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已知:如图,在△ABC中,D是BC边上的一点,E是AD的中点,过点A作BC的平行线交于BE的延长线于点F,且AF=DC,连接CF. (1)求证:D是BC的中点; (2)如果AB=AC,试判断四...
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在△ABC中已知B.=45°D是BC边上的一点AD=10AC=14DC=6求AB的长.
如图在△ABC中AD是BC边上的中线点E.是AD的中点过点E.作垂线交BC于点F.已知BC=10△A
4.8
3.6
2.4
1.2
如图在△ABC中D.是BC边上一点AD=BDAB=AC=CD求∠BAC的度数.
在△ABC中已知D.是AB边上的一点若则λ=________.
如图已知△ABC中AB=6AC=9AD⊥BC于D.M.为AD边上任一点则等于
9
35
45
无法计算
探究如图1在Rt△ABC中∠BAC=90°∠ABC=45°过点B的直线MN∥ACD为BC边上一点连接
已知如图在△ABC中D.是BC边上的一点E.是AD的中点过A.点作BC的平行线交CE的延长线于点F.
在△ABC中已知B.=D.是BC边上一点AD=5AC=7DC=3则AB=.
如图点D.是△ABC中BC边上的一点且AB=AC=CDAD=BD求∠BAC的度数.
如图在△ABC中若AD⊥BC点E.是BC边上一点且不与点B.C.D.重合则AD是几个三角形的高线
4个
5个
6个
8个
如图点D.是△ABC中BC边上的一点且AB=AC=CDAD=BD求∠BAC的度数.
在△ABC中已知B.=45°D是BC边上的一点AD=10AC=14DC=6求AB的长.
如图在△ABC中D.是BC边上一点E.是AC边上一点且满足AD=AB∠ADE=∠C.1求证∠AED=
已知等腰△ABC中AB=ACD.为BC边上一点连结AD若△ACD和△ABD都是等腰三角形则∠C.的
如图在△ABC中D.为BC边上的一点已知AB=13AD=12AC=15BD=5求CD的长.
如图在△ABC中∠B.=54°AD平分∠CAB交BC于D.E.为AC边上一点连结DE∠EAD=∠ED
如图AD是已知△ABC中BC边上的高.P.是AD上任意一点当P.从A.向D.移动时线段PBPC的长都
问题如图①在Rt△ABC中AB=ACD.为BC边上一点不与点B.C.重合将线段AD绕点A.逆时针旋转
如图在△ABC中若AD⊥BC点E.是BC边上一点且不与点B.C.D.重合则AD是几个三角形的高线
4个
5个
6个
8个
在△ABC中已知B.=45°D是BC边上的一点AD=10AC=14DC=6求AB的长.
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1分我们学校占地240多亩. Ourschoolover240mu.
6分Moviemakersatonetimeworriedthattheymightbeputoutofbusinessbytelevision.Recentlyhowevermoreandmorepeoplehavebeengoingtothemovies.ThismaybepartlybecausetheeconomicsituationinAmericahasworsened.Whenatthemoviespeopleforgettheirtroublesastheygetinvolvedinthestoryonthescreen.Alsodirectorshaverecentlybeenproducingpicturesthatlargenumbersofpeoplewanttosee. Americansinthemillionsarereturningtotheirloveaffairwiththemovies.MotionpictureindustryexpertsseetwomainfactorsresponsibleforthisanincreasedneedbyAmericanstoescapefromeconomicworriesandalargenumberofnewmovieswithbroadaudienceappeal. Moviemakersadmitthattheirrisingpopularityispartlytheresultofpooreconomicconditionswhichtraditionallybringanincreaseintheaterattendance.WhenpeoplearefearfulaboutthefuturetheylookforescapecommentsJackValentipresidentoftheMotionPictureAssociationofAmerica.Inashadedtheaterwitha65﹣footscreenyouloseyourselffortwoandahalfhoursandpeoplefindthisbeneficial. 1Whatdidmoviemakersworryaboutbefore? A.Thatnoonewouldgotothecinema. B.Thatmoviescouldn'tbeabusinessanymore. C.Thattheirmoviesmightbeplayedontelevision. D.ThatpeoplepreferredwatchingTVtoseeingfilms. 2Whyaresomanypeoplegoingtoseemoviesnow? A.Becausepeoplenowhavemuchmoremoney. B.Becausepeoplehavetroubles. C.Becausepeoplewantedtoescapefromreallife. D.BecausewatchingmoviesisnowmuchcheaperthanwatchingTV. 3What'sthepassagemainlyabout? A.ThatmoreAmericanpeoplearewatchingmoviesthanbefore. B.Thattelevisionwilltaketheplaceofmovies. C.America'seconomicdepression. D.ThatAmericansprefertowatchmoviesratherthanwatchTV.
30分Inalandfarawayonceuponatimetherewasgreatpoverty贫困andonlytherichcouldmanagewithoutgreat1.Threeofthoserichmenandtheirservantswere2togetheronaroadwhentheycametoavery3village. Thefirstcouldnotstandseeingthepoverty4hetookallthegoldandjewelsfromhiswaggons四轮载重马车andshared5outamongthevillagers.Hewishedthemallthebestofluckandheleft. Thesecondrichmanseeingthe6situationstoppedforashorttimeandgave7allhisfoodanddrinksincehe8seethatmoneywouldbeoflittle9tothem.Hemadesurethattheyeach10theirfairshareandwouldhaveenoughfoodto11forsometime.Thenheleft. Thethirdrichmanonseeingsuchpoverty12andwentstraightthroughthe13withoutstopping.Thetwootherrichmensawthisfromadistanceandcommentedwitheachother14thethirdrichmanlackedsympathy.Itwas15thattheythemselveshadbeentheretoofferhelp. Howeverthreedayslaterthey16thethirdrichmanwhowascomingintheoppositedirection.Hewas17travellingquicklybuthiswagons18thegoldandvaluablestheyhadbeen19werenowfulloffarmingtoolsandbagsof20.Hewasrushingbacktohelpthemoutofpoverty. 1A.loss B.expectations C.success D.problems 2A.standing B.travelling C.gathering D.running 3A.faraway B.poor C.different D.ancient 4A.unless B.because C.so D.if 5A.them B.anything C.nothing D.those 6A.curious B.worrying C.dangerous D.puzzling 7A.thevillagers B.hisservants C.theothers D.therest 8A.could B.might C.should D.must 9A.interest B.concern C.use D.attraction 10A.returned B.gained C.offered D.received 11A.remain B.last C.supply D.share 12A.turnedback B.setout C.showedoff D.speededup 13A.village B.land C.field D.road 14A.whether B.how C.where D.when 15A.good B.certain C.true D.strange 16A.welcomed B.met C.accepted D.persuaded 17A.still B.already C.always D.indeed 18A.exceptfor B.insteadof C.apartfrom D.alongwith 19A.loading B.treasuring C.carrying D.earning 20A.food B.jewels C.money D.seeds
1分﹣Janewhichcolordoyoupreferredorblue? ﹣.Iprefertobuyagreenone. A.EitherwillbeOK B.BothwillbeOK C.Tobehonestneither D.GenerallyI'mnotsure
1分ourfoodrunningoutwehadtowalktoavillageforhelp. A.Since B.Because C.With D.For
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6分Thereoncelivedayoungmanwhothoughthimselftobepoor.Onedayhewenttoawisemantoaskhowtobecomerich.ThewisemansaidYoungmanyouarealreadyrichnow. Butwhereismywealth财富?theyoungmanasked. Itiswithyou.Youreyesareyourwealth.Youusethemtoseethisworld.Youusethemtoseeallthebeautifulthingsinthisworld.Yourhandsareyourwealth.Youcanusethemtowork.Youcanusethemtohugyourbelovedones.Yourlegsareyourwealth.Youcangotoanyplace…thewisemansaid. Youcallthesewealth?Buteveryonehasthemtheyoungmansaid. Thesearewealth.Whatyouhavenowisnotwhatsomeoneelsecanluckilyhave.Wouldyouliketogiveyoureyestome?I'dliketogiveyoualotofmoneytoexchangeforthemthewisemansaid. NoI'mnotgoingtodoso!Myeyesareimportanttome!theyoungmansaid. Everyoneisrich.Weshouldtreasure珍惜ourwealthandtakecareofit.Weshouldnotoveruseitbecauseonceitisgoneitisgoneforever.Rememberitisourwealththatwedonotwanttolose. 1Whydidtheyoungmangotovisitthewiseman? A.Becausehewasill. B.Becausehewasthewiseman'sfriend. C.Becausehewantedtoknowhowtoberich. D.Becausehewantedtobewise. 2Thewisemanthoughttheyoungmanhimself. A.wasrich B.waspoor C.waswise D.wassilly 3Theyoungmanwasn'twillingtoexchangehiseyesformoneybecause. A.hewasrich B.hedidn'tliketheoldman C.hethoughthiseyeswereimportanttohim D.hedidn'tlikemoney
10分Asastudentyoucandowellonatestifyouhavegoodknowledgeoftheinformationthatisbeingtested.1TheDETERstrategycanhelpyoudoyourbestonanytest.EachletterinDETERremindsyouwhattodo. D=Directions Readthetestdirectionsverycarefully.Askyourteachertoexplainanythingaboutthetestdirectionsyoudonotunderstand.2 E=Examine Examinetheentiretesttoseehowmuchyouhavetodo.Onlybyknowingtheentiretaskcanyoubreakitdownintopartsthatbecomemanageableforyou. T=Time 3Iftherearedifferentpointsforitemsplantospendthemosttimeontheitemsthatcountforthemostpoints.Planningyourtimeisespeciallyimportantforessaytests. E=Easiest 4Ifyougetstuckonadifficultitemthatcomesupearlyinthetestyoumaynotgettoansweritemsthattestthingsyouknowwell. R=Review Ifyouhaveplannedyourtimecorrectlyyouwillhavetimetoreviewyouranswers.5Alsomakesuretoreviewthetestdirectionstobecertainyouhaveansweredallitemsrequired. A.Onceyouhaveexaminedtheentiretestdecidehowmuchtimeyouwillspendoneachitem. B.Butusingastrategywhentakingthetesthelpsyoutoshowwhatyouknow. C.Onlybyfollowingthedirectionscanyouachieveagoodscoreonthetest. D.ThesecondEinDETERremindsyoutoanswertheeasiestitemsfirst. E.Usethetimetomakethemascompleteandaccurateaspossible. F.Inmyopinionyoushouldfollowtheadvicewhentakingatest. G.Doyouknowwhattheselettersstandfor?
1分IfGeorgekeepsonworkingsohardhe'llsoonerorlater. A.breakdown B.breakup C.breakout D.breakoff
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8分LongagotherewasasmallvillageinCambodia.Thepeoplewerepoor.Howevertheywerenotunhappy.Afteralltheirforefathershadlivedinthesamewayforcenturies. Thenonedaysomevisitorsfromthecityarrived.Theytoldthevillagersthereweresomepeopleelsewherewholikedtoeatfrog'slegs.Howevertheydidnothaveenoughfrogsoftheirownandsotheywantedtobuyfrogsfromotherplaces. Thisseemedlikemoneyfornothing.Thereweremillionsoffrogsinthefieldsaroundandtheywerenousetothevillagers.Alltheyhadtodowastocatchthem.Agreementwasreachedandthechildrenweresentintothefieldstocatchfrogs.Everyweekatruckarrivedtocollectthecatchandhandoverthemoney.Forthefirsttimethepeoplewereabletodreamofabetterfuture.Butthedreamdidn'tlastlong. Thechangewashardlynoticedatfirstbutitseemedasifthecropswerenotdoingsowell.Moreworryingwasthatthechildrenfellillmoreoftenandthereseemedtobemoreinsectsaroundlately. Thevillagersdecidedthattheycouldn'tjustwaittoseethecropsfailingandthechildrengettingweak.Theywouldhavetousethemoneyearnedtobuypesticides杀虫剂andmedicines.Soontherewasnomoneyleft. Thenthepeoplerealizedwhatwashappening.Itwasthefrog.Theyhadn'tbeenuseless.Theyhadbeendoinganimportantjob﹣﹣﹣eatinginsects.Nowwithsomanyfrogskilledtheinsectswereincreasingmorerapidly.Theyweredamagingthecropsandspreadingdiseases. Nowthepeoplearestillpoor.Butintheeveningstheysitinthevillagesquareandlistentosoundsofinsectsandfrogs.Thesesoundsofthenightnowhaveamuchdeepermeaning. 1FromParagraph1welearnthatthevillagers. A.workedveryhardforcenturies B.werepoorbutsomewhathappy C.dreamedofhavingabetterlife D.livedadifferentlifefromtheirforefathers 2Whydidthevillagersagreetosellfrogs? A.Thefrogswereeasymoney. B.Theyneededmoneytobuypesticides. C.Theywantedtopleasethevisitors. D.Thefrogsmadetoomuchnoise. 3Whatmightbethecauseofthechildren'ssickness? A.Thecropsdidn'tdowell. B.Thepesticideswereoverused. C.Thevisitorsbroughtindiseases. D.Thereweretoomanyinsects. 4Whatcanweinferfromthelastsentenceofthetext? A.Happinesscomesfromapeacefullifeinthecountry. B.Healthismoreimportantthanmoney. C.Theharmony和谐betweenmanandnatureisimportant. D.Goodolddayswillneverbeforgotten.
20分阅读下面短文根据其内容写一篇60词左右的内容提要. Manyofusdotherevisionworkalonebyshuttingourselvesinaroomwithabook.Shuttingyourselfawaycanmakeyoulearntohatestudying.Thisleadstoasituationwhereinsteadofbeingabletopayattentiontoyourworkyouaretroubledbyhowunfairitisthatyoumuststudy.Whenyouhateyourworkit'sverydifficulttomakeyourselflikeanddothework.Thiscanbepartofaviciouscycle恶性循环thatyouarecaughtinanineffectiverevisionyourpoorprogressmakesyoudisliketherevisionworkmore. Justbeingaroundotherpeoplereallyhelpsfightagainstfeelingsoflonelinessandthankfullyit'sperfectlypossibletoworkwithapartner.Wejustneedtolearnhowtodealwithdistractions使人分心的事物. It'snotnecessarytoavoidallpeoplearoundjustpeoplehavingnothingdo.Studyinginthesameroomwithsomeonewhoisironing熨烫衣服orworkingoutisperfectlypossible.Peoplewhoareboredandhasnothingtodohoweverareterribletoworkaround.Theyoftentrytokeepothersinconversation. It'salsoagoodideatoavoidthecompany陪伴ofpeopleinvolvedinactivitiesthatyoulikedoingverymuch.Workingwhilesittingnexttosomeoneplayingvideogamesismuchmorelikelytoendwithanewhighscoreinthegamethanafewhoursofhighqualityrevision. Ifbeingaroundothersmeansworkinginanoisyenvironmentapairofheadphonesandsomebackgroundmusiccankeepoutevennoisychildren. Whenyou'restudyingforabigexamitseemslikeyourwholelifeistakenupwithstudy.Friendsandfamilycanlessenfeelingsofisolation孤立.Andconnectingwithotherpeoplemakesushappysoit'simportantnottogivethatupandtomakesurethatwetakethetimebewithotherpeople.
8分Football﹣﹣calledsoccerintheUnitedStates﹣﹣isprobablythemostpopularsportintheworldtodayIthasbeenpopularforalongtime.Butmanyyearsagoeachcountryhaddifferentrulesforitsownfootballgame. In1863agroupofpeoplemetinEnglandtochangethis.Theywroteasetofrulesforallcountriestofollow.Theyalsoplannedforsoccerteamsfromdifferentcountriestoplayagainsteachother.Theideaworked.Theserulesarethesametodaymorethan100yearslater.NowteamsfromalltheworldcompeteinthefamousWorldCup.Thecupisaseriesofgameswhichisheldeveryfouryears.Teamfrommanycountriesplaystoseewhichisthebest.Soccerissopopulartodaythatitisnotunusualfor600millionpeopletowatchaWorldCupmatchontelevision. HowdidtheWorldCupstart?ThesoccerteamfromUruguaywontheOlympicchampionshipinsoccerin1924and1928.ThatcountrydecidedtohavethefirstWorldCupgamesinMontevideoin1930Thesefirstgameswerenotverysuccessful.OnlythirteenteamsarrivedtoplayandeightofthemwerefromSouthAmerica. Itdidn'tseemlikeaworldchampionship.TheteamfromUruguaywontheCupthatfirstyear. 1In1863agroupofpeoplemetinEngland. A.toplayforfootballteamsfromdifferentcountries B.tolearntherulesforfootball C.towriteasetofrulesforfootball D.tohavematchesbetweenteamsfromdifferentcountries 2Theruleswrittenin1863are. A.thesameastoday's B.differentfromtoday's C.changedalot D.changedalittle 3WhendidthefirstWorldCuptakeplace? A.In1930. B.In1924. C.in1928 D.In1934 4ThefirstWorldCupwasnotsuccessfulbecause A.theOlympicchampiondidn'ttakeplace B.someoftheteamsarrivedtoolate C.allteamswerefromSouthAmerica D.itdidnotseemlikeaworldchampionship
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10分Learninganotherlanguageisn'teasybutmostpeoplecanlearnasecondlanguagewellifthey'rewillingtoputinthenecessarytime.Herearesomepracticalsuggestionsforstudyingeffectivelyovercominganxietyandlearningthegrammarandskillsnecessaryforsuccessinforeignlanguageclasses. 1 Languagelearningiscumulative积累youcannotputitoffuntiltheweekend.Studyoneortwohoursforeveryclasshourifyouwantagoodmark. Distribute分配yourstudytimein15to30minutesperiodthroughouttheday Studyadifferenttaskeachtime2etc.Getanoverviewduringhalfanhourspend10minutesreviewingconversations10minuteslearningnewvocabulary10minuteslearningnewgrammar…About80%ofyourstudytimeshouldbespentonrecitation背诵orpractice. Takepartineveryclass﹣﹣﹣evenifyouaren'twellprepared 3Learnthegrammarandvocabularyoutsideofclassinordertomakefulluseoftheclasstime.Spendafewminuteswarmingupbeforeeachclassbyspeakingorreadingthelanguage. Makeyourselfcomfortableintheclassroom Gettoknowyourclassmatessoyou'llfeelyou'reamongfriends.4Forexampleyouexplainyourgoalsandfearsaboutthecoursetoyourteacher. Learngrammarifyoudon'talreadyknowit Grammaristheskeleton骨架andthebasicstructureofalanguageandyoumustlearnit. Practicefortestsbydoingwhatyou'llhavetodoonthetest Ifthetestwillrequireyoutowritethenstudybywriting﹣﹣includingspellingandaccents.5Askforpracticequestionsandmakeupyourowntestquestions.Trytoinventchangesonpatternsandforms.Overlearningisalsorequiredintestspreparationstudybeyondthepaintsofrecognitiontomastery. Developagoodattitude Haveaclearpersonalreasonfortakingtheclass.Setpersonalgoalsforwhatyouwanttolearn.Leaveperfectionismatthedoorgiveyourselfpermissiontomakemistakesandlearnfromthem. A.Studyeveryday. B.Havemorepracticeinlistening. C.vocabularynowgrammarnext. D.Ifyou'reaskedtolistenpracticelistening. E.Classtimeisyourbestopportunitytopractice. F.Visityourteacherduringofficehourstogetacquainted熟悉的. G.Themoreyoustudythehighermarkyouwillget.
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8分Since1984Philadelphiahasbeencleaningupitsact.Onebyonegraffiti﹣coveredwallsarebeingchangedintooutdoorart.Sofarmorethan1800murals壁画havebeenpainted.PhiladelphianowhasmoremuralsthananyotherAmericancity. Thewallsthatwereonceuglywithgraffiti涂鸦arenowcoveredwithbeautifulpicturesofhistoricalheroesandmodernartthankstotheMuralArtsProgramMAP.Itsworkmakesschoolsandpublicplacesattractiveanditscitizensveryproud.TheprogrambeganaspartofPhiladelphia'sAnti﹣GraffitiNetwork.JaneGoldenistheMAP'sartisticdirector.WhenpeopleaskmewhatourprogramisaboutshesaysIanswerthemwithonewordhope.EachyeartheMAPoffersyouthartprogramsandworkshops.Someone﹣timegraffitiwritersevenhelppaintMAPmurals. TheMAP'sworksaysGoldenisallaboutdevelopingasenseofcommunity社区.WhenaneighborhoodrequestsamuraltheMAPworkswiththepeopletheretodevelopamessage.SomemessageshavebeenSafeStreetsLoveandCareandPeaceWalk. TheMAPreceivesupto50requestsformuralseachweek.Lastyeartheworkerspainted140murals. Themakingofamuralenterspeople'scollectivememoryasanextraordinarypleasantmomentinneighborhoodhistorysaysGoldenwhobeganasamuralistinLosAngeles. 1Whatcanbethebesttitleforthetext? A.LovefromGraffitiWriterstoMuralists B.MAPaNewCompanyinPhiladelphia C.JaneanExcellentMuralArtist D.HopeOneWallataTime 2WhatistheMuralArtsPrograminPhiladelphiaaimedat? A.Helpingtheyoungfindjobs. B.Protectingtheneighborhood. C.Fightingagainstgraffiti. D.Attractingmorevisitors. 3HowdoestheMAPdecideonthemessageforamural? A.Byhavingdiscussionswithpeopleinthecommunity. B.Byseekingadvicefromthecitygovernment. C.Bylearningfromtheyounggraffitiwriters. D.Bystudyingthehistoryofthecity. 4WhichofthefollowingwordsbestdescribestheworkoftheMAP? A.Difficult. B.Dangerous. C.Experimental. D.Successful.
25分假如你是星光中学的学生李华将参加主题为MyChineseDream的英语演讲比赛请撰写一篇演讲稿主要内容包括 1.梦想成为一名山村教师帮助山村孩子 2.山区偏僻教育落后 3.父母和朋友都反对 4.我会… 注意1.词数100左右 2.开头和结尾已为你写好. Goodmorningeveryone! Thankyou!
20分Iwillalwaysappreciatemyfatherandhisfaith. AsIheldmyfather'shandsonenightIcouldn'thelpbutnoticetheircalluses老茧androughness.Hishandstellthestoryofhislifeasa1includingallhisstruggles. One2Irememberadrought旱灾hitOntarioturningitintoaburningdesert.OnoneofthosehotmorningsIwaspickingsweetcornwithmydadtofillthelast3fromthegrocerystore.Fiftydozenwasallweneededwhich4tooktwentyminutes.Thatmorninghowevertheprocessdidn'tgoquickly.Afterfortyminutesof5walkinginthefieldwe6neededtwentydozen.Iwascompletelyfrustratedandangry.7thebasketheavilyIdeclaredIfthestorewantsitslasttwentydozentheycanpickitthemselves!Dadlaughed.Justthinkmylittlegirlonly8dozenleftforeachof9andthenwe'redone.SuchisDad﹣﹣﹣﹣whateverproblemhe10henevergivesup. 11thedisastrouseffectsofthedroughtwerefeltalloverourcounty.Itwasachallengingtimeforeveryone12Dadremainedoptimistic.He13tobegratefulforotherthingslikegoodhealthandfoodonourplate.OnlythendidItrulybeginto14Dadandhisfaiththatguidedusthroughthehardtimes. Dadisalsoalivingexampleofreal15.Fromdawntoduskheworkscountlesshoursto16ourfamily.Healwaysputsourhappiness17hisownandneverfailstocheermeonatmysportsgames18hisexhaustion疲劳afterlongdays.Hislovingandselflessnaturehasinspiredmetobecomemoresympatheticand19othersfirst. Dadthelife20Ihavelearnedfromyouwillstaywithmeforever.Youaremyfatherteacherfriendandmostimportantlymyhero. 1A.teacher B.grocer C.gardener D.farmer 2A.spring B.summer C.autumn D.winter 3A.gap B.form C.order D.position 4A.usually B.repeatedly C.finally D.really 5A.happily B.aimlessly C.easily D.hardly 6A.yet B.even C.still D.nearly 7A.Cutting B.Taking C.Picking D.Dropping 8A.five B.ten C.twenty D.fifty 9A.them B.you C.me D.us 10A.bringsup B.meetswith C.worksout D.thinksabout 11A.Thankfully B.Strangely C.Hopefully D.Unfortunately 12A.or B.for C.but D.so 13A.happened B.stopped C.aimed D.continued 14A.face B.examine C.appreciate D.question 15A.love B.pride C.friendship D.honesty 16A.settle B.support C.start D.impress 17A.before B.after C.beside D.under 18A.intermsof B.incontrolof C.inspiteof D.inplaceof 19A.putting B.cheering C.thinking D.turning 20A.lessons B.styles C.ways D.history
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∧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. Deareditor Inthepastmyhometownwasusedtobeabeautifulplace.Thicktreesandgreengrasscouldbeseenineverywhere.Inordertobuildhouseandgrowmorecropspeoplecutdownmoreandmoretrees.Withtimewentonthewholeforestwasalmostdestroyed.Thegreenhillshavechangedintowasteland.Asresultsandstormsstruckusnowandthenfromthatwesufferalot.HoweverIdohopeallthepeopleshouldrealizetheterriblyresultofnotcaringaboutourenvironment.What'smoretheyshouldtakegoodcareoftheforestsandplanttreesinsteadofcuttingthemdowntoimproveourlivingconditions.
7.5分WiththeRioOlympicgamesgoingoncupping拔罐isbecomingwellknownallovertheworld. Cuppingcomesinseveralforms.Withdrycuppingtherapists特定疗法的技师usecupsthatsticktobutdon'tbreaktheskin.Theycanusecupswithmechanicaldevicessuchashandorelectricalpumpstocreatesuction吸.Ortheycanusefirecupswhichusetheirheatforsuction. Inwetcuppingatherapistwillfirstpuncturetheskinusingwhatlookslikeatoothbrushwithlittleneedlesthesuctioncupsslowlyfillwithblood. Thebasicideaisthatcreatingbruises淤青willencouragethebodytohealmorequicklyinthosetargetedareas. Whetheryou'reaworld﹣classathletecompetingintheRioOlympicsorajournalistbackandneckpaincanberealoccupationalhazards职业病困扰. TotreattheirsoremusclesU.S.competitorslikefamousswimmerMichaelPhelpsandgymnastAlexNaddourhaveallturnedtoanancientformoftreatmentcalledcupping. Thetechniqueinvolvesplacingsmallglasscupsontheskinthenpullingthemfromthebodytorelaxthemusclesandboostbloodflow. ThesuctioncupsleavebehindcircularbruisesliketheonesPhelpsshowedoffonSundaynightinthemen'sfreestylerelayfinals. WhilecuppingisarelativelycommonpaintreatmentinEasternculturesit'sstillarareandlittle﹣studiedpracticeintheUnitedStates. ButwithOlympiansshowingofftheirpurplediscslikegoldmedalscuppingcouldsoonbeverypopularwithathletesdeskjockeysandotherAmericanssufferingbonejointandmusclepainsaidDr.CharlesKimaspecialistatNewYorkUniversity'sLangoneMedicalCenter. PerhapssomethinglikethiswillopenuptheAmericanpublicandmaybeencouragefurtherresearchandoversightofcuppingasapotential潜在的treatmenthetoldMashable. 1Howmanywaysofcuppingaltogetherarementionedintheparagraph? A.One. B.Three C.Five D.Seven 2Whatdoestheunderlinedwordpunctureinthesecondparagraphprobablymean? A.makingcutsontheskinwithaknife B.makingtinyholesintheskinwithsharppoints C.makingnotseriousburnsontheskinwithfire D.makingclearbruisesontheskinwithasuctioncup 3Whichofthefollowingiscorrectaccordingtothepassage? A.Americanshavecarefullystudiedthetreatmentwithcupping. B.Cuttingisaverypopulartreatmentinthewesternworld. C.AlexNaddourisasciencereporterwhohaswrittenalotofreportsaboutcupping. D.Inwetcuppingtherapistsstillusehandpumpsorfiretocreatesuction.
15分Iamextremelyhonoredtobeselectedasawinnerofthisyear'sLasker﹣DeBakeryClinicalMedicalResearchAward.Iexpressmywholeheartedthankstothejurymembersfortherecognition认可ofmy1contributetothediscoveryofQinghaosu青蒿素formalaria疟疾treatment. InmychildhoodIwitnessedoccasionswhenpatients2rescuebyfolkChinesemedicinerecipes.Howeverneither3Idreamthenofsuchacloselinkofmywholelifetoresearchingthoseamazingherbs草药norcouldIimaginethenthattodayIwouldexperiencesuchanexcitingmomentwhenmyresearchhasbeenhighlypraisedbytheinternational4sciencecommunity.Istartedresearchonherbalmedicinesin1955.My5curiousaboutherbsturnedintoastrongmotivationaftercollegetrainingontraditionalChinesemedicine6arrangebytheinstitute.EquippedwithasoundknowledgeinbothtraditionalChinesemedicineandmodernpharmaceuticalsciences制药学we7successaccomplishedthediscoveryanddevelopmentofQinghaosufromQinghao. ThediscoveryofQinghaosuis8gifttomankindfromtraditionalChinesemedicine9hasservedpeopleinChinaandotherAsiancountriesformanycenturies.Continuousexplorationanddevelopmentoftraditionalmedicinewill10doubtbringmoremedicinestotheworld.…
1分旅游业对这两个城市都很重要. Tourismbothofthecities.
8分Theworld'searliestknownfishhooks钩showthathumansfishedintheopenseaformuchlongerthanpreviouslythought.Paststudieshaveshownthatearlyhumanswereabletocrosstheopenoceanasfarbackas50000yearsagobutevidencethattheycouldfishwhileintheopenseadatedbackonlyto12000yearsago. Inmostareasoftheworldevidenceforourearlyancestors'coastalexploitation开发wasdrownedbyrisingsealevelssaidresearcherSueO'Connor. NowO'Connorandhercolleagueshavefoundevidenceofprehistoricfishingtoolsandtheremainsoflargefishsuchastuna金枪鱼atacaveshelterknownasJerimalailocatedintheSoutheastAsianislandnationofEastTimor.Theirdiscoveryuncoveredfishinghooksmadefrombonethatdatebacktoabout42000yearsago. MIfspossiblethatpeoplecaughtthetunainthedeepchannelthatliesoffthecoastoftheJerimalaishelterO'Connorsaid. Thesitefirstuncoveredin2005alsoincludedbonepointsshellbeadstheremainsoffishturtlesbatsandbirdsandnearly10000stonetools.TheislandofTimorhasveryfewlandanimalsoverallandonlysmallbirdscalltheislandhomeperhapsexplainingwhytheancientpeopleherewentfishing.Abouthalfthefishremainsatthesitecamefromfishsuchastuna.Catchingsuchfast﹣movingfishrequiresmuchplanningandcomplextechnologysuggestingthatearlyhumansdevelopedtheseskillsearlierthanpreviouslythought. Someotherscientistsmightsaythatmostofthefishbonesseenarefromyoungfishandthusmighthavebeencaughtmoreeasilyoffthecoastasopposedtoinopenwaters.Whilethismaybethecaseit'sstillnoteasytocatchtuna一itrequiresnetssetindeepwater. 1AccordingtoSueO'Connorevidenceforourearlyancestors'coastalexploitation. A.indicatedtunawasacommondishforourearlyancestors B.showedthetrendofseamovement C.wasburiedincaveshelters D.wasdifficulttofind 2SueO'Connor'sstudyadvancedthedateofhumans'fishingintheopenseaby. A.50000years B.42000years C.30000years D.12000years 3WhydidtheancientpeopleontheislandofTimorgofishingaccordingto. A.Theislandwastoosmallforthelargepopulation. B.Therewerefewanimalsonlandforfood. C.Itwasveryeasytocatchfisharoundtheisland. D.Peopletherelovedeatingfish. 4Whatcanwelearnfromthelastparagraph? A.SomescientistshavestudiedthesamecasemuchearlierthanSueO'Connor. B.SomescientistsdoubtedSueO'Connor'sstudy. C.ItwasnoteasyforSueO'Connortocarryoutthestudy. D.TheresultofSueO'Connor^studyneededtobetestedindeepwater.
1分Nooneknowswhensuchacustomfirst. A.cameintopower B.cameintobeing C.cametrue D.cameout
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