINVENTAMERICA!ceremonyinWashingtonD.C.. AsDavidbegantomake【65】appearanceshewasforcedtocommunicatemoreclearly.TodayDavidisnearlyfreeofhiscanewhichiswaitingtobewidelyused. Sotheboywhooncehadtroubletalkingnowhopestostartmakingcanesforpeoplewhohavetroublewalking.
{{*HTML*}}? ?阅读下面这篇短文短文后列出了7个句子请根据短文的内容对每个句子做出判断如果该句提供的是正确信息请选择A如果该句提供的是错误信息请选择B如果该句的信息文章中没有提及请选择C {{B}}??????? ??????????? ???TheThreattoKiribati{{/B}}??Thepeopleof Kiribatiareafraidthatonedayinthenot-too-distantfuturetheircountry willdisappearfromthefaceoftheearth-literallySeveraltimesthisyear thePacificislandnationhasbeenfloodedbyasuddenhightide.Thesetides whichsweptacrosstheislandanddestroyedhousescamewhentherewasneither windnorrain.Thisneverhappenedbeforesaytheoldercitizensof Kiribati.??Whatiscausingthesemysterioushightides?The answermaywellbeglobalwarming.Whenfuelslikeoilandcoalarebeing burnedpollutants污染物arereleased;thesepollutantstrapheatintheearth’s atmosphere.Warmertemperaturescausewatertoexpandandalsocreatemorewater bymeltingglaciers冰川andpolar极地的icecaps.??Ifthetrend continuesscientistssaymanycountrieswillsuffer.Bangladeshforexample mightloseone-fifthofitsland.Thecoral珊瑚islandnationsofthePacific likeKiribatiandtheMarshallIslandshoweverwouldfaceanevenworsefate- theywouldbeswallowedbythesea.Thelossofthesecoralislandswouldbe everyone’sloss.Coralformationsarehometomorespeciesthananyotherplace onearth.??Thepeopleofthesenationsfeelfrustrated.Thesea onwhichtheireconomieshavealwaysbeenbasedissuddenlythreateningtheir existence.Theydon’thavethemoneyforexpensivetechnologicalsolutionslike seawalls.Andtheyhavenocontroloverthepollutantswhicharebeingreleased mainlybyactivitiesinlargeindustrializedcountries.Alltheycandoisto hopethatindustrializedcountrieswilltakestepstoreduce pollution.Scientistsarenotsurehowserioustheeffectsofglobalwarmingwillbe.
ASmallEvent OneafternooninJanuary1989SuzanSharp43andher8-year-oldsonDavidwerewalkinghardacrossanicyparkinglotwhenSuzan’’scane手杖slidontheice.She【51】facefistintothemud.David【52】toherside.AreyouallrightMom? 【53】Suzanputherselfup.I’’mokayhoney.shesaid. IthadbeennearlytwoyearssinceSuzanhadtroublewalking.Shewasfallingmore【54】now.Everyinchoficewasa【55】dangerforher.Icoulddosomethingtheboythought. Davidtoowashaving【56】ofhisown.Theboyhadaspeechdefect.Atschoolhe【57】askedquestionsorreadaloud. OnedayDavidsteacherannounceda【58】assignment.Eachofyouisgoingtocomeupwithaninventionshesaid.ThiswasforINVENTAMERICA!anationalcompetitiontoencouragecreativityin【59】.AnideahitDavidoneevening.【60】onlyhismotherscanedidn’tsliponicehethought.That’’sit!Davidrealized. WhatifIfixedyourcanetoanailstretchedoutofthebottom?heaskedhismother.Hismothertoldhim【61】itwouldscratchfloors. Itlookslikeaball-pointpen.Youtakeyourhand【62】thebuttonandthenailreturnsbackup.Hourslaterthecanewasfinished.DavidandhisfatherJeff【63】asSuzanusedittowalk50feetacrossthe【64】. Itworks!shesaid.InJuly1989DavidwasdeclarednationalwinnerattheannualINVENTAMERICA!ceremonyinWashingtonD.C.. AsDavidbegantomake【65】appearanceshewasforcedtocommunicatemoreclearly.TodayDavidisnearlyfreeofhiscanewhichiswaitingtobewidelyused. Sotheboywhooncehadtroubletalkingnowhopestostartmakingcanesforpeoplewhohavetroublewalking.
ASmallEvent OneafternooninJanuary1989SuzanSharp43andher8-year-oldsonDavidwerewalkinghardacrossanicyparkinglotwhenSuzan’’scane手杖slidontheice.She【51】facefistintothemud.David【52】toherside.AreyouallrightMom? 【53】Suzanputherselfup.I’’mokayhoney.shesaid. IthadbeennearlytwoyearssinceSuzanhadtroublewalking.Shewasfallingmore【54】now.Everyinchoficewasa【55】dangerforher.Icoulddosomethingtheboythought. Davidtoowashaving【56】ofhisown.Theboyhadaspeechdefect.Atschoolhe【57】askedquestionsorreadaloud. OnedayDavidsteacherannounceda【58】assignment.Eachofyouisgoingtocomeupwithaninventionshesaid.ThiswasforINVENTAMERICA!anationalcompetitiontoencouragecreativityin【59】.AnideahitDavidoneevening.【60】onlyhismotherscanedidn’tsliponicehethought.That’’sit!Davidrealized. WhatifIfixedyourcanetoanailstretchedoutofthebottom?heaskedhismother.Hismothertoldhim【61】itwouldscratchfloors. Itlookslikeaball-pointpen.Youtakeyourhand【62】thebuttonandthenailreturnsbackup.Hourslaterthecanewasfinished.DavidandhisfatherJeff【63】asSuzanusedittowalk50feetacrossthe【64】. Itworks!shesaid.InJuly1989DavidwasdeclarednationalwinnerattheannualINVENTAMERICA!ceremonyinWashingtonD.C.. AsDavidbegantomake【65】appearanceshewasforcedtocommunicatemoreclearly.TodayDavidisnearlyfreeofhiscanewhichiswaitingtobewidelyused. Sotheboywhooncehadtroubletalkingnowhopestostartmakingcanesforpeoplewhohavetroublewalking.
Thehigh-speedtrainscanhaveamajor{{U}}impact{{/U}}ontravelpreferences.
{{*HTML*}}? ?下面有3篇短文每篇短文后有5道题每道题后面有4个选项请根据文章的内容从每题所给的4个选项中选择1个最佳答案{{B}}第一篇{{/B}} {{B}}??????? ?????EtaCarinae{{/B}}??Aspossibly thegalaxy’s银河mostmassivestarEtaCarinaeisnowengaginginsomevery unusualbehaviour.AustralianastronomersbeingintheSouthernHemisphere 半球areabletoobserveitclearly.??Inthe19thcenturyEta Carinaewasforatimethethirdbrighteststarinthesky.Ithasnowbecome lessbrightsothatbinoculars双筒望远镜areneededtoseeit.Itseemstobe brighteningandbecominglessbrightoveraperiodofmanyyearssaidDrBob DuncanfromtheAustraliaTelescopeNationalFacility.??Whileit isnotunusualforstarstovaryinbrightnesstheperiodisusuallymuch shorter.Since1992ithasbecomefourtimesbrighterandthenlastyearit begantodropdramaticallyhesaid.??Theprobleminobserving EtaCarinaeisthatithasbeensurroundedbyacloudofgasanddustmakingit hardtoseethestardirectly.Howeverradiowavesandinfraredlight红外线can passthroughthiscloudsotelescopesthatreceivethesewavelengthscan observewhatisoccurring.??EtaCarinaeisofparticularinterest toastronomersbecauseitseemstobeinitsdeaththroes剧痛.Beingsolarge itwillendupasasupernova超新星.Therehasnotbeenasupernovainour galaxysincetheinventionofthetelescope.Whilea1987explosioninanearby galaxygaveastronomersplentyofvaluabledatatheyarehungryforaneven closerlook.??EtaCarinaehasotheruniquefeaturesandisthe onlystarknowntoproduceanultraviolet紫外线laserthatisbrighterthanthat producedbytheSun.Lasershavebeenobservedinotherfrequenciesfromafew stars.EtaCarinaeishardtoobservebecause
{{*HTML*}}? ?阅读下面这篇短文短文后有2项测试任务1第23～26题要求从所给的6个选项中为第235和6段每段选择1个正确的小标题2第27～30题要求从所给的6个选项中选择4个止确选项分别完成每个句子 {{B}}?????????? ??????????? ?Robots{{/B}}1?Themostsophisticated先进的Japaneserobots whichhavevisionsystemsandworkatveryhighspeedsarestillbasedon Americandesigns.Studiesofrobotsparticularlycomputercontrolsoftwareare consideredtobegenerallylessadvancedinJapanthaninAmericaor Europe.2?Althoughindustrialrobotswereoriginallydevelopedas devicesforsimplyhandlingobjectstodaytheircommonestusesareformore skilledworklikewelding焊接spray-paintingandassemblingcomponents.3 ?InBritainrobotsalesappropriatelypeakedin1984buthavebeen decliningeversince.ThisispartlybecauseBritishwageratesaretoolowto makerobotsfinanciallyattractiveandpartlybecauseengineersnowhavemore experiencewithrobotsandaremoreawareofthedifficultiesofintroducing themeffectively.4?Ithasbeencalculatedthatarobotusesonaverage about100timesmoreenergythanahumantodoanequivalentjob.5?It isestimatedthat20%ofallcomicbookheroesinJapanarerobots.Thisisan enormousnumberbecausecomicsaresopopularthattheymakeupathirdofall materialpublishedinJapan.6?Thereliabilityofrobotsismeasuredin theirM.T.B.F.ormeantimebetweenfailures.Thishasrisenfromabout250 hoursinthemid-1970stoabout10000hourstodayequivalenttoworking18 hoursadayfortwoyears.Onewayrobotmanufacturershaveincreased reliabilityistotesteverysinglecomponenttheybuyinsteadofthenormal procedureofjusttestingasmallsample.7?Thebiggestsinglebenefit ofintroducingrobotsclaimedbyJapanesecompaniesisthattheyincrease qualitycontrol.Onceprogrammedtherobotscanworkmoreaccuratelyand consistentlythanhumanswhocangettiredandbored.Paragraph5______
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