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从2名男同学和3名女同学中任选2人参加社区服务，则选中的2人都是女同学的概率为 ．
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高二下学期数学《》真题及答案
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从6名男同学和4名女同学中随机选出3名同学参加一项竞技测试每位同学通过测试的概率为0.7试求1选出的
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从6名男同学5名女同学中任选3名参加体能测试则选到的3名同学中既有男同学又有女同学的概率为_____
从2名男同学和3名女同学中任选2人参加社区服务则选中的2人都是女同学的概率为
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从3名男同学和2名女同学中任选2人参加社区服务则选中的2人都是男同学的概率为
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某班有学生50人其中男同学30人用分层抽样的方法从该班抽取5人去参加某社区服务活动1求从该班男女同学
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LastweekendIwentsnowshoeingwithagroupofteachersfrommyschool.1itfeltalittlestrange﹣﹣﹣abitlikewearingflippers脚蹼2youswim!lfeltquiteclumsytostartwithanditwas3toclimboverthefallentreeswiththesnowshoes4tomyfeet.HoweverIlove5andamusedtowalkinginmountainousareas6Isoongotusedtoit.Ilovedwalkingthroughtheforestandseeingallthetreescoveredin7!Attimeswalkinguphillinthesnowwashard8whentherewererocksunderneaththesnow.Oncewereachedthe9itwasworthit!Themountainwe10wascalledLeTanetanditwasl292mhigh﹣﹣﹣that'shigherthanSnowdonthetallestmountaininWales!Theskywasabitgraybuttheviewswere11.Imanagedtogetsomegreat12﹣﹣﹣andrememberedtousemynewcamera!Aftertakinglotsofphotoswestartedgoingdown.Insomewaysgoingdownthemountainwasharderthan13.Itwasverysteep陡峭anditwaseasyto14inthesnow. Atthebottomwehadahotdrinkinacabin﹣﹣﹣itwasclearly15afterafewhoursofwalkinginthecold!Beforewewent16Iattemptedsledging雪橇whichI'dnever172before!Itwasgreatfun! TobehonestI'dreally18snowshoesasanalternativetothemorewell﹣known19sports.Besidesbeingalotcheaperthanskiingit'seasiertodoandisconsideredtobealot20! 1A.Atfirst B.Byday C.Aboveall D.Bychance 2A.unless B.when C.since D.before 3A.practical B.easy C.difficult D.enjoyable 4A.designed B.reviewed C.adjusted D.attached 5A.swimming B.skiing C.hiking D.riding 6A.and B.but C.if D.so 7A.mud B.fog C.dirt D.snow 8A.especially B.normally C.directly D.perfectly 9A.bottom B.top C.valley D.beach 10A.promoted B.climbed C.protected D.ignored 11A.excellent B.common C.similar D.universal 12A.assistance B.guides C.photos D.equipment 13A.lying B.checking C.stayingup D.goingup 14A.spread B.test C.slip D.sleep 15A.needed B.displayed C.controlled D.backwards 16A.upstairs B.home C.abroad D.changed 17A.gotten B.seen C.lost D.tried 18A.suspect B.dislike C.recommend D.quit 19A.extreme B.winter C.water D.track 20A.cheaper B.safer C.firmer D.slower
TheInternationalVoluntaryServicerunsnumberofYouthExchangesthroughouttheyear.YouthExchangesgivesmallgroupsof4﹣5youngpeopletheopportunitytotakepartinvolunteeringtripsabroadforanaverageoftwoweeks.Theseyoungpeopletheopportunitytotakepartinvolunteeringtripsabroadforanaverageoftwoweeks.Theseyoungpeoplearejoinedby4﹣5youngpeoplefrom3﹣4othernationalitiesandareawonderfulinterculturalexperienceinasafeenvironment. ExampleYouthExchanges YouthExchange1 LocationIreland OthernationalitiesIrelandSpainItalyHungary ThemeFocusesonthetopicofcommunityreconstructionandcommunityactivities﹣﹣﹣exploringhowlocalissuesfacingoutcommunitiesareconnectedtoglobalissues.Thegroupwillalsolearnabouttheeco﹣villageasanexampleofacommunityandtakepartinteam﹣buildingactivities. YouthExchange2 LocationFrance OthernationalitiesBulgariaItalyFrance ThemeOrganicgardening&continualliving.ThisprojectwilltakeplaceinanaturalparkWherethegroupwilltakepartingardeningactivitiesandgames/workshopsaboutcontinuousdevelopment. YouthExchanges3 LocationMacedonia OthernationalitiesSerbiaTurkeyIreland ThemeFoster培育socialinclusionandmotivatepersonaldevelopmentofyoungpeoplethroughsportandoutdooractivities.Promoteoutdooractivitiesasatooltohelpinclusionofyoungpeoplewithfeweropportunities. YouthExchange4 LocationItaly OthernationalitiesItalyBulgariaGreece ThemeAsocial﹣environmentalprojectthatintendstopromotesocialinclusionandcontinuousdevelopmentregardedasaprocessofcivilrightsandactivecitizenship.Over10daysthegroupwillparticipateinactivitiestoraiseawarenessabouttheeffectofourbehaviorontheenvironment. 1WhatdoyoufocusonwhentravellinginFrance? A.Gardeningwork B.Civilrights. C.Developingsocialinclusion. D.Rebuildingcommunities. 2Ifyouareinterestedinprotectingtheenvironmentyoucantakepartin. A.YouthExchange1 B.YouthExchange2 C.YouthExchange3 D.YouthExchange4 3WhichnationalityareYouthExchangesmostpopularwith? A.Spain. B.Italy. C.Ireland. D.France.
假定英语课上英语老师要求同桌之间互相修改作文请你修改你同桌的以下作文.文中共有10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. 删除把多余的词用斜线\划掉. 增加在缺词处加一个漏字符号∧并在该词下面写出该加的词. 修改在错的词下划一横线在该词下面写出修改后的词. 注意1.每处错误及修改均仅限一词. 2.只允许修改10处多者从11处起不计分. Mylistoffavoritebooksarelong.IreadalotandIjustkeepfindingnewfavorites.Inmyfamilyweoftentalkaboutthebookswearereadingandpassingaroundourfavorites.Itbenefitsawholefamily. Idiscoveredhowsharefavoritebookscanhelpstrengthafriendshiplongago.WhenIwasakidmyfriendLizbecameverysickerandwasgoingtomissalotofschool.Ifillabigbagwithsomeofmyfavoritebooksforherread.Sheneverforgotthat.Todayshelivesthousandofmilesawayfrommebutshesometimese﹣mailswithmeaboutthebookssheisreading.
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Nobodylikesanoldpoop傻子.Developingasenseofhumorispartofbecomingamatureemotionallyhealthyindividual.Laughterisgoodforthesoulbuildsfriendshipsandrelievesstress.Itservesastheglueforsocialsituationsandasanice﹣breakerforsadnessandboredom.Ifyou'veeverbeentoldtolightenuporchilloutyoushouldsavetheblueattitudeforserioussituationsanddevelopyoursenseofhumor. Forgivetheaccidental.Asuddenfallishumorousnotbecauseweliketoseepeoplefallbutbecauseitsurprises.Fromaspilled溢出waterglassinameetingtoAuntRae'steethcomingoffintheThanksgivingturkeytheembarrassmentofaccidentscanberelievedbyhumorandahelpinghand.Aftermakingsurethatnobody'shurtforgiveaccidentswithachuckle咯咯地笑ratherthanascolding. Lookfortheunexpected.Thekidwhousedtolookatyouwithhiseyesclosedduringatesthadtheidea.Parentswhoservegreeneggsandhamtotheirchildrenongraduationdaygettheidea.Unexpectedactionslightenanatmosphereandrelaxpeople. Learntolaughwithyourkids.Mostofwhatchildrensayanddoisfunny.Helpthemlearnthataccidentsaresometimesfunnyandsometimesoccasionsforjoininginandhelpinganotherhumanbeing.Bysharinglaughsandattemptingtoexplainhumoryoudevelopyoursenseofhumoraswellashelpkidsdeveloptheirownsenseofhumor. 1Ifyou'veeverbeentoldtolightenuporchilloutitmeans. A.youarehumorous B.youareblue C.youlackhumor D.youarefunny 2AccordingtoParagraph2whenyourfriendfallsyoucan. A.laughathim B.chuckle C.scoldhim D.feelembarrassed 3Intheauthor'sopinionifyourmotherservesgreeneggsandhumtoyouonyourgraduationdaysheis. A.boring B.serious C.considerate D.humorous 4Whatisthebesttitleforthepassage? A.HowtoDevelopaSenseofHumor B.WaystoBecomeaHealthyIndividual C.TheFunctionofHumor D.ProperAttitudesTowardHumor
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Writeagoodinterestingblog Ifyouwanttoavoidbeingfrustratedforwritingablogthatwasneverreadherearesomewaystomakeagoodinterestingblog. 1CBoringtopicsaregenerallynotgoodforblogsunlessyouaregeniuswriterswhocancreatebeautifulprose散文evenwhenwritingaboutthemostordinarythings. Pickatopicyouknowandarepassionateabout.2EIfyoulikevideogamesforexamplewriteonedetailingyourexperiencesofplayingthem.NotethatthiskindofblogisdifferentfromaDearDiaryblog. Avoidwritingyourownbiography.ADearDiaryblogisn'tinterestingtootherpeopleunlessyouareareallysignificantperson.Thinkaboutitwhowouldreallywanttoknowwhatyouatefordinner?Thiskindofblogisself﹣indulgent放纵自己的andunnecessary.3A Funnyblogpoststendtobecomevital.Humorouschartspicturesandvideosaregreatsupplementstoyourtext.4GTrytothinkofuniquethingstowriteaboutorwriteanopposingviewonacertainsubject. 5DPeoplehatebeingled﹣onandtrickedintoreadingablogpostthattheyexpecttobehelpfuljusttorealizethatitisasubjectiveandpromotionalone. A.Itdoesnotofferanythingtothepeoplereadingit. B.Writeyourblogaboutyourpersonalthings. C.Chooseaninterestingtopic. D.Informyourreadersfromthebeginning. E.Itshouldbeonethatotherpeoplecanrelateto. F.Writeyourblogclearly. G.Donotrehashorrewriteblogpostsfromfamousblogs.
Somepeoplelikemodernart1otherssaythatisrubbish.Butacleanerwho2workintheTateGalleryinLondonisn'tabletotellthe3different.Thewomanwhosenameisn'tknownmistookaworkofartbytheGermanpainterGustavMetzger4abagofrubbishandthrew5outwithotherbags.6plasticbagwhichcontainedpiecesofpaperandcardboardwas7laterecoveredoutsidethegallerybuttheartistthoughtthatitwastoo8damagetobeputonshowagain.78﹣year﹣oldMr.Metzgerexplainedthattheexhibit9hesaidwasacopyofasimilarworkhehadcreatedin196010meantoshowthatallartistemporaryandfinite.
Whatabusyday!Thethreeboyswerefedbathedandchangedintotheirnightclothes.Maryhad1themastoryandfinallytheywereasleep.Babysitting照看thethreeboysagedeightsixandfourisextremely2shethought. SleepsheconsideredifonlyIcould！Butshehaddifficulthomeworktocomplete.Leaningbackshe3herfeetontothesofatogetcomfortable.Whoeversaidbabysittingwasan4waytomakemoneyobviouslyhadn'tmetthethreeboysshethought.Thetelevisionwasontheroomwaswarmandthelightsweredim.Mary's5feltheavierandheavier.Imustn'tsleepshethought﹣whichwas6whatshedidofcourse. Strangelyenoughshesoon7thatshewasaworldfamouschef主厨.Shemadea8andworediamondsanddesignerclothes.Mostdayssherelaxedbythepoolmeetingtherichandfamousor9﹣herfavoritehobby.She10tooktheleadingroleinherownTVshow. Thatisuntilshebecametoo11.Iamdefinitelythebestintheworldshethoughtasshepreparedatastychickendish.But12seemedtogoright.Shespilttheflourshedroppedaneggandshecutherfinger.Despiteallthetroublesshe13togetthechickenintothestove.Soonsmokeblanketedtheroom.Thechickenwasonfire.14setinbutMarycouldnotrun﹣shewas15tothespot.Shetriedhardtomovebutcouldnot16asharpsoundawokeher. Shegotshockedandconfused﹣17waspouringfromthekitchen.Rushingtoinvestigateshewasmetbythree18littlefacesandsomeveryburntbread.Sorrywewerehungryandyouwere19sowetriedtomakesomebreadexplainedaboy.RelievedMarymadethemasnackandsentthembacktobed.She20themnevertofallasleeponthejobagain! 1A.given B.written C.told D.taught 2A.successful B.helpful C.tiring D.surprising 3A.shook B.put C.bent D.kept 4A.difficult B.boring C.important D.easy 5A.eyes B.mind C.heart D.legs 6A.nicely B.exactly C.curiously D.carelessly 7A.realized B.reminded C.learnt D.dreamt 8A.decision B.fortune C.business D.plan 9A.cooking B.reading C.running D.babysitting 10A.just B.ever C.even D.only 11A.selfish B.proud C.stubborn D.sensitive 12A.everything B.something C.anything D.nothing 13A.tried B.arranged C.managed D.prepared 14A.Panic B.Pain C.Noise D.Stress 15A.frozen B.dragged C.pushed D.brought 16A.because B.until C.as D.unless 17A.smoke B.light C.water D.fire 18A.cheerful B.strange C.guilty D.confident 19A.busy B.hungry C.worried D.asleep 20A.promised B.allowed C.expected D.persuaded
InChinathehistoryofpeopleplantingandusingbamboocandatebacktoasfaras7000years.AsearlyastheShangDynastybamboowasbeingusedinancientpeople'sdailylives.Itwasusedforfoodclothinghousingtransportation1musicinstrumentsandevenweapons. The2applyofbambooinscienceandtechnologyisthrilling.In251BCLiBinginSichuan3leadthelocalpeopleinbuildingtheDujiangWeirs都江堰thefirstirrigationnetworkintheworldinwhichbambooplayed4importantrole.Theworld'soldestwaterpipewasalso5makeofbamboo.DuringtheHanDynastythepeopleinSichuan6successsanka1600﹣metre﹣deepwellwiththickbambooropes.ThistechnologydidnotspreadtoEurope7the19thcenturyanditwasbyusingthetechnology8theAmericansdrilledthefirstoilwellinPennsylvaniain1859. InChineseculturebambooiswell﹣knownas9ofthefourgentlemeninplants.Tomanyfamousmenbambooisasymbolofgoodnessandhonesty.Itisalwayscloselyrelatedtopeopleofpositivespirits.Bambooculturecontributestoencouragingpeopletoholdonwhen10facetoughsituations.
Myfatherwasalwaysagoodgardener.Oneofmyearliestmemoriesisstandingwithoutshoesinthefreshlytilled翻耕的soilmyhandsblackenedfromdiggingintheground. AsachildIlovedfollowingDadaroundinthegardenIrememberDadpushingthetiller耕作机aheadinperfectlystraightlines.Dadlovedgrowingallsortsofthingsyellowandgreenonionswatermelonsalmostasbigasmerowsofyellowcomandourfavorite﹣redtomatoes. AsIgrewintoateenagerIdidn'tgetsoexcitedaboutgardeningwithDad.Insteadofmagicallandofpossibilityithadturnedintosomekindofprison.AsDadgrewolderhisloveforgardeningneverdisappeared.AfterallthekidsweregrownandhadstartedfamiliesoftheirownDadturnedtogardeninglikeneverbefore.Evenwhenhewasdiagnosedwithcancerhestilltookcareofhisgarden. Butthenthecancerbitbybitinvadedhisbody.Ihadtodothethingsheusedtodo.WhatreallyconvincedmethatDadwasdyingwasthestateofhisgardenthatyear.Therowsandrowsofmulticoloredvegetablesweregone.Tootiredtoweedthemhesimplyletthembe.Heonlyplantedtomatoes. ForthefirstfewyearsafterhediedIcouldn'tevenbeartolookatanyone'sgardenwithouthavingstrongmemoriespourovermelikecoldwaterfromabucket.ThreeyearsagoIdecidedtoplantmyowngardenandstartedoutwithjustafewtomatoes.ThatmorningafterbreakingupafairamountofsoilsomethingcaughtthecomerofmyeyeandIhadtosmile.Itwasmyeight﹣year﹣oldsonNathanhappilyplayinginthefreshlytilledsoil. 1Whydidtheauthorlikethegardenwhenhewasachild? A.Thegardenwasplantedwithcolorfulflowers. B.Thegardenwasjustfreshlytilledbyhisfather. C.Helovedwhathisfathergrewinthegarden. D.Heenjoyedbeinginthegardenwithhisfather. 2Whenallthekidsstartedtheirownfamiliestheauthor'sfather. A.devotedmoretogardening B.turnedtootherhobbies C.stoppedhisgardening D.focusedonplantingtomatoes 3Whathappenedtothegardenwhentheauthor'sfatherwasseriouslyill? A.Theauthor'ssontookchargeofit. B.Noplantgrewinthegardenatall. C.Thegardenwasalmostdeserted. D.Itbroughttheauthoragreatharvest. 4Wecaninferfromthelastparagraphthat. A.theauthor'ssonplayedhappilyinthegarden B.theauthor'ssonremindedhimofhisownfather C.theauthor'ssonwasverygladtohelptheauthor D.theauthor'ssonwillcontinuegardeningaswell
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Theselfieisusedtodescribetheself﹣takenphotooftenfromasmartphone.Someonetakesabout10selfieseachtimehedoesandheonlyendsup1postingpostoneortwoofthose.Hepickstheonethathefeelsmakehimlookthe2bestgood.Inthatpicturehegainsconfidence.Forthatmomenteverythingbadorterriblethathashappenedtohim3isremovedremovebecausethatsmileiswhatgiveshimthe4determinationdeterminetolovehimself. Iread5apoemrecentlyandtheyoungmansaidIfIaskyou6whatyoulovetheanswerswillmostlikelyrolloffyourtongue.Youlovetoread.Youlovetowrite.Youloveyourmomyoudaughteroryourbestfriend.Howlongdoyouthinkyoucangoonandonbeforeyousay‘Ilove7myselfI'? Thatstatementhitmelikeatonofbricks.I'vestruggledwithconfidenceallmylife.Istilldo.Andin8nowayamIsayingthattakingaselfieisagateway9toconfidence.10However/Rather/Insteadtheselfiedoesdeservesomecreditforallowingindividualstoexpressthemselves.
假定你是李华在高三毕业典礼之际学校号召毕业生用适当形式表达对学校及老师的感恩.请你给你的外籍教师Megan写一封信表达你对她的感谢要点如下 1.你在学习英语中经历的困难 2.获得Megan老师的帮助和鼓励 3.对Megan老师的感谢和祝福. 注意1.词数100左右 2.可以适当增加细节以使行文连贯 3.开头语已为你写好. DearMegan Howtimeflies! Yourssincerely LiHua
Whatisashopaholic购物癖? 1Whilethemediasometimesusethewordcasuallyshopaholicssufferfromarealandsometimesveryfrighteninglackofself﹣control. Withoutadoubtweliveina‘spend﹣happy'society.Mostpeoplelivebeyondtheirmeansandareindebt.2Theytakeweekend﹣longshoppingexcursionsspendmoneytheydonothaveandoftenregrettheirpurchasesthenextday.Butdoesthismeanthattheyhaveaproblem?Notnecessarily. Trueshopaholicsshopbecausetheycan'thelpit.3Theyshopwhentheyarefeelingdepressedandusespendingasawayofcopingwiththeworld.Theydonotshopbecausetheyenjoyitorbecausetheyneedthethingstheybuy.Theybuythingsbecausetheyfeeltheyhaveto.4 Twopiecesofadvicegiventoshopaholicsarethese.Firstlywhenyougoshoppingonlytakecash.Leaveyourcreditcardsandcheckbooks支票簿athome.Andsecondlyifyouseesomethingthatyouwanttobuydon'tletyourselfbuyitonthespot.5Ifyoustillwanttheitemafewdayslaterthenyoucangobackandbuyit. A.Nowadaystherearemoreandmoreshopaholicswhichhasbecomeamajorconcernforthesociety. B.Insteadgiveyourselfa‘waitingperiod'. C.Inrecentyearsshopaholicshavecometothepublicattentionontelevisionandinnewspaperandmagazinearticles. D.Theygoonbuyingthingslongaftertheyhavehugedebts. E.Remindyourselfthatyouareashopaholic. F.Manypeoplewhatevertheirlevelofincomethinkofshoppingasahobby. G.Ashopaholicisoutofcontrol.
IfaskedifspaceexplorationshouldcontinuemostAmericanswouldgiveanimmediateresponseeitherinfavorofcontinuingorinfavorofendingspaceexploration.Acommonresponsewouldbethatspaceexplorationisawasteofmoney.AnaverageAmericanuneducatedonthesubjectmightbelievethatthegovernmentiswastingbillionsofdollarsontheresearchthathasnovalue.Someonestrangetothesubjectmightsaythataspaceshuttlegoesuponceinawhileandthatisaboutallthathappens.Researchisongoingandcontinueswhentherearenoshuttlesbeinglaunched.Thisalsocoststhegovernmentmoney.Doestheextremecostofspaceexplorationmakesense? OneargumentisthatthegovernmentiswastingmoneyontheresearchnotbeingusedonEarth.ActuallythemoneygoestoworkersandscientiststhatsupportNationalAeronauticsandSpaceAdministrationNASNmissionsandgoestomajorcompaniesthatplayimportantrolesinmajorsectorsoftheUSeconomy.BoeingisapartnerofNASAforaircraftthesamecompanythatmakescommercialaircraftfortheairlineindustry. Anotherbenefittocontinuingspaceexplorationisthemanytechnologiesitprovides.Theartificial人造的heartresultedfromexperimentsonthespaceshuttle.ThehandheldJawsofLifeusedtosavevictimsfromcaraccidentsresultedfromthesystemusedtoseparatethespaceshuttlefromitsboosterrockets.Insulation隔热板inhomesthatkeepsthemwarmandenergyefficientisbasedonthetechnologyusedtoinsulatethespaceshuttle. TherearedirectbenefitstotheeconomyprovidedbyNASAmissionsaswellasthosetechnologies.Theseadvancesarefoundinfoodbuildingmaterialsmedicalproceduresandthevehicleswedrive.Whileitcanbeproventhatbillionsofdollarsthatcouldbeusedelsewhereisbeingspentonspaceexplorationthebenefitsitprovidesoutweightheterribleaspects.Asamatteroffactthemoneyspenthelpstoimprovethequalityofourlives. 1HowisParagraph2mainlydeveloped? A.Byofferinganalyses. B.Bymakingcomparisons. C.Bygivingsomeexamples. D.Bypresentingresearchfindings. 2ThefunctionofJawsofLifeisto. A.savepeoplefromtrafficaccidents. B.doexperimentsonthespaceshuttle C.keephouseswarmandenergyefficient D.separatethespaceshuttlefromitsboosterrockets. 3Intheauthor'sopinionspaceexploration. A.haschangedourlifecompletely B.coststoomuchofourtime C.benefitsusinmanyways D.hasnothingtodowithus 4Whatwouldbethebesttitleforthetext? A.Benefitsofspaceexploration B.Isspaceexplorationworththecost? C.Howtomakespaceexplorationaffordable D.MissionsoftheNASAspaceshuttleprogram
Work﹣From﹣Home!AVONishiringnow.Noexperiencenecessary.Unlimitedearningspotential.Beyourownboss!Alllocationsneeded.251﹣518﹣8023www.AvonJob.com 1Theseadsare. A.toselltheirproducts B.toattractsomebodytojointhem C.toinformpeopleofsomeactivities D.tohelppeopleimprovethemselves 2Foragraduatewhojustfinishescollegewhichadismostsuitable? A.Ad1. B.Ad2. C.Ad3. D.Ad4. 3Ifyouarearunnerofasmallcompanyfocusingonwebsiteservicewhichadismostattractivetoyou? A.Ad1. B.Ad2. C.Ad3. D.Ad4.
如图正方形ABCD的边长为8M是AB的中点P是BC边上的动点连结PM以点P为圆心PM长为半径作⊙P． 1当BP＝时△MBP～△DCP 2当⊙P与正方形ABCD的边相切时求BP的长 3设⊙P的半径为x请直接写出正方形ABCD中恰好有两个顶点在圆内的x的取值范围．
Whatsomethingtodrink?
HowSuperAreSupermarkets? Buyingeweek'sgroceriesistiring.Youwanttogetitoveranddonewithquicklysoyouheadforthenearestsupermarketyoufindeverythingyouneedunderoneroofandyoufeelgladthatthosedaysofgoinginandoutofdifferentshopsinthehighstreetareover.Supermarketsseemtobeabigplus.Thereisadownsidethough. IntheUK90%ofallthefoodpeopleconsumeisboughtat5differentsupermarketchains.Thismakesthesecompaniesextremelypowerfulwhichletsthemusetheirhugebuyingpowertosqueezesmallsupplierstogetthebestdeal.Milkisagoodexample.Supermarketsliketousethingslikemilkwhichisthetopofalmosteveryone'sshoppinglisttoattractcustomers.Toofferthelowestpricepossibletotheconsumerthesupermarketsforcedairyfarmerstosellmilkatlessthanthecostofproduction.Supermarketsguaranteetheirgoodprofitswhilefarmersareleftstrugglingtomakeendsmeetandthetaxpayerpaystosupportthesystemwithoutevenknowingit. Itwouldbeniceiflocalgrocerssupportedlocalagriculture.Butforthebigsupermarketsthisjustdoesn'tmakesense.Supermarketsdon'twantlittlefarmersthinkingtheycandecideprices.Sosupermarketshavestartedaglobalsearchforthecheapestpossibleagriculturalproduce.Inmanysupermarketsitisdifficulttofindanythingwhichisproducedlocally. UKfarmersusedtogrowalotofapples.Notanymore.In199936%ofappleswereimported.By2015thefigurehadrisento80%andthedomesticproductionofappleshadfallenbytwothirds.TheconsumermightjustbehappytogetareasonablypricedmealmadeupoffoodsfromThailandSpainItalyandZambiabutweshouldalsobearinmindtheInfluenceonlocalproducers. Thenthere'spackaging.Supermarketslikeeverythingtobepackedandwrappedsoitcanbepiledneatlyonshelves.Supermarketsproducenearly10milliontonsofwastepackagingintheUKeveryyearofwhichless5%isrecycled.Somesupermarketsmakesurethatlargerecyclingbinsareobviousintheircarparksshowingthattheyareenvironment﹣friendly.Butthatisjustanimage. Whenanewsupermarketisplannedthereareclaimsaboutthenumberofnewjobsthatwillbecreated.Unfortunatelythenumberofjobslostintheareaislargerthanthenumberofnewpositionsinthesupermarket.Onaverageeachnewsupermarketleadstothelossof276jobs. Howeverthemodernworldisallaboutshoppingandthefreedomtobuywhateveryouwhatsoitwouldbeimpossibletostoppeopleshoppingatsomeparticularkindofshop.Butsomemeasuresdoneedtobetakenwhensmallsuppliersloseprofitslocalproducerssuffersealevelsriseandjobsarelostanywaywecan'tjustcareaboutafreecarparkandspecialoffers. 1Theauthormentionsmilkinparagraph2toexplainhowsupermarkets. A.cheatthetaxpayers B.supportlocaldairyfarmer C.harmsmallsuppliers‘benefits D.providecustomerswiththecheapestproduct 2Accordingtothepassagesupermarketskeeppriceadvantageby. A.competingagainsteachother B.importingforeignproducts C.purchasinglocalproducts D.reducingproducttax 3Whichofthefollowingshowsthestructureofthepassage? CPCentralPointPPointSPSub﹣pointCConclusion 4Whatistheauthor'sattitudetowardssupermarkets? A.Critical B.Sympathetic C.Doubtful D.Cautious
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∧并在其下面写出该加的词. 删除把多余的词用斜线\划掉. 修改在错的词下划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. LastSundayitwasmyfather'sfunnyday.Aftersuppermyfatherwenttoseethefilm.Butinoursurprisehecamebackjustabouthalfanhourlater.Iaskedhimwhatwasthematter.Hesmiledandtoldusaboutthefunnythingwhathadhappenedinthecinema.Hewassittinginhisseatwhileawomancametoherandsaidtheseatwashers.Surprisingtheylookedattheirticketcarefullyonlytofindtheseatsshownintheirticketswerethesamewhilethecolorsweredifferent.Sotheylookedattheticketsmorecarefully.AfterawhilemyfatherapologizedthewomansayingSorryImakeamistake.Takethisseatplease.Thefactwasthathisticketfoundoutinhisdeskdrawerwasforthefilmamonthago.
GetaThoroughUnderstandingofOneself Inallone'slifetimeitisoneselfthatonespendsthemosttimebeingwithordealingwith.1 Whenyouaregoingupwardsinlifeyoutendtooverestimate高估yourself.Itseemsthateverythingyouseekforiswithinyourreach.2It'slikelythatyouthinkitwiseforyourselftostayawayfromtheouterworld.Actuallytogetathoroughunderstandingofoneselfyoumayaswellkeepthefollowingtipsinmind. Gainacorrectviewofoneself.Youmaylookforwardhopefullytothefuturebutbesurenottoexpecttoomuchfordreamscanneverbefullyrealized.Youmaybecourageoustomeetchallengesbutitshouldbecleartoyouwheretodirectyourefforts.3 Self﹣appreciate.Whetheryoucompareyourselftoahighmountainorasmallstoneyourepresentastateofnature.4Ifyouearnestly诚挚地admireyourselfyou'llhavearealsenseofself﹣appreciation. 5Intimeofangerdoyourselfafavorbyreleasing释放itinaquietplacesothatyouwon'tbehurtbyitsflamesintimeofsadnessdoyourselfafavorbysharingitwithyourfriendssoastochangeabadmoodintoacheerfuloneintimeoftirednessdoyourselfafavorbygettingagoodsleep. Getafullcontrolofone'slife.Thenonewillfindone'slifefullofcolorandflavor. A.Ithasitsownvalue. B.Dooneselfafavorwhenit'sneeded. C.Doyourselfafavorwhenyouresisttheattackofillness. D.Butitispreciselyoneselfthatonehastheleastunderstandingof. E.Especiallyifitiswellwithinyourreachyouarejusttooblindtoseeit. F.Whenyouaregoingdownhillyoutendtounderestimateyourself. G.Solongasyouhaveaperfectknowledgeofyourselftherewon'tbedifficultiesyoucan'tovercome.
GeneticallyModifiedGMfoodisunfortunatelybecomingmorepopularamongstfarmersandfoodprocessors.Cropsarebeinggeneticallymodifiedtoresistinsectsplantdiseasesinsecticides杀虫剂.Plantsarealsomodifiedtolookbiggerandbetter.Unfortunatelytheendgoalisn'tprovidingnutritionforpeopleit'stoincreaseprofitmarginsandtomakefoodlookbetter.Infactmanymodernfruitsandvegetablesaretwicethesizeofwhattheyusedtobewhilehavingfarlessvitaminsandnottastinggoodeither.Nowresearchisshowingthatgeneticallymodifiedfoodmightevenbebadforyou. GMorganismsareorganismsthathavegenesinsertedintotheirDNAinordertooffercertaincharacteristics.Inthiswayyoucanmakeitbetterormakeitlastlonger. JeffreyM.SmithhaspublishedastudyaboutthedangersofGMfood.ItwasdiscoveredthatwhenGMsoywasfedtofemaleratstheyfoundthatalltheiryoungdiedwithin3weekscomparedtoanatural10%deathrate.Theiryoungwerealsobornsmallerandtheylaterhadproblemsbecomingpregnant.Astudyofpigsfoundthattheyalsobecameinfertile不育aftereatingGMcorn. ManypeopleareeatingGMfoodwithoutevenrealizingit.Thesolutiontothisproblemissimple.Humanbeingsexistedintheircurrentformforhundredsofthousandsofyears.Formostofthattimeweateadietconsistingofmeatfruitvegetablefisheggsandnuts.Thisisouroptimaldietwhichleadsustoliveahealthyandlonglife.Butoverthelast30yearsNorthAmericahasexperienceddiabetescancerandheartdisease.AllduetothemisinformationprovidedbygroupswhoworkonbehalfofthemanufacturersofGMfood.Thewaytoavoidobesityheartdiseaseandcancerisbyeatinglikeourstone﹣ageancestors. 1AccordingtotheauthorwhatultimatelyinspiredthepopularityofGMcrops?C A.Richnutrition. B.Uniquetaste. C.Highprofits. D.Energysaving 2Whathadwebetterdoifwewanttostayhealthyaccordingtothetext?D A.Eatmorefruit. B.Bevegetarians. C.Eatmoregrains. D.Keeptraditionaldiet. 3ThetextisorganizedintheformofB. A.timeandevents B.causeandeffect C.reasoningandargument D.contrastandcomparison 4WecaninferthatthelobbygroupsinParagraph4arepeoplewhoareC. A.scientistswhogiveoutfalseinformationbecauseofcarelessness B.doctorswhotrytoprofitfrompatientswhosufferfromunhealthyfood C.workerswhotrytocheatcustomersforthebenefitsoffoodproducers D.agriculturaltechnicianswhoareresponsibleforpromotingnewproduct
Iwouldtogotoseethemoviethisafternoon.
Hewillgototheparkifheistomorrow.
Thereare12inthecakeyoucanblowthemoutinonego.
Asanyonewhofreelances做自由职业knowstherearelotsofadvantagesofworkingathomealone.Buttherearedrawbackstoolikethepotentialloneliness.Nowonderco﹣workingspacesarebecomingsopopulartheypermitself﹣employedindividualstofeelliketheyarepartofallofficeenvironmentwhilemakingthemgetsomeworkdonetoo.Butrentingaco﹣workingspacedoescostmoney. NowaSwedishprojectisaimingtochangethatbyturningpeople'sunder﹣usedhomesintotemporaryco﹣workingspacesavailabletofreelancersforfree.HofficewasstartedbyfreelancersChristoferGradinFranzenandJohlineZandraaboutayearagoinStockholmwhentheyinvitedafewpeopleintotheirhomeofficetoworktogether.ItwasagreatsuccessandtheprojecthassincespreadtoanumberofcitiesinEuropeNorthandSouthAmericaAustraliaIndiaandJapan.Anyonecansignupandoffertheirhomespaceasafreeco﹣workingspaceorgofindaHofficenearthem. OnaHofficedayeveryonearrivesandstartsworkatacertainhour.After45minuteseveryonegetsuptotakeabreakstretchdoqigongoryogafor10to15minutes.Afterwardspeoplecangatheraroundagainandre﹣statetheirintentionsandgoalsfortherestoftheworkdayasawaytomotivateeachother.Mealscanbeeatentogetheratacertainhourpotluck﹣style家常饭orbybringingyourownlunch. Thisprocesscreatesanencouragingandsupportiveworkenvironment.AssomefreelancersdescribeByworkingatHofficewegiveourselvesandeachotherthegifttospendourdaysinasocialworkingenvironmentwhereweareextremelyproductivewithoutignoringourotherhumanneeds.Wealsomakesuretogiveusandeachotherwhatweneedtofeelcalmhappyinspiredandcreativeduringtheworkingday. SoHofficeisnotjustaboutsharingspaceit'salsoaboutafreeexchangeofideas.AndperhapsthebestthingisthatHofficesarefreetouse. 1Hofficewasstartedto. A.changepeople'sattitudetowork B.encouragepeopletobemoresocial C.improvepeople'sworkingconditions D.provideaco﹣workingspaceforfree 2What'sthemainideaofParagraph3? A.HowpeoplerespondtoHoffice. B.HowaHofficedayworks. C.WhatpeopleshareatHoffice. D.WhatHofficemeanstopeople. 3Somefreelancers'descriptionsofHofficesuggestthatthey. A.benefitalotfromtheworkingstyle B.worklongerthanbefore C.expectmorepeopletojointhem D.can'tbeseparatedfromeachother 4WhatdoweknowaboutHofficeaccordingtothetext? A.Itisbecomingincreasinglypopular. B.Ithasbeenaroundforquiteafewyears. C.Ithascreatedmanynewjobopportunities. D.Itissuitableforpeoplefromallwalksoflife.
假定你是中国高中生李华今年暑假期间将去澳大利亚悉尼南部Kogarah的一所综合性学校KogarahHighSchool学习一个月并将寄宿在当地的居民Silvia家中.请给Silvia写一封电子邮件询问一些将在Kogarah生活的有关情况.具体询问内容如下 1.住宿是否可以有单间2.房间里是否有网络 3.是否可以自己煮饭4.是否有便利的交通. 注意1.词数100左右 2.可适当增加细节以使行文连贯. 3.开头语和结束语已为你写好不计入总词数. DearSilvia GreetingsfromChina!IanLiHuaahighschoolstudentinChina.. Lookingforwardtoyourreply. Bestwishes. Yourssincerely LiHua.
Iofteneatsomeandforlunch.A.tomato;fish B.tomatoes;fish C.tomato;fishes
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