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一个圆的周长等于它直径的 倍．
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一个圆的直径扩大3倍它的周长就扩大6倍面积扩大9倍．判断对错
任何一个圆的周长一定是它的直径的π倍．．判断对错
一个圆的半径扩大3倍它的周长与直径的比值也扩大3倍．判断对错
一个圆的直径扩大2倍它的周长扩大倍面积扩大倍．
任何一个圆的周长都是它的直径的3.14倍．．判断对错
对于任何一个圆它的周长与直径的商都等于π．
把一个圆的直径扩大4倍它的周长扩大倍．
有一个直径为10的圆它的面积与周长之差为
15π
20π
25π
45π
任何一个圆的周长都是它直径长度的π倍．判断对错
一个圆的半径扩大到原来的2倍则它的直径就扩大到原来的倍它的周长扩大到原来的倍
如果一个圆的直径缩小2倍那么它的周长也缩小2倍面积则缩小4倍．判断对错
圆的周长总是直径的倍．一个圆的半径扩大3倍那么它面积也跟着扩大倍．
下面正确的描述是
一个圆的周长一定是半径的π倍
大圆的周长除以直径比小圆的周长除以直径，所得的商要大
任何一个圆的周长除以这个圆的直径都是一个固定值
圆周率是一个固定值，等于3.14
因为圆周长与它直径的比值等于π所以圆的周长是它直径的3.14倍．．判断对错
1圆的周长与这个圆的直径的比是．2圆的半径扩大3倍直径就扩大倍周长就扩大倍．3一个圆的直径是10厘米
圆的周长总是直径的倍．一个圆的半径扩大3倍那么它面积也跟着扩大倍．
是若孔型是圆形的孔型直径等于圆的直径而当孔型是椭圆型时孔型直径等于具有和孔型相同周长的一个圆的直径
一个圆的直径扩大4倍它的周长和面积分别扩大多少倍
4倍和16倍
16倍和4倍
4倍和4倍
16倍和16倍
一个圆的直径扩大4倍它的周长和面积分别扩大多少倍
4倍和16倍
16倍和4倍
4倍和4倍
16倍和16倍
一个圆的直径扩大2倍它的半径扩大倍它的周长扩大倍．
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圆柱的体积一定圆柱的底面积和高成反比例．．判断对错
的比值是最简整数比是． A.B.C.D.35
太阳到地球直线距离的平均值为149597870.7千米光速大约是30万千米/秒光从太阳到达地球大约需要秒．
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完形填空 阅读下面短文从短文后各题所给的四个选项ABC和D中选出可以填入空白处的最佳选项并在答题卡上将该项涂黑. Neitherofmyparentswasthecuddly喜欢拥抱的type.Maybethat'swhyI41kissingpeopleandhuggingmademefeelawkward. One42changedallthat.Onemonthbeforemy40thbirthdaymydadhadheartsurgery.Ashe43hegrabbedmeandhuggedmeveryhard.Itwasahugtomakeupforallthosewehadneverhad. Dayslaterhetoldme44everthathelovedme.Throughmy45ItoldhimIlovedhimtoo.Ibeganimagining46himthroughtheparkandfeedinghimhome﹣madefood.47justasIwasgivenproofthathedidhe48. MyparentsdivorcedwhenIwas2yearsold.Isawmydad49butIwasafraidofthe50.Hishousefeltcoldandunfriendly.Eachstay51inanuncomfortablekissonthecheekaswesaidgoodbye. Toachildahug52manythings.Ittellsyouthattheperson53youandcaresforyou.MonthsafterDad'sdeathIrealizedthathis54ofhugssaidmoreabouthimthanme.Myfatherdidn'tliketoshowhisfeelings.55thatdidn'tmeanIwasn't56. 57timemovedonIrealizedthathishugandloveonhisdeathbedhadmademefeel58inawayIhadneverfeltbefore.Hewasamanoffewwordshewasintelligentkindandextremelymodest.Ironically讽刺的是Ibegantofeelclosertomyfather59thaninlife.Inowlove60betterthanagoodold﹣fashionedhug. 41.A.ignored B.hated C.enjoyed D.loved 42.A.smile B.greeting C.kiss D.hug 43.A.camedown B.camethrough C.cameround D.camein 44.A.atanytime B.forthefirsttime C.fromtimetotime D.ingoodtime 45.A.tears B.voices C.eyes D.hands 46.A.helping B.wheeling C.hugging D.dragging 47.A.Sadly B.Eventually C.Surprisingly D.Slowly 48.A.disappeared B.retired C.felltosleep D.passedaway 49.A.unhappily B.uneasily C.occasionally D.gently 50.A.visits B.movements C.activities D.affairs 51.A.gathered B.returned C.received D.ended 52.A.reports B.says C.arranges D.knows 53.A.praises B.misses C.welcomes D.loves 54.A.lack B.need C.list D.most 55.A.Therefore B.Thus C.But D.Yet 56.A.enjoyable B.satisfied C.lovable D.beautiful 57.A.Since B.As C.Although D.Because 58.A.calm B.friendly C.strange D.safe 59.A.indeath B.inneed C.firmly D.secretly 60.A.everything B.anything C.nothing D.something
小巧以65米/分的速度步行从家里出发去少年宫．出发16分钟后妈妈发现小巧把垃圾分类资料忘了于是骑车以195米/分的速度去追．已知小巧家与少年宫之间的路程是2100米．妈妈能在小巧到达少年宫之前追上她吗
OpheliaandtheMarvelousBoybyKarenFoxlee TypeFantasy WhenOpheliamovestoastrangecitywhereitneverstopssnowingshediscoversaboylockedawayfor75yearsinamuseum.ShemusthelptheboybeforetheSnowQueenfreezestheworld.AlongthewayOphelialearnshowtobelieveinthingsshecannotsee. TargetedreadersPeoplewholikefairytaleswouldenjoythisbook. AHundredHorsesbySarahLean TypeMystery ThewoodenhorseNellbringsalongduringhervisitstoauntandcousinsisstolenbyagirlnamedAngel.AsNellfindsoutAngerstrueidentityabondgrowsbetweenthemandagroupof99horses.Wordhasitthatthe100thhorseismagical.Butwhereisit?Nelldoesn'tknowbutAngelmightknow. TargetedreadersKidswholikeanimalsandnaturewillbesuretofindthisbookexciting. HowtoCatchaBoglebyCatherineJinks TypeFantasy Birdieisanorphanwhoisgoodattrappingmonsterswithhersingingvoice.Sheistheonlygoblin妖精hunterintheworld.Whenkidsgomissingit'suptohertofigureoutwhy. TargetedreadersAnyonewhoislookingformonsterswilltakegreatpleasureinthisbook. IEvenFunnier.AMiddleSchoolStorybyJamesPattersonandChrisGrabenstein TypeFiction AfteracaraccidentJamieloseshisfamilysohemovesinwithhisauntuncleandhiscousinSteviewhosebasicaimistotrickJamie.ButJamiekeepshavingapositiveattitudeandrunningafterhisgoals.HehasbeenrecentlyhonoredtheFunniestKidComicofNewYorkState.TargetedreadersThisbookwouldbegreatforanyonewhoisfondofhumorousbooks. 1Whichwritertellsastoryaboutagirlsavingtheworld? A.KarenFoxlee. B.SarahLean. C.CatherineJinks. D.JamesPattersonandChrisGrabenstein. 2Natureloversmaytakeinterestin. A.OpheliaandtheMarvelousBoy B.AHundredHorses C.HowtoCatchaBogle D.IEvenFunnierAMiddleSchoolStory 3Whogoesthroughlifechallengeswithoutlosingheart? A.Ophelia. B.Nell. C.Birdie. D.Jamie. 4Inwhichsectionofanewspapercanweprobablyfindthispassage? A.Fashion. B.Literature. C.Business. D.Localnews.
下面的分数可以用百分数表示的是
用竖式计算． 54+3＝ 73+5＝
下列各式中ab均不为0a和b成反比例的是
Persuasionistheartofconvincingsomeonetoagreewithyou.AccordingtotheancientGreekstherearethreebasictoolsofpersuasionethospathosandlogos. Ethosisaspeakerswayofconvincingtheaudiencethatsheistrustworthyhonestandreliable.Onecommonwayaspeakercandevelopethosisbyexplaininghowmuchexperienceoreducationshehasinthefield.Afterallyou'remorelikelytolistentoadviceabouthowtotakecareofyourteethfromadentistthanafireman.Aspeakercanalsocreateethosbyconvincingtheaudiencethatsheisagoodperson.Ifanaudiencecannottrustyouyouwillnotbeabletopersuadethem. Pathosisaspeaker'swayofconnectingwithanaudience'semotions.Forexampleapoliticianwhoistryingtoconvinceanaudiencetovoteforhimmightsaythathealonecansavethecountryfromaterriblewar.Thesewordsareintendedtofilltheaudiencewithfearthusmakingthemsupporthim.Similarlyananimalcharitymightshowanaudiencepicturesofinjureddogsandcatstomaketheviewersfeelpity.Iftheaudiencefeelsbadfortheanimalstheywillbemorelikelytodonatemoney. Logosistheuseoffactsstatisticsorotherevidencetosupportyourargument.Anaudiencewillbemorelikelytobelieveyouifyouhaveconvincingdatatobackupyourclaims.Presentingthisevidenceismuchmorepersuasivethansimplysayingbelieveme. Althoughethospathosandlogosallhavetheirstrengthstheyareoftenmosteffectivewhenusedtogether.Indeedmostspeakersuseacombinationofethospathosandlogostopersuadetheiraudiences.SothenexttimeyoulistentoaspeechwatchacommercialorlistentoafriendtrytoconvinceyoutolendhimsomemoneybeonthelookoutfortheseancientGreektoolsofpersuasion. 28.Whydoestheauthorsaypersuasionisanart? A.Theybothentertaintheaudience. B.Theybothrequiregreatskilltoachieve. C.Theybothdemandfullattentionfromtheaudience. D.TheywerebothcommontopicsofancientGreekwriters. 29.Howisaspeakerabletoshowherethostotheaudience? A.Byexpressinghersympathywiththeaudience. B.Bytellingtheaudienceaboutherpersonalpreference. C.Byusingbeautifullanguagetomakeherstatementsattractive. D.Byshowingherknowledgeandexperiencerelatingtothetopic. 30.Whatcanwelearnaboutthethreeaspectsofpersuasion? A.Ethosisthemostimportantaspectofpersuasion. B.Eachaspecthasadifferenteffectontheaudience. C.Honestyisthekeytomakingyourargumentsbelievable. D.Politicalleadersmostlyusepathostopersuadetheiraudience. 31.Anadvertisementforwashingpowderwhichclaimsthatmanyscientifictestsshowthatourpowderkills95%ofallbacteriaismainlyusing. A.ethos B.pathos C.logos D.acombinationofallthree.
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假如你是高三学生李华你的好朋友Nancy在你校的友好学校美国圣西诺高中读十二年级.你们常互通邮件最近你们刚谈论过中国梦这个话题.毕业在即她来信问你的梦想请给她写封回信.主要内容包括 1.对梦想的理解 2.你的人生梦想 3.如何实现你的梦想 要求1.词数100字左右2.信的开头和结尾已给出不计入总词数 DearNancy Yours LiHua
有一组数据如下1001101562102201004567则这组数据的中位数是
阅读下列短文从每题所给的四个选项ABC和D中选出最佳选项并标在答题卡上涂黑. EarthDayPhotoContest Apictureisworthathousandwords!EntertheTFKphotocontestandshowusWhyisEarthDayimportanttoourplanet? Toenteronlinevisittimeforkids.com/2017earthdaycontestandgetdetailsbelow. TIME ●ThecontestbeginsonJanuary92017. ●ThecontestendsonApril202017. INSTRUCTIONS ●AnoriginalandpreviouslyunpublishedphotographthatanswerstheEarthDayquestionWhyisEarthDayimportanttoourplanet?andthatwasphotographedbytheEntrant参赛者betweenJune12016andApril202017. ●AcaptiondescribingthepicturewhatishappeningwherethephotowastakenthedatethephotowastakenandwhyEntrantchosetoenterthisimage. ●Entrant'sfirstnameonlyEntrant'semailaddressandparent'steacher'sorguardian'semailaddress.Limitoneentryperperson.Sponsorisnotresponsibleforlostlateorincompleteentriesorentriesnotreceivedforanyreason.EntriesbelongtoSponsorandnonewillbeacknowledgedorreturned. ●ByenteringEntrantguaranteesthattheentryisoriginalandhasnotbeenpublishedinanymediumorwonanaward. ELIGIBILITY参赛资格 Opentoresidentsofthe50UnitedStatesandtheDistrictofColumbiawhoareelementaryschoolstudentsages8﹣13yearsattimeofentry. WINNERS'LISTandPRIZES Judgeswillselect10SemifinalistsfromwhichoneGrand﹣PrizeWinnerandnineFinalistswillbechosen.TheGrand﹣PrizeWinnerwillreceiveadigitalcamera﹣approximateretail零售value$300.00.ThephotographentryoftheGrand﹣PrizeWinnerwillbepublishedintheApril22EarthDayissueofTIMEForKids.ThephotographentriesofallSemifinalistswillbepublishedinthegalleryoftimeforkids.com.Winnerwillbeinformedbyemailandmustrespondwithinfivedays. 21.AnEntrantwhowillparticipateinthephotocontestshould. A.sendanoriginalphotoestablishingtheEarthDay B.presentarelevantdescriptionofthephotoentry C.informthesponsorofhisorherdelayedemail D.offerhisorheremailaddressandfamilyname 22.Whatdoweknowaboutthephotographentryofthewinner? A.Itwillbepublishedinamagazineandagallery. B.Itwillbeevaluatedatapproximately$300.00. C.ItwillbeselectedfromnineFinalists'entries. D.Itwillbeacknowledgedandreturnedafterwards. 23.Whoiseligibletoenterthephotocontest? A.acollegestudentintheUSA B.ateacherofanelementaryschoolinNewYork C.a10﹣year﹣oldelementaryschoolstudentinCalifornia D.anAmericanprofessionalphotographer.
一辆汽车行驶千米耗油升．照这样计算行驶15千米要耗油升．
ScientistshavefoundamountsofwatermoleculesinsiderocksandsoilsamplesfromMarsbefore.Butanancientmeteorite陨石foundrecentlycontains10timesmorewaterandmuchmoreoxygenthananyMartianmeteoriteeverbeforediscovered. What'ssowildaboutthiswetdiscovery?ItcouldmeanthattheRedPlanetoncehadenoughwatertohaveliquidflowingontheplanet'ssurface. ItwasoncebelievedthatifMarseverhadwateratallitswaterwouldhavebeensmallamountsoficebelowthesurfaceorexistinginthesoilonlyashydrogenandoxygen﹣﹣﹣theelementsthatmakeupwater.ButrecentdiscoverieshaveshownthatMarsprobablyhadamuchwetterhistorythanformerlythought. ThemeteoritenicknamedBlackBeautywasfoundinAfrica'sSaharaDesertin2011.Onlyabout110meteoritesfromMarshaveeverbeenfound.ScientistsbelievemostMartianmeteoritesarrivedonourplanetduringonelargeasteroidcrash小行星碰撞thatsentrocksfallingtowardEarthlongago. BlackBeautyisabout2.1billionyearsold.ItsdiscoveryisthefirsttimescientistshavebeenabletostudysuchanancientMartianrock.It'salsooneofthefirsttimesscientistshavebeenabletostudyapieceoftheplanet'sancientsurface. Thesample'swatermoleculesweresentoutwhenscientistsheatedthemeteoritetoanalyzeit.Scientiststhinkthemeteorite'shydrogenandoxygenmoleculesaresoplentifulbecausewaterwasflowingonMarsatthetimethismeteoritefelltoEarthorbecausethesemoleculeswereoncesealedinlargequantitiesinMars'scrust. BlackBeautymightdomorethanjustunlocksecretsfromtheRedPlanet'spast.ThesediscoveriescouldalsohelpscientistsunderstandnewdataaboutMarsthat'sbeingsentfromtheroboticroverscurrentlygatheringinformationontheplanet. 32.Peopleusedtothinkthat. A.therewaslittlewateronMars B.Marshadalotofflowingwater C.alargequantityoficewasMars D.MarswasmuchwetterthanEarth 33.WhatdoweknowaboutBlackBeauty? A.ItwasdiscoveredinSeattleintheUSA. B.Itisthebiggestof110meteoritesformMars. C.ItlandedonEarthafteranasteroidcrash. D.Ithasahistoryof2.1millionyears. 34.HowdidthescientistsresearchBlackBeauty? A.Bycuttingitintopieces.B.Bydippingitintowater. C.Byburningitonafire.D.Byburyingitintoadesert. 35.Thepassageismainlyabout. A.arockfromthecenterofMars. B.amajorMartianmeteoritediscovery C.anewdiscoveryontheRedPlanet D.anumberofmeteoritesfromRedPlanet.
根据短文内容从短文后的选项中选出能填入空白处的最佳选项.选项中有两项为多余选项. Yourbraincontrolseverythingyoudo.Itmakesitpossibleforyoutothinklearncreateandfeeltoblink眨眼andbreatheandforyourhearttobeat﹣thisfantasticcontrolcenterisyourbrain.36 Canthissmallgreyorgan器官whichweighslessthanoneandahalfkilosreallydosomuch?Amazinglyyourbraincontainsabout100billionneurons神经元﹣itwouldtakeyouover3000yearstocountthemall.37Yourneuronscreateandsendmoremessagesthanallthephonesintheworld.Andalthoughoneneuroncreatesonlyalittleelectricityallyourneuronstogethercanproduceenoughelectricitytopoweralightbulb灯泡. Soexactlyhowfastdoesyourbrainwork?38Neuronsinyourskinsendthisinformationtoyourbrainataspeedofmorethan240kilometersperhour.Yourbrainthenusesotherneuronstosendthemessagebacktoyourfoottoshakethebeeoffquickly.39Nocomputerhasyourbrain'sunbelievableabilitytodealwiththeamountofinformationcomingfromyoureyesearsandothersensoryorgans. Buthowdoesyourbrainallowyoutolearnthingsthatyouwilluseinthefuture?Thestructure结构ofyourbrainchangeseverytimeyouhaveanewthoughtrememberorlearnsomething.40How?Asyoupracticeyourbrainsendsbikeridingmessagesagainandagain.Soontheactionsarelearntandyouareabletorideabikeeasilyfromthenon. A.Wellimaginethisabeelandsonyourfoot. B.Thereforeitisnotsurprisingtoseethatsomebodywithaverageintelligence智力canhaveexcellentperformancesinsomefields. C.Believeitornottheactivityinyourbrainneverstops. D.Itissoamazingthatafamousscientistoncecalleditthemostcomplex复杂thingwehaveyetdiscoveredinouruniverse. E.Thebrainisthebossofthebody. F.Theseneuronscansendthisinformationatmorethan320kilometersperhour. G.Forexampleridingabikeseemsimpossibleatfirstbutsoonyouareabletodoit.
一袋面粉吃完了25千克也就是吃完了40%千克．判断对错
Flyingcarsmaysoonbecomea61real.TherideshareserviceUberhasasked62expertfromNASAtheAmericanspaceagency63helpthecompanydevelopcarsthatcanfly. Uberplanstouseflyingvehicles64thefuturetoavoidtrafficinandaroundcities.Thecompanywantstousesmalltotallyelectricaircraft65couldtakeoffandlandlikeahelicopterontopofparkinggarages.Ubersaiditsflyingvehicleswouldbemuch66quietcostlesstooperateandproducelesspollutionthanhelicopters. OnepersoninSanFrancisco67writeonTwitterIusedtothinkthatflyingcarswasaridiculousidea.68IchangedmymindthismorningwhenIsatinaheavytraffic.AnotherpersonaddedfromMumbaiIndiaI'mreadingaboutUber69hireaNASAengineertobuildflyingcarswhileI'mstuckintraffic.Thereishope. Theexpertpredictstherewillbeseveralearlymodelsofcarsthatcan'tfly70theybutwithhumanpilotswithinonetothreeyears.
打谷场上有一个近似于圆锥体的小麦堆测得底面直径是4米高是1.2米每立方米小麦约重735千克这堆小麦大约重得数保留整千克数
我国发射的科学实验人造地球卫星在空中绕地球运行6周需要10小时36分运行15周需要多少小时用比例知识解答．
AshersonCameronsitsathislaptopcompletingataskforhismathdegreecourseAlisonThompsonafull﹣timemumisbusyhelpingherdaughterEmmatwoyearsyoungerthanCamerongetdressed.WhilehelphasalwaysbeenavailableforEmmaAlisonandherhusbandalsohavetofighttogetCameronthesupportheneeds.PeoplecouldseethatEmmahasspecialneedsbutbecauseCameronwasdoingsowellatschoolhisteachersneverthoughttherewasaproblemwithhim.saysAlison. IttookAlisonandherhusbandawhiletorealizetheirsonwasdifferent.Cameron'sabilitydidn'tbecomeclearuntilhebeganprimaryschool.Onceheevencorrectedtheteacherwhenshetoldtheclassthatzerowasthelowestnumber.Camerontoldhershewaswrongbecausetherewerenegativenumbers负数.Hewasfouratthetime.Now14﹣year﹣oldCameronisatsecondaryschoolstudyingforadistancelearningmathdegreewiththeOpenUniversityhavingsailedthroughhisGCSEat11andhisA﹣levelat12achievingtopgrades. BethanyanotherdaughterofAlisonisbrighttoobutnotgifted.Sheistheonewhowillremindabsent﹣mindedCamerontoputonhiscoat.Shealsohelpshimoutinsocialsituations. Emmaattendsaspecialistschoolandthefamilyisquicktocelebratehersuccessestoo. TheotherdayshedidupthebuttonsonhercoatwhichwasrealprogressAlisonsays. LatelastyeartheThompsonstookpartinatelevisiondocumentary纪录片toprovethatnotallgiftedchildrenaretheresultofextremelyambitiousparents.Giftedchildrenneedsupporttoobuttheirlivesdon'thavetobethatdifferent.Cameronisanexample. 1WhatdoesParagraph1indicate? A.CameronhelpsEmmawithhermathtasks. B.TeachersatschoolignoredEmma'sproblems. C.BothCameronandEmmaneedparentalsupport. D.ThecoupleoftenhavefightsbecauseofCameron. 2WhatdoestheunderlinedphrasehavingsailedthroughhisGCSEprobablymean? A.HavingpassedhisGCSEeasily. B.HavingtakenhisGCSEseriously. C.HavingworkedhardathisGCSE. D.HavingsufferedalotfromhisGCSE 3ThereareatleastpeopleinMrs.Thompson'sfamily. A.three B.four C.five D.six 4Whatcanbeknownfromthepassage? A.Emmahaslearnedtotakegoodcareofherself. B.Cameronshowedhisgiftbeforeprimaryschool. C.Thechildrenofthefamilyarebrightandgifted. D.Giftedkidsarenotsodifferentaspeopleexpect.
短文改错 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. DearMr.Hans IhavelearnedthatyouwouldholdadiscussionthisSaturdayafternoon.Iamwritingthisletterexpressmydeepestregret. ThereasonformyabsenceisbecauseIhavetomeetsomeforeignfriendfromAustraliathisSaturdayafternoon.Theirplaneisduetoarrivingthenanditisimpossibletorearrangemytime.ItisreallyapitythatIwillmisssoavaluableopportunitytosharehisthoughtswithyouaboutFrogbyMoYan.InadditionIwonderthatifyoucouldsendmeasummaryofthediscussionnextMondayandIpromisetoreturnthemassoonaspossible. I'mtruesorryformyabsenceandhopethatyouwillreceivemyapology. Yours LiHua.
王老师要给夏令营的90名学生每人发一顶营帽有三家商场的帽子款式和价格符合要求每顶帽子定价20元．由于买的数量多三家商场的优惠如图 请你算一算哪家商场买最便宜
AsmoreandmoreanimalspeciesbegantodisappearfromKandalprovincetheCambodianmanSuySenglimgrewworried.SohecreatedaphotoprojecthopingtobringmoreattentiontothelossofnaturalhabitatinCambodia.HerecordsthecommonnameofeachcreatureitsscientificnameandidentifyingqualitieswhetherornotthespeciesisendangeredandhopestoeducateCambodiansabouttheimportanceofwildlifeprotection. Thebiggestissueisdamagetohabitatandhunting.Besidesthatitisduetodemandfromtherichwhodesirewildmeatandwhoconsiderwildmeatchemical﹣freehesaid. HuntingisattherootofCambodianculturehesaid.Buthenotesthatcenturiesagothereweremoreanimalsandfewerpeople.EducatingCambodiansabouttheneedforsavingnaturalresourcesisveryimportanttoSuySenglim. ChhitSamAthisexecutivedirectoroftheWorldWildlifeFundorWWFofficeinCambodia.Hesaidlandsalesanddevelopmentarepartlyresponsibleforasharpdropinthenumberoftrees.Itisestimatedthatprotectedareaswithinforestshavedisappearedatthesamerateasforestsinotherpartsofthecountry.Between2001and2014theyearlyrateofforestlossinCambodiawasthehighestintheworldthegroupsaid.Therateincreased14.4percentduringthatperiod.FloraandFaunaInternationalnotedalmost60percentofthecountrywasforestedin2009.Butitfellto48percentby2014. SuySenglimisnowworkingonabookon100birdspeciesfromamongthe400specieshehasphotographed.Hehopestopublishthebookinearly2018.Hesayshelooksforwardtoteachinginhighschoolsandcollegestoinfluenceanewgenerationofnature﹣lovers. 24.HowdoesSuySenglimfeelaboutthewildlifeinCambodia? A.Disappointed. B.Optimistic. C.Concerned. D.Annoyed. 25.WhatdidSuySenglimdo? A.Hehastakenpicturesofabout100birdspeciesinall. B.HemadeacarefulinvestigationofthewildlifeinCambodia. C.Heisnowworkingincollegestoeducateyoungpeople. D.HeworksattheWWFofficetohelpprotectwildlife. 26.WhatistrueaboutCambodia? A.Localpeoplearegoodathunting. B.Forestcoverageratefellby14.4percentfrom2001to2014. C.Richpeoplehaveaspecialinterestinwildmeat. D.ManyCambodianshaverealizedtheimportanceofwildlifeprotection. 27.Wheredoesthistextprobablycomefrom? A.Anewsreport. B.Asciencefiction. C.Amedicaljournal. D.Anagriculturalmagazine.
Maryhadfearedthedayshewoulddrawablankduringapresentation.Thenonedayduringa45﹣minutespeechithappened.36.TohelpherselfgetbackontrackMaryaskedtheaudiencetolookatthehandoutandtellherwhattopicwasupnext.Attheendofherpresentationaudiencemembersgavehertopmarksfororganization. WhatIlearnedisthattheaudiencedoesn'tcareifyoumessupandwhattheycareaboutiswhatyouaregoingtodoaboutitMarysaid.MynervousnesswentawaywhenIconcentratednotonmyselfbutinsteadjustthought‘Howismyspeechgoingtohelptheaudience?'37.Everysinglestepofthewayaskyourself‘What'sinitforthem?' ●38CarteristhefounderofCanada﹣basedpresentationskillstrainingcompany.Whenpossiblehegetstothelocationofhispresentationthedaybeforetomakesurealltheelectronicaidswork.Hewantstoensurethescreenlightingandinputsallworkproperly.Inadditionbuildanextraplanbeforeyoupresent.hesaid. ●Involvetheaudience Whetheryouaregivingaone﹣on﹣onetalkoraspeechinfrontof400peoplethinkstory﹣telling.39.Thewaytoaperson'sheadisthroughhisheart.Sometimesallittakesisafewsecondstoconnectanaudiencememberwithastory. Moreoveronethingthatshockspeoplebackintoattentionistoleaveanalmostuncomfortablylongpause.40. A.Keeporder B.Beprepared C.Thatbringsthembacktothespeaker D.Sheforgotwhatshewasgoingtosay E.Onceyoudothatitgetsridofthefear F.Story﹣tellingmakesmessageseasytoremember G.Storiescombinedataandinformationwithemotion.
计算．能简算的要简算 ＝
ZhangJiangxinghasbeenwalkingthroughtheancientforestsoftheShennongjiaNationalNatureReserveforovertwodecadestofindthewildman.Hewillnotgiveupuntilhe1comeface﹣to﹣facewiththecreature.Hebeganlivinginthemountainin1994afterbecoming2extremefascinatedbythewildman.3armwithacameraheconstantlylooksforcluesofthecreature'swhereaboutslivingoffthelandand4sleepinabandonedhomesandemptycaves.Tohimthewildmanisabranchofscience5thathehasbeenstudyingforaverylongtime.Sofarhehascollectedenoughevidenceofthewildman's6exist﹣﹣﹣﹣morethan100hairsamplesand3000photosoflargefootprints.Heevencamecloseto7seeitforhimselfnolessthannineteentimes.Howevermostscientistsregarditasnothingmorethanalegendonly8thereisalackofconcreteevidence.ButZhangJiangxing9convincethathewillonedayfindthewildman10heandprovethescientistwrong.Tohimit'sjustamatteroftime.
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