快速加热表面淬火后工件的耐磨性比普通淬火的高。
1、正确正确
暂无解析
Passage3
Questions11to15arebasedonthefollowingpassage:
TheideaofaspecialdaytohonormotherswasfirstputforwardinAmericain1907.twoyearslaterawoman,Mrs.JohnBruceDodd,inthestateofWashingtonproposedasimilardaytohonortheheadofthefamily—thefather.Hermotherdiedwhenshewasveryyoung,andherfatherbroughtherup.Shelovedherfatherverymuch.
InresponsetoMrs.Dodd’sideathatsameyear—1909,thestategovernorofWashingtonproclaimed(宣布)thethirdSundayinJuneFather’sDay.TheideawasofficiallyapprovedbyPresidentWoodrowWilsonin1916.in1924,PresidentCalvinCoolidgerecommendednationalobservanceoftheoccasion“toestablishmoreintimate(亲密)relationsbetweenfathersandtheirchildren,andtoimpressuponfathersthefullmeasureoftheirobligations.”TheredorwhiteroseisrecognizedastheofficialFather’sDayflower.
Father’sDaytooklongertoestablishonanationalscalethanMother’sDay,butastheideagrainedpopularity,tradesmenandmanufacturersbegantoseethecommercialpossibilities.Theyencouragedsonsanddaughterstohonortheirfatherswithsmallthank-youpresents,suchasatieorpairofsocks,aswellasbysendinggreetingcards.
DuringtheSecondWorldWar,AmericanservicemenstationedinBritainbegantorequestFather’sDaygreetingcardstosendhome.ThisgeneratedaresponsewithBritishcardpublishers.ThoughatfirsttheBritishpublicwasslowtoacceptthisratherartificialday,it’snowwellcelebratedinBritainonthethirdSundayinJuneinmuchthesamewayasinAmerica.
Father’sDayseemstobemuchlessimportantasoccasionthantheMother’sDay.Notmanyofthechildrenoffertheirfatherssomepresents.ButtheAmericanfathersstillthinktheyaremuchbetterfatedthanthefathersofmanyothercountries,whohavenotevenadayfortheirsakeinnameonly.
11.WhendidFather’sDayofficiallybegintohavenationalpopularity?
A.1907B.1909C.1916D.1924
12.WhofirststartedtheideaofholdingtheFather’sDay?
A.Mrs.JohnBruceDoddB.Mrs.JohnBruce’sMother
C.ThegovernmentofWashington.D.Somebusinessmen.
13.WhatflowerwillbepopularonFather’sDay?
A.LilyB.WaterLilyC.RedroseorwhiteroseD.Sunflower.
14.Whichstatementistrue,aaccordingtothispassage?
A.IttookevenlongerforMother’sDaytogainnationalpopularity.
B.ThebusinessmenhelpedtomakeFather’sDaypopular.
C.Father’sDayisonlycelebratedinAmerica.
D.Father’sDayisonlyatrickofthebusinessmentomakemoney.
15.WhatwasthefirstreactionoftheBritishpublishingtowardsFather’sDay?
A.Theythoughthighlyofitandaccepteditatonce.
B.Theyjustaccepteditatoncewithoutanyhesitation.
C.Theyjustthoughtitajoke.
D.Theythoughtitwastooartificialandtookalongtimetoaccept.
Milk,butter,andcheeseare____herefromthefarms.
Whatdoesthefutureholdfortheproblemofhousing?Agooddealdepends,ofcourse,onthemeaningof“future”.Ifoneisthinkingintermsofsciencefictionandthespaceage,itisatleastpossibletoassumethatmanwillhavesolvedsuchtrivialandearthlyproblemsashousing.Writersofsciencefiction,fromH.G.Wellsonwards,havehadlittletosayonthesubject.Theyhaveconveyedthesuggestionthatmenwillliveingreatcomfort,witheveryconceivableapparatustomakelifesmooth,healthyandeasy,ifnothappy.Buttheyhavenotsaidwhathishousewillbemadeof.Perhapssomenewbuildingmaterial,asyetunimagined,willhavebeendiscoveredorinventedatleast.Onemaybecertainthatbricksandmortar(泥灰,灰浆)willlonghavegoneoutoffashion.
Buttheproblemsofthenextgenerationortwocanmorereadilybeimagined.Scientistshavealreadypointedoutthatunlesssomethingisdoneeithertorestricttheworld’srapidgrowthinpopulationortodiscoveranddevelopnewsourcesoffood(orboth),millionsofpeoplewillbedyingofstarvationoratthebestsufferingfromunderfeedingbeforethiscenturyisout.Butnobodyhasyetworkedoutanyplanforhousingthesegrowingpopulations.Admittedlytheworstsituationswilloccurinthehottestpartsoftheworld,wherehousingcanbelightstructureorinbackwardareaswherestandardsaretraditionallylow.Buteventheminimumshelterrequiresmaterialsofsomekindandintheteeming,bulgingtownsthelow-standard“housing”offlattenedpetrolcansanddirtycanvasisfarmorewastefulofgroundspacethancanbetolerated.
Sincethewar,HongKonghassufferedthekindofcrisiswhichislikelytoariseinmanyotherplacesduringthenextgeneration.Literallymillionsofrefugeesarrivedtoswellthealreadygrowingpopulationandemergencystepshadtobetakenrapidlytopreventsqualor(肮脏)anddiseaseandthespreadcrime.Thecityistacklingthesituationenergeticallyandenormousblocksoftenements(贫民住宅)arerisingatanastonishingaped.ButHongKongisonlyonesmallpartofwhatwillcertainlybecomeavastproblemandnotmerelyahousingproblem,becausewhenpopulationgrowsatthisratethereareaccompanyingproblemsofeducation,transport,hospitalservices,drainage,watersupplyandsoon.NoteveryareamaygivethesameresourcesasHongKongtodrawuponandthesearchforquickerandcheapermethodsofconstructionmustnevercease.
1.Whatistheauthor’sopinionofhousingproblemsinthefirstparagraph?
A.Theymaybecompletelysolvedatsometimeinthefuture.
B.Theyareunimportantandeasilydealtwith.
C.Theywillnotbesolveduntilanewbuildingmaterialhasbeendiscovered.
D.Theyhavebeendealtwithinspecificdetailinbooksdescribingthefuture.
2.Thewriterissurethatinthedistantfuture___.
A.bricksandmortarwillbereplacedbysomeotherbuildingmaterial.
B.anewbuildingmaterialwillhavebeeninvented.
C.bricksandmortarwillnotbeusedbypeoplewhowanttheirhousetobefashionable.
D.anewwayofusingbricksandmortarwillhavebeendiscovered.
3.Thewriterbelievesthatthebiggestproblemlikelytoconfronttheworldbeforetheendofthecentury___.
A.isdifficulttoforesee.
B.willbehowtofeedtheevergrowingpopulation.
C.willbehowtoprovideenoughhousesinthehottestpartsoftheworld.
D.isthequestionoffindingenoughgroundspace.
4.Whenthewritersaysthattheworstsituationswilloccurinthehottestpartsoftheworldorinbackwardareas,heisreferringtothefactthatintheseparts___.
A.standardsofbuildingarelow.
B.onlyminimumshelterwillbepossible.
C.thereisnotenoughgroundspace.
D.thepopulationgrowthwillbethegreatest.
5.WhichofthefollowingsentencesbestsummarizesParagraph3?
A.HongKonghasfacedaseriouscrisiscausedbymillionsofrefugees.
B.HongKonghassuccessfullydealtwiththeemergencycausedbymillionsofrefugees.
C.HongKong’scrisiswasnotonlyamatterofhousingbutincludedanumberofotherproblemsofpopulationgrowth.
D.ManypartsoftheworldmayhavetofacethekindofproblemsencounteredbyHongKongandmayfinditmuchhardertodealwiththem.
Wouldhehaveseenyouifyouhadn’t_____tohim?
翻译训练:
筷子(chopsticks)是中国传统的独具特色的进食工具(diningutensils),至今已有数千年的历史。筷子在古代被称为“箸”,大约从明朝开始才有了“筷子”的称呼。筷子多为竹子制成,也有用木头、象牙(ivory)、金属或其他材料制作而成。它要么上方下圆,要么上下全圆而上粗下细。不管其形状如何,筷子必须是成对使用的,并且两只筷子的大小长短要相同。筷子是中国人日常生活的必备工具,它的发明充分反映了中国人民的智慧。