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我国海水制盐具有悠久的历史，所得“盐”的主要成分是（ ）
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海水的主要成分是什么
分析著录在我国编目史上具有悠久历史在古代被称为
10kg海水可制盐0.325kg盐10t海水可制盐多少kg
我国拥有丰富的海洋资源海水制盐历史悠久早在5000年前的仰韶文化时期先人就利用海水煮盐.为除去粗盐中
决定海水盐度的因素不是1Kg海水中主要成分的比值大小而是海水中的水含量多少
海水的主要成分
冶炼技术在中国有着悠久的历史我国古代将炉甘石ZnCO3赤铜矿主要成分为Cu2O和木炭粉混合加热至80
海洋盐业是利用海水生产以氯化钠为主要成分的盐产品的活动包括采盐和
盐销售
技术研发
盐加工
盐出口
海水中的主要成分在水样中的含量虽然不同但它们之间的比值是近似恒定的
海水制盐所采用的方法大部分是盐田蒸发法也就是利用风能和太阳能使海 水的水分蒸发使其中的盐分析出其主要
可以直接出售
粗盐
精盐
碘盐
宋代豆子茶的主要成分是黄豆芝麻姜盐茶
食盐的主要成分是氯化钠我国食盐资源丰富主要有
海盐
湖盐
井盐
岩盐
灰分的主要成分是
有机物
矿物盐
无机盐
石头
汗液的主要成分有水分和无机盐等因此人体在大量出汗时血液中丢失的主要成分有
血浆
水和血红蛋白
水分和部分无机盐
血细胞
海洋制业是利用海水生产以氯化钠为主要成分的盐产品的活动包括采盐和
盐销售
技术研发
盐加工
盐出口
宋代豆子茶的主要成分是黄豆芝麻姜盐茶
实验研究表明骨的成分包括和.其中无机盐的主要成分是它使骨.有机物的主要成分是它使骨具有一定的.
海水制盐所采用的方法大部分是盐田蒸发法也就是利 用风能和太阳能使海水的水分蒸发使其中的盐分析出 其主
可以直接出售
粗盐
精盐
含碘盐
下列有关常见的盐的说法错误的是
Na
2
CO
3
的俗名叫烧碱
CaCO
3
是大理石的主要成分
NaCl通常从海水中提取
NaHCO
3
可用于治疗胃酸过多
专门研究汉语汉字的学科在我国具有悠久的历史民国以前称为
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10分OnDecember222016Ilandedinthelandofthe'AmericanDream.'1HereisoneofthethingsI'vestruggledwithduringmyalmostoneyearintheStates.2MyuncleandauntjokedthatIbroughtrainfromSaigontoAmerica.SaigonwhereIcomefromistheoldnameofHoChiMinhCityinVietnam.Vietnamisatropicalcountrywhereitrainsmostoftheyear.BeforegoingtotheU.S.actuallyIhadnoideawhattoexpectaboutitsweatherbutthebigrainonmyarrivalgavemethefirstexpectationofwhattheweatherheremightbelike.Californiaisknownforhavingagreatclimate﹣moresunshinecoolerinsummerandwarmerinwinter.3HoweverhavingbeenhereforaprettylongwhilenowIhaveexperiencedvariousformsofclimateinCalifornia.4MostofthetimeIwaslivinginSiliconValleywheretheweatherisabitcolderthanwhereIstudyinOrangeCounty.ButIwasreallysurprisedtofindchill﹣to﹣the﹣boneweatherinSanFrancisco﹣abigshiftfromSiliconValleyinonlyaboutanhour'sdrive.Howstrange!5TheworstisthatIgetnrunnynosewheneverIwakeupinthemorning.BecauseIamallergictothecoldandwindyweathersIkeepsneezingbadlyandevenmorebadlyifIgetcaughtinthecold.IthinkthatmybodyneedsmoretimetogetusedtothisclimatebutasmanypeoplesaidIamluckiertobeinCaliforniawhereIdon'thavetofightwithextremeweathersasinotherstales.A.Iamsensitivetoweatherchange.B.Suchstrangeweatherhasaffectedmyhealth.C.Sotheamountofrainthisyearisconsideredunusual.D.LAXairportinCaliforniawelcomedmewithabigrain.E.SoIquicklygetusedlotheunchangeableclimateinCalifornia.F.Theweathervarieswidelydependingonwhereyouareinthestate.G.SincethenIhavediscoveredtonsofdilemmasaboutlifeinAmerica.
6分ABriefIntroductiontoSomeDictionariesNormanMerriamWebsterBES﹣1850DictionaryThishandytranslatorprovidesyouwith5000000totaltranslationtoandfromSpanishandEnglish!Thisdictionaryisspeciallydesignedforalllevelsoflanguageskillfrombeginnertoadvanced.BrandV7Dictionary/TranslatorThisspecialmodelfeaturesthelargestandmostcompleteRussian﹣Englishdictionary.AdvancedEnglishspeechaccentcorrectionfunctionandspecializedtermsdatabasewillhelpyoucommunicate.Businessorganizerswillallowyoutostayintouchwiththeworldthroughallkindsofadvancedfeatures.SeikoWP1500RogetsIIIThesaurusDictionaryItisthenearestwordfinder.Itisalsogreatforcrosswordpuzzles.Itwillshowyouthetimedayanddateoflocaltimezoneandthesameforover100citiesthroughouttheworldbysimplyenteringthefirstletterofthenameofthecity.EctacoKD﹣800Dictionary/TranslatorThisadvancedtalkinghandheldtranslatorfeaturesthefollowingdictionaries:thegeneralEnglish﹣Koreandictionaryfor215905entries词条;popularKorean﹣Englishdictionaryfor183279entriesandthedictionaryofChinesetraditionalcharactersfor7744entries.TheLingoTraveler18ItisagreatvalueaswellasanInternationaltranslator.Drawonover96000wordsand8000usefulphrases.EquippedwithapowerfuldatabankTheLingoTraveler18allowsyoutostoreallofyourappointmentstelephonenumbersandaddresses.1.WhichdictionarycanBetty'smotherbuytohelpherdaughterimproveherSpanish?A.NormanMerriamWebsterBES﹣1850DictionaryB.EctacoKD﹣800Dictionary/TranslatorC.SeikoWP1500RogetsIIIThesaurusDictionaryD.BrandV7Dictionary/Translator2.WhatisthefunctionofTheLingoTraveler18?A.Itprovidesyouwith96000phrasesand8000words.B.Itshowsyouthetimedayanddateoflocaltimezoneover100cities.C.Youcanstoreyourappointmentstelephonenumbersandaddressesinit.D.Itwillallowyoutostayintouchwiththeworldthroughallkindsofadvancedfeatures.3.Whatcanwelearnaboutthedictionariesfromthetext?A.TheLingoTraveler18isapopularKorean﹣EnglishandChinesedictionary.B.NormanMerriamWebsterBES﹣1850Dictionaryisthenearestwordfinder.C.EctacoKD﹣800Dictionary/Translatorisdesignedforalllevelsoflanguageskill.D.BrandV7Dictionary/TranslatoristhemostcompleteRussian﹣Englishdictionary.
15分FromthefirstdayIarrivedinKunmingIhadmyunderstandingofChina1change.Farfrombeingnarrow﹣mindedandhostileto2foreignpeoplecameuptotalktomethefirsttimeIwentoutonthestreet.IthappenedtobeallinChinesesoIdidn'tunderstandmuch3itdidcausemetorethinkmyassumptions.AsmyChineseimprovedthiscontinuedthroughoutmystayfrommylandlordintroducingmetopeoplewhocouldhelpuslearnChineseto4gettoknowthecouplewhorananoodlerestaurantnearby.Ifyou'reinterestedinotherpeopletheircultureandtheirlanguagethey'llbe5friendtoyou.Chinaisn't6exception.Don'tjudgeacountrybyitsmediacoverage7especialsomeWesternmediawhichhavemuchprejudice.IsawaverydifferentkindofChinawithmyowneyes.Kunming8Ilivedformostofmystaywasn'tmuchpolluted.IhadfrankconversationswithChinesepeopleaboutalmosteverything.StillChina9developbuttheeconomicgrowthmeansthatmostpeople10seetheirlivingstandardsimproverapidlyinthelast20years.PeopleIspokewithweregenerallyoptimisticaboutthefuture.
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25分假设你是李华你的美国老师MissMorgan要求你们明天下午去听一个美国历史的讲座你因故不能参加.请你根据以下要点写一封短信向MissMorgan请假. 内容要点:1表示歉意 2理由:去机场接从法国回来的舅舅 3询问:是否有录音以便补听讲座 注意: 1.词数:100左右; 2.可根据内容要点适当增加细节以使行文连贯. MissMorgan Yourssincerely LiHua.
8分AnideathatstartedinSeattle'spubliclibraryhasspreadthroughoutAmericaandbeyond.Theconceptissimple:helptobuildasenseofcommunityinacitybygettingeveryonetoreadthesamebookatthesametime.Inadditiontoencouragingreadingasapursuit追求tobeenjoyedbyalltheprogramallowsstrangerstocommunicatebydiscussingthebookonthebusaswellaspromotingreadingasanexperiencetobesharedinfamiliesandschools.TheideacamefromSeattlelibrarianNancyPearlwholaunched发起the'IfAllofSeattleReadtheSameBook'projectin1998.HeroriginalprogramusedauthorvisitsstudyguidesandbookdiscussiongroupstobringpeopletogetherwithabookbuttheideahassinceexpandedtomanyotherAmericancitiesandeventoHongKong.InChicagothemayor市长appearedontelevisiontoannouncethechoiceofToKillaMockingbirdasthefirstbookinthe'OneBookOneChicago'program.Asaresultreadingclubsandneighbourhoodgroupsspranguparoundthecity.AcrosstheUSstoriesemergedofparentsandchildrenreadingtoeachotheratnightandstrangerschattingawayonthebusaboutplotandcharacter.TheonlyproblemaroseinNewYorkwherelocalreaderscouldnotdecideononebooktorepresentthehugeanddiversepopulation.Thismayshowthattheideaworksbestinmedium﹣sizedcitiesorlargetownswhereagreatersenseofunity一致canbeachieved.OritmayshowthatNewYorkersrathermissedthepointputtingalltheirenergyandpassionintothechoiceofthebookratherthandiscussionaboutabookitself.UltimatelyasNancypointsoutthelevelofsuccessisnotmeasuredbyhowmanypeoplereadabookbutbyhowmanypeopleareenrichedbytheprocessorhaveenjoyedspeakingtosomeonewithwhomtheywouldnototherwisehavesharedaword.1.WhatisthepurposeoftheprojectlaunchedbyNancy?A.Toinviteauthorstoguidereaders.B.Toencouragepeopletoreadandshare.C.Toinvolvepeopleincommunityservice.D.Topromotethefriendshipbetweencities.2.WhywasitdifficultforNewYorkerstocarryouttheproject?A.Theyhadlittleinterestinreading.B.Theyweretoobusytoreadabook.C.Theycamefrommanydifferentbackgrounds.D.Theylackedsupportfromthelocalgovernment.3.Accordingtothepassagewherewouldtheprojectbemoreeasilycarriedout?A.Inlargecommunitieswithlittlesenseofunity.B.Inlargecitieswherelibrariesarefarfromhome.C.Inmedium﹣sizedcitieswithadiversepopulation.D.Inlargetownswhereagreementcanbequicklyreached.4.AccordingtoNancythedegreeofstudentsoftheprojectisjudgedby.A.thecarefulselectionofaproperbookB.thegrowingpopularityofthewritersC.thenumberofpeoplewhobenefitfromreadingD.thenumberofbooksthateachpersonreads
25分假定你是学校动物保护协会志愿者李华你校留学生Mike对动物保护很热心来信咨询你们协会的日常工作内容和报名条件.请你写一封回信内容包括: 1.工作内容:进社区宣传;照顾流浪动物等; 2.志愿者要求:有爱心时间灵活; 3.报名方式. 注意: 1.词数100左右; 2.可适当增加细节以使行文连贯. 3.参考词汇:动物保护协会一AnimalProtectionAssociation;流浪动物一strayanimals DearMike Yours LiHua
10分假定英语课上老师要求同桌之间互相修改作文请你修改你同桌写的以下作文.文中共有十处语言错误每句中最多有两处.错误涉及一个单词的增加删除或修改. 增加:在缺词处加一个漏字符号∧并在其下面写出该加的词. 删除:把多余的词用斜线\划掉. 修改:在错的词下面画横线并在该词下面写出修改后的词. 注意:1.每处错误及其修改均仅限1词; 2.只允许修改10处多者从第11处起不计分. DearSteven FromyourletterIknowitishardforyoutomakefriends.Thefollowingadvicemaybeforsomehelptoyou. Tobeginwithwalkingtoyourclassmatesandtalkwiththem.Afterseveraltalksyouwillhappyfindthattheyatelikelytoconsideryouasawarm﹣heartperson.Graduallyyouwillenjoyeachothercompany.Besidesyou'dbettertogivethemahandwhentheyareintrouble.Itisadvisabletoparticipateindifferentkindofactivitieswhichyoucancommunicatewithdifferentpeople. Allinallifyoufollowmyadviceaboveyouwouldfindthatitisn'tbigdealtomakesomefriends. Yours Jack
6分EmiliaDobektracesherinterestinspaceandtheuniversebacktothirdgradewhensheandherfatherwatchedabloodmoon﹣﹣﹣atotallunareclipse月蚀﹣﹣﹣ontheroofoftheirhouse.Nowaseventh﹣graderatEastPrairieElementarySchoolDobekrecentlywonthenationalDiscoveryEducationLockheed﹣MartinBeyondChallengebydesigningaspacestationfortravellingtoMars.Shesaysthatnightwatchingthelunareclipsestartedastrongdesireinherthathasyettorunoutoffuel.SowhenherteacherAndreaSmeetonreceivedinformationaboutthenationalchallengeSmeetonsaidsheimmediatelyhadonestudentinmind.'Iknewshewouldlovethechallengeandthatshewouldgowaybeyondinhersearch'Smeetonsaid.'Sheimmediatelystartedresearchingbonedensity密度ofastronautsandhowtohavefoodonMars.''Mydesignwillensurethesafetyoftheastronautsbutalsomakesuretheircomfortisoutofthisworld'Dobeksays.Dobek'sdesigncallsforbuildingtheMSSorMarsStorageStationtoputthesuppliesin.ItalsoincludestheSGForSelf﹣CrowingFarmandshedetailshowitwouldworkwiththeelementsonMars.ThenthereisphysicalandleisureactivityfortheastronautsunderDobek'sdesign.Asimulation模拟装置allowsastronautstochoosetheirexercisemachineandvirtual虚拟的realityenvironment.RoomshavecircularceilingssoastronautswillbeabletowatchdownloadedshowsandevenseeplacesonEarthsuchastheirhomes.'Iwanttotellotherkidstofollowtheirpassions.'Dobeksaid.'Whatevertheywanttodotheyshouldpushforitandalwaystrytheirbest.'1.Dobekfirstbecameinterestedinapacewhen.A.shewasstillaseventh﹣graderB.shestudiedatajuniorhighschoolC.shelivedonthetopoftheirhouseD.shewatchedaneclipseofthemoon2.SmeetonrecommendedthatDobektakethechallengebecause.A.sheknewDobeklikedchallengesinlifeB.shehadnootherstudentsinterestedinMarsC.DobekknewhowtoresearchbonedensityofastronautsD.shewassurethatDobekwouldhaveoutstandingperformance3.WhatdoesDobekfocusonwhendesigningthespacestation?A.TheenvironmentonMars.B.Thesafetyofthesupplies.C.Theactivitiesforastronauts.D.Thecomfortoftheastronauts.
8分Theworldcanbeascaryplacewhenyou'reyoung.Itcanbeevenscarierwhenyou'reayounglittlebluepenguin企鹅theworld'ssmallestpenguin.LuckilytherearesomehumanswillingtohelpwhosteppedintoprotectBillyabluepenguinthatappearedonabeachinChristchurchNewZealand.SpottedonNov.29atMoncksBayinChristchurchthelittlepenguinimmediatelyattractedasmallcrowd.JeffMeinSmithsawthecrowdwhilehewasbicyclingthatafternoonandhehikedhometogethiscamera.Whenhereturnedtothescenehefoundthatthepenguinhadreceivedalittlesignreading'HiI'mwaitingformymumtocomeback.DOCNewZealand'sDepartmentofConservationknowsI'mhere.Pleaseleavemealone.Keepyourdogaway.ThanksBillythebabybluepenguin.'Billyperhapsabletoreadsomehoworjustpleasedbyalltheattentiondidn'twanderfarfromthesignandsomepeoplehadsetup'alittlepenguinprotectionteam'tokeepthepenguinsafeMeinSmithsaid.LittlebluepenguinsareprimarilyfoundinNewZealandandthesoutherncoastofAustralia.TheDOCarrivedlaterthatafternoontopickupBilly.'It'sunusualforabluepenguintobeoutintheopenonthebeachduringtheday.Normallytheyareatseaorinburrows洞穴duringtheday'AnitaSpenceraDOCofficialsaid.'Thebirdisafemalepenguinisaround2monthsoldandisunderweightforitsage.Itweighsamere550gramslessthanastandardbasketball.Abluepenguinshouldweigharound900gramthisage.Mostlittlepenguinsgrowuptoweigh1kilogram'sheadded.BillywastakentotheChristchurchPenguinRehabilitationCenterafterbeingtakenfromthebeach.Thecenterwillhelpthelittlepenguingainsomeweightbeforeitallowedtoreturntotheocean.1.AsforthelittlepenguininParagraph1howdoestheauthorfeel?A.Curious.B.Crazy.C.Sympathetic.D.Satisfied.2.WhatdidthelocalsmentionedinthetextdotoBilly?A.Theytookphotosofit.B.Theykeptawayfromit.C.Theyofferedtoprotectit.D.Theyhikedittothebeach.3.WhatdoweknowaboutBilly?A.Itwasabandonedbyitsmum.B.Itwasfoundonabeachinthemorning.C.ItwillbekeptinDOCbeforeitgoeshome.D.Itseldomwenttothebeachindaytime.4.Whatcanbeasuitabletitleforthetext?A.LeavingMeAloneB.WaitingforMyMumC.KeepingtheLittlePenguinD.ProtectingtheLittlePenguin
镭是周期表中第7周期的IIA族元素下列关于镭的性质的描述中不正确的是
10分假定英语课上老师要求同桌之间交换修改作文请你修改你同桌写的以下作文.文中共有10处语言错误每句中最多有两处每处错误仅涉及一个单词的增加删除或修改. 增加:在缺词处加一个漏字符号A并在其下面写出该加的词. 删除:把多余的词用斜线\划掉. 修改:在错的词下画一横线并在该词下面写出修改后的词. 注意:1.每处错误及其修改均仅限一词. 2.只允许修改10处多者从第11处起不计分. LastweekmyparentsandIattendedtoabigget﹣togetherinarestaurant.Thepeoplepresentwereallouroldneighborsthatusedtoliveinthesameneighborhood.Lastyearthecitygovernmentdecidedthattheoldneighborhoodneededtoberebuilding.Thereforealthoughwehadgotalongwellwitheachotherwegotseparatedmovingtodifferentnewplace.Afterthat*wemissedeachotherverymuchthatfinallywedeterminetohaveagathering.Attheget﹣togetherwereallyhadgoodtimetalkedaboutpurownnewandbeautifulneighborhoods.Wewerehappilytohearthateveryonewaslivingahappylifeandwemadeupmymindstoholdaget﹣togetherlikethiseveryyearfromthenon.
下列物质属于碱的是
下列仪器在使用中不能加热的是
Onedayalltheemployeesofaveryfamouscompanyreachedtheirofficeandallsawabigsignonthemaindoorwhichsaidthis Yesterdaythe1whohasbeenhindering阻碍yourgrowthinthiscompany2.Weinviteyoutojointhefuneralintheroomthathasbeen3inthegym. Inthebeginningtheyallgot4forthedeathofoneoftheircolleaguesbutafterawhiletheystartedgetting5toknowwhowasthatpersonthathinderedthe6oftheircolleaguesandthecompanyitself. The7inthegymwassuchthatsecurityagentswereorderedtocontrolthecrowd8theroom.Themorepeople9thecoffin棺材themoretheexcitementheatedup.Everyonethought10isitthatwasholdingmeback? Onebyonetheintrigued好奇的employeesgotclosertothecoffinandwhentheylookedinsideitthey11becamespeechless. Theyallgottostandnearthecoffinandfeltshockedand12asifsomeonehadtouchedthedeepestpartoftheir13.Therewasamirrorinsidethecoffineveryonewho14itcouldseethemselves!Therewasalsoasignnexttothemirrorthat15 Thereisonlyonepersonwhoiscapableofsetting16toyourgrowthandITISYOU！Yourlifedoesnot17whenyourbosschangeswhenyourfriendschangewhenyourparentschangewhenyourhusbandorwifechanges… NoyourlifechangeswhenYOUchangewhenyou18yourlimitingbeliefsinside. Examineyourselfwatchyourself.Don'tbeafraidof19impossibilitiesandlosses.Beawinnerbuildyourselfandyourreality.Rememberit'sthewayyoufacelifeitselfthatmakesthe20. 1A.person B.boss C.sign D.funeral 2A.diedaway B.diedout C.passedaway D.passedout 3A.protected B.prevented C.proved D.prepared 4A.happy B.sad C.joyful D.grateful 5A.calm B.curious C.conscious D.convenient 6A.growth B.width C.faith D.strength 7A.way B.meaning C.excitement D.disappointment 8A.within B.without C.about D.around 9A.bought B.sold C.reached D.touched 10A.What B.Which C.Where D.Who 11A.carefully B.actually C.suddenly D.madly 12A.insilence B.inreturn C.inneed D.inorder 13A.hand B.soul C.mouth D.face 14A.putoutside B.putinside C.1ookedoutside D.1ookedinside 15A.talked B.spoke C.said D.told 16A.deadlines B.demands C.1imits D.1acks 17A.continue B.cancel C.accelerate D.change 18A.gobeyond B.gotogether C.gowithout D.gotowards 19A.acquaintances B.difficulties C.advantages D.bargains 20A.profit B.wealth C.difference D.fortune
Ratsthateathighlevelsofanaturalsugarknownasfructose果糖seemtoagefasterthanotherrats﹣andthesamecouldbetrueforpeoplewhoeattoomuchsweetjunkfoodIsraeliresearcherssaidMonday. Fructosefoundnaturallyinhoneyandfruitisusedwidelyinfoodsrangingfromsoftdrinkstoyogurt.Butwhileitssweettasteispopularthesugarcouldcausewrinklestheresearcherssaid.Dr.MosheWermanandBoazLevioftheTechnion﹣IsraelInstituteofTechnologyfedlargeamountsoffructosetolaboratoryrats.WritingintheJournalofNutritiontheysaidthefructose﹣fedratsshowedchangesinthecollagen胶原蛋白oftheirskinandbones.Collagenbasicallyholdsthebodytogether.Thelossofcollageniswhatcauseslooseskinanddeepwrinklesinolderpeople TheprocessaffectedWerman'steamsaidisknownascross﹣linking交叉相连.Toomuchcross﹣linkingmakestheskinstiffandthesearetheconditionsthatencouragewrinkledskinWermansaidinastatement.Hesaidthesamecouldbetrueofpeoplealthoughthishasnotbeenshown.AmericansareeatingmoreandmoreprocessedfoodssuchasbakedgoodscannedfruitsjamsanddairyproductsthatcontainfructoseWermansaid.Otherstudieshaveshownthattakinginhighfructosemaycausediabetes糖尿病. TheratsWermanworkedwithwerefedmuchmorethantheaverageadultpersonmighteatinadaywhichisstandardinsuchexperiments.Theratswerefed12.5gramsoffructoseperkgofweighteverydayforayear. 1In'theexperimentsifaratwas0.25kgitmayhavebeenfedaboutgramsoffructoseeverydayforayear. A.3 B.4 C.5 D.6 2Whydoolderpeoplehavedeepwrinklesaccordingtothepassage? A.Theydon'tdrinkenoughwatereveryday. B.Theydon'ttakeenoughexerciseeveryday. C.Collagenintheirbodyislost. D.Theirdailyfoodsdonotcontainenoughfructose. 3Whatcanwelearnfromthepassage? A.Thefructose﹣fedratsonlyshowedchangesinthecollagenoftheirskin. B.Toomuchcross﹣linkingmakestheskinsoft. C.Theamountofsugartheratsatewaslargerthananordinaryadultmighteatinaday. D.Ithasn'tbeenshownthattakinginhighfructosemaycausediabetes. 4Thebesttitleforthepassageshouldbe. A.Sugar﹣itcouldreducecollagen B.Collagen﹣itcouldageyou C.Collagen﹣itcouldcausewrinkles D.Sugar﹣itcouldageyou
2molAl的质量为
InBritainandothercountriesyoungpeoplesometimestakeagapyearayearoffbetweenhighschoolandcollegeThisideanevergainedabigfollowinginAmericaRecentnewsreportshavesuggestedthatinterestmaybegrowingthoughtherearenoofficialnumbers. CharlesDeaconDeanofAdmissionsatGeorgetownUniversityinWashingtonD.C.estimatesthatinthecurrentfirst﹣yearclassof1600studentsonlyabout25decidedtotakeayearoff.Hesaysthisnumberhasnotchangedmuchovertheyears. Mr.Deaconsaysthemostcommonreasonfortakingagapyearistohaveachancetotravelbuthesaysinternationalstudentsmaytakeagapyeartomeetrequirementsathomeformilitaryduty. Somehighschoolgraduatesseeayearoffasachancetorecoveraftertwelveyearsofrequirededucationbutitcanalsogivestudentsachancetoexploretheirinterests.Studentshopingtobedoctorsforexamplecouldlearnabouttheprofessionbyvolunteeringinahospital. Manycollegesanduniversitiessupportgap﹣yearprojectsbypermittingstudentstodelaytheiradmission.Expertssaystudentscangrowemotionallyandintellectuallyastheyworkatsomethingtheyenjoy. TheHarvardadmissionsofficehasanessayonitswebsitecalledTimeOutorBurnOutfortheNextGeneration.Itpraisestheideaoftakingtimeoff.tostepbackthinkandenjoygaininglifeexperiencesoutsidethepressureofstudies.ItalsonotesthatstudentsaresometimesadmittedtoHarvardorothercollegespartlybecausetheydidsomethingunusualwiththattime. OfcourseagapyearisnotforeveryoneStudentsmightmisstheirfriendswhogoondirectlytocollege.Andparentsmightworrythattheirchildrenwilldecidenottogotocollegeoncetheytaketimeoff.Anotherconcernismoney.Ayearoffawayfromhomecanbecostly. HollyBull'sjobistospecializeinhelpingstudentsplantheirgapyear¨.Shenotesthatseveralbookshavebeenwrittenaboutthissubject.ShesaysthesebooksalongwithmediaattentionandtheavailabilityofinformationontheInternethaveincreasedinterestintheideaofayearoffandshepointsoutthatmanygap﹣yearprogramscostfarlessthanayearofcollege. 1Whatisthepassagemainlyabout? A.MoreandmoreAmericanstudentsarechoosingtotakeayearoff. B.IfyouwanttogotoanAmericanuniversitytakeagapyearfirst. C.ItislikelythattakingagapyearisbecomingpopularinAmerica D.Americansholddifferentopinionstowardsstudents'takingagapyear. 2Howmanyreasonsforstudents'takingagapyeararementionedinthepassage? A.2 B.3 C.4 D.5 3TheessayTimeOutorBurnOutfortheNextGenerationsuggeststhat. A.everystudentmusttakeagapyearbeforeapplyingforafamousuniversity B.somefamousuniversitiesencouragestudentstogainmorelifeexperiences C.takingagapyearcanmakestudentsfreefromlifelearning D.thestressofstudiesdoesharmtothestudents'health 4Whatcanwelearnfromthepassage? A.Booksandmediahavecontributedtothestudents'interestinschoollearning. B.CharlesDeacondoesn'tsupporttheideaofthestudents'takingagapyear. C.Parentsnightdisagreewiththeprogramconcernedabouttheirchildren'sfuture. D.Expertsagreetakingayearoffwillbenefitthestudentsemotionallyandphysically.
某无色透明的溶液中能大量共存的离子组是
6分GreatholidaysinEurope!Doyoulikethebeachbutwantabitmore?ThencomeonanActiveBeachholidayatoneofourcentersinGreeceTurkeyorCroatia.Allthecentersarenearbeautifulbeachesandalloffersailingwindsurfingorwaterskiingwithourexcellentinstructors.Forachangefromthewateryoucanalsobookashorttriptoanearbyvillageandvisitthecolorfulmarketsoreatinalocalrestaurant.Attheendofthedayrelaxinyourhotelroomordancethenightawayatoneofouropen﹣airclubs.WhowasKingArthur?Wheredidhelive?Joinusonafive﹣dayUKRoadTripholiday.ImaginelifehundredsofyearsagoaswevisitancientStonehengeRomanBathandTintagelCastlethehomeofKingArthur.Learnthehistoryoftheseinterestingplacesfromyourguideasyoutravelinoneofourfamousbluecoaches.Intheeveningswestopatsomeofthebestyouthhostelsinthecountry.Theyhaveeverythingyouneedyoudontevenneedtopackasleepingbag!Areyouboredwiththeusualholidays?Doyouwanttodosomethingyoureallyenjoy?ThenFameCampisforyou!SpendaweekatHightreeHouseinYorkshireandlearnhowtoplaythepianoviolinandguitar!Bringyourtentandstayatacampsitenearthehouse.Attheendoftheweektryyournewskillsinaliveperformance.Howmanycountriescanyouseein21days?OnourExploreEuropeholidayyoucanseeten!Learnaboutthemfromourbestguidesasyouwatchthemgopastfromthewindowofanair﹣conditionedcoachandstayatsomeofEurope'stopcampsitesontheway.Ofcoursewe'llalsohavetimetodotheimportantthingssuchasvisitingtheEiffelTowerinParisthehistoricSistineChapelinVaticanandeatingappleѕtrudеlіnVіеnna.Formoreinformationaboutanyoftheseholidayscall08453334523orvisitwww.comewithusuk.com.1.TouristswhogoonanActiveBeachholiday.A.candosomewatersportsB.cancookbythemselvesC.willenjoyanopen﹣airconcertD.shouldbringtheirownsleepingbags2.IfyouwanttoknowmoreaboutTintagelCastlewhichholidayshouldyoutake?A.FameCamp.B.ActiveBeach.C.UKRoadTrip.D.ExploreEurope.3.WhatcanwelearnaboutExploreEurope?A.Itlasts10days.B.Itisacoachtour.C.Itisaself﹣guidedtour.D.Itgoespast21countries.
8分RichasaKingWilliam1whoconqueredEnglandsome930yearsagohadwealthpowerandanarmy.YetalthoughWilliamwasveryrichbythestandardofhistimehehadnothinglikeaflushtoilet抽水马桶papertowelsorridinglawnmower除草机.Howdidhegetby?Historybooksarefilledwithwealthypeoplewhowerepoorcomparedtome.IhavestormwindowsCroesusdidnot.EntirenationstrembledbeforeAlexandertheGreatbuthecouldn'tbuycatfood.CzarNicholaslackedanelectricsaw.GivenhowmuchbetteroffIamthansomanyfamousdeadpeopleyou'dthinkI'dbecontent.ThetroubleisthatlikemostpeopleIcomparemywealthwiththatoflivingperson:neighborsschoolclassmatesfamousTVpeople.ThegreedIfeeltowardmyfriendHoward'snewkitchenisnotreducedbythefactthatnokingseverhadarefrigeratorwithglassdoorsThereisreallynorisingorfallingstandardofliving.Overthecenturiespeoplesimplyfinddifferentthingstofeelsadabout.You'dthinkthatsimplynothavingdiseasewouldputusinagoodmoodbutnowewantahotbathtoo.Ofcourseonewaytoachievehappinesswouldbetorealizethatevenbytoday'sstandardsthethingsIownareprettynice.MyhouseissmallerthanthehousesofmanyinvestmentbankersbutevensoithasalotmoreroomsthanmywifeandIcankeepclean.Besidestopeoplelookingbackatourerafromacenturyortwointhefuturethesebankers'fancycountertopsandmyawnwornFormicawillseemequallyshabbyIcan'tkeepupwithmyneighborsrightnow.Butjustwait.1.Whatdocstheunderlinedphrase'getby'inthefirstparagraphmean?A.Succeedasaking.B.Dealwithcomplains.C.Getsomeextramoney.D.Liveinasatisfactoryway.2.Howmanyhistoricalfiguresarementionedtocomparelivesinthepastandpresent?A.3.B.4.C.5.D.6.3.Accordingtothepassagetheauthorintendsto.A.tellustobecontentwithlifeB.warnustoliveinasimplewayC.leachustolearnlessonsfromlifeD.encourageuslostruggleforwealth4.What'stheauthor'sattitudetowardslife?A.Doubtful.B.Optimistic.C.Uncaring.D.Cautions.
30分BeingjoblessforthelastthreemonthsIamupsetnowadays.Mysonhaslosthis1fromagoodschoolandhemighthavetogotoalessqualifiedschool.Ihavemovedfromaspacious宽敞的apartmenttoasmalloneinorderto2mylivingexpenses.Mywifehasbuiltextrastress.Ontopofthatmyfatherin﹣law3aweekagowhichhasaddedfueltofire4ourfamilyintoamoreterriblestate.InthesecircumstancesIhavetwomental5:eithertofeelupsetandkeeplosingmypeaceofmindor6mynegativethoughtswithsupermentalpowersaboutself﹣confidenceandconsistencyand7applyingfornewjobswithpositiveattitude.IchoosethesecondoptionbecauseIbelievethatthepainIam8todaywillbuildupmy9.Mystrengthswillthenincreasesmyconfidenceandmakemeagoodtimesmakemea10manoneday.Iunderstandthatgoodandbadstagesarepartof11.Whilegoodtimesmakemehappybadtimes12the‘inner'me.Twomonthslater13Ihavefinallylandedonajobwhichisveryexcitingandoffersanicesalary.Timehashealedmywife'smentalstress14thedeathofherfather.Mysonhasalreadybeenacceptedbyanothergoodschoolbecausetheadmissionsfornewacademicyearwerestill15!AsIambackonthetrackofnormallifeIcan16saythatthemostimportantthingsthathelpedme17thecrisis危机weremyconsistentcharacterofpatienceand18attitudetowardslife.SowhileIwishyouallthebestlifecan19youIwouldhighlyrecommendtakingthesameattitudetowardslife20youaretrappedinanyofsuchsituations.1.A.admission B.benefit C.diploma D.permission2.A.share B.reduce C.break D.raise3.A.showedup B.setoff C.felldown D.passedaway4.A.putting B.finding C.forming D.lifting5.A.problems B.concerns C.choices D.activities6.A.link B.replace C.mix D.exchange7.A.regret B.stop C.keep D.risk8.A.practicing B.suffering C.producing D.relieving9.A.intelligence B.body C.character D.reputation10.A.carful B.hard﹣working C.easy﹣going D.successful11.A.life B.wealth C.time D.health12.A.hide B.destroy C.strengthen D.kill13.A.desperately B.unwillingly C.hopefully D.fortunately14.A.regardlessof B.dueto C.insteadof D.apartfrom15.A.occupied B.empty C.open D.closed16.A.disappointedly B.surprisedly C.deliberately D.confidently17.A.fight B.meet C.change D.delay18.A.general B.positive C.friendly D.honest19.A.offer B.expect C.manage D.send20.A.asif B.inthat C.nowthat D.incase
15分RecentlyanIndianfilm'HindiMedium'hasmade1hit!Ittoldastorythatacouplesparednoeffort2givetheirdaughterthe3goodeducationandfinallyshewasacceptedbytheeliteofDelhi.ActuallythisphenomenoncanalsobeseeninChina.Todaymoreandmoreparentsadopttheideaof''personalqualityeducation'andcommittoencouragingtheirchildrentocultivateavarietyofinterestsoutsidethe4traditionclassroomactivitieslikeplayingtheviolinrobotprogrammingandsoon.Butparticipating5toomanyextracurricularactivitiesdoesdeprivethechildrenoftheirplaytime.It6pointoutthatmoreChineseparentsneedtorealizethatthehand﹣holdingmentalityisoverwhelmingtheirchildren.Theyhavetoloosentheircontrolgivethekidstimeof7theyownandletthemtaketheinitiative.Todayparentsworry8endlessaboutpreparingthekidsfortherealworldabattlefieldwhereeveryonemustarmthemselvesforafight.Butthereisnodenying9thebesttimesinlifearethose10stealmomentswespendwithothers﹣anidleafternoonwithabelovedcompanionacupofteawithanoldfriendorasimplegameoftagwithclassmatesafterschool.
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