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某研究小组对胚芽鞘尖端进行不同条件的实验处理示意图如下．下列关于该实验的叙述错误的是（ ）
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图示进行燕麦胚芽鞘向光性实验的示意图将种植在同一条件下同一时期的燕麦幼苗分别进行如下处理A处于自然条
图示进行燕麦胚芽鞘向光性实验的示意图将种植在同一条件下同一时期的燕麦幼苗分别进行如下处理A处于自然条
1928年温特研究胚芽鞘向光性时设计实验如下图图中A琼脂块上放有胚芽鞘尖端B琼脂块上未放胚芽鞘尖端①
某研究小组探究避光条件下生长素浓度对燕麦胚芽鞘生长的影响胚芽鞘去顶静置一段时间后将含有不同浓度生长素
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下面是三组研究生长素的实验设计示意图⑴根据实验设计示意图一结果可知切除胚芽鞘尖端的胚芽鞘向左弯曲生长
某研究小组探究避光条件下生长素浓度对燕麦胚芽鞘生长的影响胚芽鞘去顶静置一段时间后将含有不同浓度生长
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右图是进行胚芽鞘向光性实验的示意图将种植在同一条件下同一时期的燕麦幼苗分别进行如下处理A处于自然条件
12分右图是进行胚芽鞘向光性实验的示意图将种植在同一条件下同一时期的燕麦幼苗分别进行如下处理A.处于
某研究小组探究避光条件下生长素浓度对燕麦胚芽鞘生长的影响胚芽鞘去顶静置一段时间后将含有不同浓度生长素
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某研究小组探究避光条件下生长素浓度对燕麦胚芽鞘生长的影响胚芽鞘去顶静置一段时间后将含有不同浓度生长素
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关于植物生长素达尔文温特等科学家相继进行了长期的研究某同学对植物生长素非常有研究兴趣设计了如下的两个
下面是三组研究生长素的实验设计示意图⑴根据实验设计示意图一结果可知切除胚芽鞘尖端的胚芽鞘向左弯曲生长
右图是进行胚芽鞘向光性实验的示意图将种植在同一条件下同一时期的燕麦幼苗分别进行如下处理A处于自然条件
某研究小组探究避光条件下生长素浓度对燕麦胚芽鞘生长的影响胚芽鞘去顶静置一段时间后将含有不同浓度生长素
a
b
c
d
某研究小组探究避光条件下生长素浓度对燕麦胚芽鞘生长的影响胚芽鞘去顶静置一段时间后将含有不同浓度生长素
a
b
c
d
图示进行燕麦胚芽鞘向光性实验的示意图将种植在同一条件下同一时期的燕麦幼苗分别进行如下处理A处于自然条
如图是胚芽鞘向光性实验示意图.将生长状况相同的四株燕麦幼苗分别进行如下处理A.处于自然条件下B.切去
下面是三组研究生长素的实验设计示意图⑴根据实验设计示意图一结果可知切除胚芽鞘尖端的胚芽鞘向左弯曲生长
某研究小组探究避光条件下生长素浓度对燕麦胚芽鞘生长的影响胚芽鞘去顶静置一段时间后将含有不同浓度生长素
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某研究性课题小组的同学对植物生长素非常有研究兴趣设计了如下实验探究单侧光使生长素转移了还是将生长素分
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TheWorldHealthOrganizationrecentlysaidthatitplannedtoaddgamingdisorder游戏成瘾toitsnewlistofdiseaseclassificationsangeringthegamingindustrybutpleasingdoctorswhohopeitmaymaketreatmentmoreeasilyavailable. SomeUSexpertssaiditwouldmakelittledifferencewhenitcomestohelpingpeoplewiththedisorderalthoughotherssaiditwouldbringattentiontoadisorderthatpeoplesometimesdon'trecognize.SosomeexpertsdisagreeWHO'splan. Manyofusenjoyvideogamesbutdoesplayingourfavoritegameforacoupleofhourseverynightmeanwe'resufferingfromgamingdisorder?NotaccordingtotheWHO. ThesymptomslistedbytheWHOincludealackofcontrolovergamingtreatinggamingmoreseriouslythanotherlifeinterestsanddailyactivitiesandcontinuingtoplaygamesdespitethenegativeconsequencesthatplayingthemmighthave. Thebehaviorpatternisenoughtoresultinsignificantdamagetoone'spersonalfamilyorsociallife.theWHOsaid. MeanwhileDouglasGentileofIowaStateUniversityhascarriedoutinfluentialresearchintothecauseofgamingaddictioninyoungpeople.IandmanyothershadassumedthatgamingisnotreallyaproblembutisasymptomofotherproblemshetoldNBCNews.Manyhadthoughtitwassimplyafailureofself﹣control.ToseeifitwasGentile'steamstudiedagroupofchildrenwhohadbeengamingforseveralyears.Wefoundthatwhenkidsbecameaddictedtheiranxietyincreased…andtheirgradesdecreasedGentilesaid.Whenkidswereabletobackofffromgamingtheirsymptomsdisappearedheadded. GentilethinksmedicalorganizationsshouldpayattentiontotheWHO'sproposal.Thisisn'tanissueofopinionit'sanissueofsciencehesaid.Thisisamajorscientificandmedicalorganization.Theydon'tdothingslightlyandwithoutreason. DrPetrosLevounischairofpsychiatryattheNewJerseyMedicalSchoolatRutgersUniversitysaidthathehopedtheWHO'sproposalwouldleadtomoreresearchintoobsessive过度的behavioramongalltypesofpeople. Nowthereisrenewedinterestandexcitementhesaid.SosomeexpertsareinfavourofWHO'splan. 1WhichofthefollowingisasignofgamingdisorderaccordingtotheWHO? A.Puttinggamesbeforeeverythingelse. B.Playinggamesforseveralhourseverynight. C.Havingnohobbiesbutplayinggames. D.Keepingplayinguntilwinningthegames. 2WhyisGentile'sresearchmentionedinparagraph6and7? A.Toexplainthecauseofgamingaddiction. B.Toshowtheimpactofgamingdisorder. C.ToshowthereasonsbehindtheWHO'sdecision. D.TointroducethestudythatinfluencedtheWHO'sproposal. 3What'sthearticlemainlyabout? A.TheWHOdefining下定义gamingdisorder. B.Newresearchfindingsaboutgamingdisorder. C.Thebenefitsofdefininggamingasadisease. D.Thediscussionsaboutdefininggamingdisorderasadisease.
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DoIreallywanttogothroughwiththis?Haveyoueveraskedyourselfthat1?Sometimesinlifetherearemomentswhenyou2ifyouwillbeabletohandletheresponsibilitiesaheadofyou.Formethese3comedailywhetherit'stakingatestorworking.ButoneSaturdayafternoonmyfamilyandIwere4aroundwhenmydadpulledintoasmallmall.LittledidIrealizeweweregoingtoa5storewhereanewmemberwouldbe6toourfamily. Asmy7parkedourcarIfiguredwewouldjusttakea8lookandthenleave.Afterawhilemydadcalledusover.Hewasstandingnexttomymomlookingatseveral9.IbegantothinkArewe10acat?MydadaskedSoguysyoulikeanyofthese?MybrothersaidYes!beforeIcouldevenopenmy11. WhenIpicturedfeedingthecatcleaningitandgivingitwateralloftheseresponsibilitiesfelt12tome.WouldIbeabletohandleit?13Iwouldhavetoliveamoreadult﹣like14ifIgotacat.Lateronafter15thatweshouldgetacatIthoughtaboutthisnewphaseofmylife.Irealizedthatthe16Imakecanaffectmyfuture. LookingbackIfindthatIhavebeenableto17theresponsibilityofowningacat.Sometasksmaybe18butthatdoesn't19theycan'tbeaccomplished.Yousimply20todoyourbestinordertopushpastthem. 1A.problem B.question C.case D.puzzle 2A.wonder B.tell C.explain D.announce 3A.activities B.choices C.expectations D.moments 4A.walking B.passing C.driving D.moving 5A.car B.food C.book D.pet 6A.returned B.introduced C.delivered D.attracted 7A.mom B.brother C.driver D.dad 8A.quick B.steady C.long D.careful 9A.dogs B.cats C.birds D.rabbits 10A.walking B.preparing C.getting D.training 11A.mouth B.heart C.bag D.mind 12A.interesting B.confusing C.enjoyable D.heavy 13A.Inall B.Afterall C.Inaddition D.Atfirst 14A.dream B.hobby C.life D.effort 15A.agreeing B.refusing C.remembering D.failing 16A.experiments B.ideas C.decisions D.comments 17A.thinkof B.dealwith C.talkabout D.connectwith 18A.easy B.possible C.exciting D.difficult 19A.mean B.present C.prove D.reflect 20A.start B.manage C.need D.pretend
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Tolearntothinkistolearntoquestion.Thosewhodon'tquestionnevertrulythinkforthemselves.Thesearesimplerolesthathavegovernedtheadvancementofscienceandhumanthoughtsincethebeginningoftime.Advancementsaremadewhenthinkersquestiontheoriesandintroducenewones.Unfortunatelyitisoftenthegreatandrespectedthinkerswhoendupslowingtheprogressofhumanthought.Aristotlewasabrilliantphilosopherwhosetheoriesexplainedmuchofthenaturalworldoftenincorrectly.Hewassoesteemedbythescientificcommunitythateven1200yearsafterhisdeathscientistswerestilltryingtobuilduponhismistakesratherthancorrectthem! Brilliantmindscanintimidateup﹣and﹣comingthinkerswhoarenotconfidentoftheirabilities.TheyoftenbelievetheyareinferiortothemindsofgiantssuchasAristotleleadingmanytoacceptcurrentparadigmsinsteadofquestioningthem. Ilikemanythinkersofthepastoncebelievedinmymentalinferiority.Iwascertainthatmyparentsmyteachers﹣adultsingeneral﹣werealwaysright.TheywerelikeatextbooktomeIdidn'tquestionwhatwaswrittenonthosepages.Irespectedthemandacceptedwhatevertheytoldme.Butthatattitudesoonchanged.Mymind'sindependencewasfirststimulatedintheclassroom. Astern65﹣year﹣oldelementary﹣schoolscienceteacheroncetoldmethatlightisatypeofwave.Iconfidentlywentthroughyearsofschoolbelievingthatlightisawave.OnedayhoweverIheardtheGermanexchangestudentmentionthatlightcouldbemadeupofparticles.AstheotherslaughedathisstatementIstartedtoquestionmybeliefs. Maybetheteachersandtextbookshadn'tgivenmethewholestory.Iwenttothelibrarydidsomeresearchandlearnedofthelight﹣as﹣a﹣waveversuslight﹣as﹣a﹣particledebate.IreadaboutEinstein'sdiscoveryofthedualnatureoflightandlearnedthefactsofaparadox悖论thatpuzzlestheworld'sgreatestthinkerstothisday.Lightbehavesasbothaparticleandawaveitisbothatonce.IrealizedIhadgonethroughlifeacceptingonlyhalfofthestoryasthewholetroth. EachnewyearbroughtmorenewfactsandIformulatedevenmorequestions.IfoundmyselfinthelibraryafterschooltryingtofindmyownanswerstogainamorecompleteunderstandingofwhatIthoughtIalreadyknew.Idiscoveredthatmyparentsandteachersareincredibletoolsinmyquestforknowledgebuttheyareneverthefinalword.Eventextbookscanbechallenged.IlearnedtoquestionmysourcesIlearnedtobeathinker.IoncebelievedthateverythingIlearnedathomeandatschoolwascertainbutIhavenowdiscoveredtore﹣examinewhennecessary. QuestionsaresaidtobethepathtoknowledgeandtrothandIplantocontinuequestioning.Howmanythingsdoweknowforsuretodaythatwewillquestioninthefuture?AtthismomentIknowthatoursunwillbumforanotherfivebillionyearsandIknownothingcanescapethegravityofablackhole.Thisknowledgehowevermaychangeinthenext20years﹣maybeeveninthenexttwo.Theonethingwecancontrolnowisouropennesstodiscovery.Questionsarethetoolsofopenmindsandopenmindsarethekeytointellectualadvancement. 1WhatdoestheexampleofAristotleinthefirstparagraphshow? A.Advancementsaremadewhenthinkersquestiontheories. B.Greatthinkersoftenmakemistakesandthencorrectthem. C.Heisthegreatestandrespectedphilosopherofalltime. D.Hugeinfluenceofgreatthinkersmayblockhumanthought. 2TheunderlinedwordintimidateinParagraph2means. A.encourage B.frighten C.strength D.persuade 3Whydidtheauthorbegantoquestionhispreviousbeliefs? A.Hewasinspiredbythedifferentideasfromanexchangestudent. B.Whathelearnedfromtextbooksbeforeturnedouttobewrong. C.Hewasnotsatisfiedwithhislifeanddesperatetoachievesuccess. D.Hewaslaughedatbyotherstudentsforhisunacceptablestatement. 4Accordingtothepassagetheauthor. A.determinestobeathinkerandquestioner B.alwaysthrowshimselfintothelaboratory C.neverdoubtswhathehaslearnedinthetextbook D.looksdownupongreatthinkersallthetime 5Whatcanweconcludefromthelastparagraph? A.Wehumanbeingsdon'tdaretopredictfuture. B.Theauthorisnotquitesureabouthisfuture. C.Thetheoryofblackholeswillchangeintwoyears. D.Questioningisnecessarytopromoteadvancement. 6Whatdoesthepassagemainlytalkabout? A.Followingroles. B.Questioninggiants. C.Challengingyourself. D.Predictingfuture.
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SanFernandoCarriageTour Mark4.5basedon41reviews 204AlamoPlazaSanAntonio ExploretheSanFernandoCathedralareabya40﹣minuteVictoriancarriageride.Youcanchooseanarrated带讲解的tourtolearnaboutthecolorfulhistoryofthechurchoranon﹣narratedtourforamorequietandromanticride.AtthecenterofSanAntonioandthefocusofthetourtheCathedralwasoriginallyasettlementlocationforpeoplesentbyKingPhilipofSpainin1731. SanAntonio&AlamoHelicopterTours Mark5.0basedon71reviews 8535MissionRoadSanAntonio ★Giftshopon﹣site ★Accessibletothedisabled ThetoursprovideachanceforpassengerstocombinetheexcitementofahelicopterflightwiththesurprisingviewsofSanAntoniocountryside.Eachflighthasroomfor3peoplemax.Bothcamerasandvideocamerasarepermitted.TheUltimateHelicoptertourlastsabout45﹣48minutesandtheShortRidetourlastsabout6﹣8minutes. DowntownDelicacySanAntonioFoodTour Mark5.1basedon97reviews 1015NavarroStSanAntonio IfyouarelookingtovisitsomeofSanAntonio'sbestrestaurantsbesuretojoininthetour.Aftermeetingupwithyourexperttourguideyou'llstartyour3﹣hourjourneythroughdowntownSanAntonioandstopalongthewayat5differentrestaurantsandevenafewofthecity'sparks. CitySightseeingSanAntonioTour Mark4.8basedon17reviews 216ECrockettStSanAntonio ★Double﹣deckerbustourtakesabout60minutesifyoudonottakeofatanyofthe18sops. ★Appropriateforallages TheCitySightseeingTouristheperfectwaytoenjoyeverythingthatSanAntoniohastooffer. 1DuringtheSanFernandoCarriageTouryoucan. A.visitahistoricsite B.drivecarsonyourown C.travelwithafreeguide D.learnaboutthehistoryofSpain 2TheSanAntonio&AlamoHelicopterToursallowpeopleto. A.havelunchinsomeparks B.dosomevolunteerservice C.flywithalargegroupofpeople D.takepicturesduringthejourney 3WhatdoweknowaboutDowntownDelicacySanAntonioFoodTouronthelist? A.Ittakestheleasttime. B.Itisthemostpopulartour. C.Itisheldinthecountryside. D.Itinvitessomefoodexperts.
Therearebillionsofpeopleonthisplanetandmanyofuslovetoeatmeat.In2018alonetheaverageAmericanconsumedmorethan100kgsofredmeataccordingtoareportfromtheUSDepartmentofAgricultureUSDA.Atthesametimetheenvironmentalimpactcausedbymeatconsumption﹣wasteanimaltreatmenthealthissuesandeventhegreenhousegaseffects﹣hasgivenrisetoanumberofstartups新兴企业lookingforwaystofillourgrowingdemandformeat.Butcanthedemandbefilledinasustainableandaffordableway? Abunchofcompaniesarenotonlyoptimisticbutareworkingtomakethishappensooner.Allofthesecompaniesharvestcellsfromanimalsandgrowtheminalab.ForexampleSanFrancisco﹣basedMemphisMeatsisdevelopingcell﹣basedmeatsinitslaboratoriesbymanufacturingfatandmusclecellswithoutrequiringanyanimals.Anddon'tworryifyou'renotameatlover.StartupssuchasJetEatwhichisbasedinIsraelareworkingonfoodproductsgrowninlabsthatareplantbasedandproducemeatsusingnaturalingredientswhilestillmaintainingflavorconsistencyandtheoverallsensoryexperience. Asyoucanimaginethereareplentyofhurdlesfacingtheindustry.Educatingthepublicisabigone.Anothercontroversialissueisthelabellingoftheproducts.MeatindustrytradegroupshavebeenpressingtheUSDAtomorestrictlyregulatealternativemeatslabeledasimitationproducts. Manyofushaveconcernsaboutthechallengesfacingfuturegenerationsasourglobalpopulationswellsandtheearth'snaturalresourcesshrink.Thegoodnewsisthatthereareplentyofcompaniesaroundtheworld﹣likethoseproducinglab﹣grownmeats﹣whoareworkingtosolvesomeoftheseproblemsandmakeafewbucksintheprocess.Nothingwrongwiththat. 1WhatdoestheunderlinedwordthisinParagraph2probablyreferto? A.Protectingthemeatindustry. B.Promotingahealthylifestyle. C.Reducingmeatconsumptiongradually. D.Meetinghumandemandsformeatsustainably. 2WhatkindofmeatdoesJetEatproduce? A.Ittastesasgoodasrealmeat. B.Itisharvesteddirectlyfromanimals. C.Itlookslikeplantscompletely. D.Itcontainsfatandmusclecells. 3Accordingtothepassagehowcanconsumerstellthelab﹣grownmeat? A.Byreceivingpubliceducation. B.Byreferringtothelabel. C.Byobservingitclosely. D.ByconsultingtheUSDA. 4Whatisthetextmainlyabout? A.Extraordinaryjobsdonebynewstartups. B.Lab﹣grownmeatreadytofeedtheworld. C.Effectivestrategiesappliedwhenshopping. D.Theexistingthreatfacedbyhumans.
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StartSmallThinkBig Rememberwhenyouwereaskedtowritecompositionsaboutameaningfulexperienceasyoungstudents?Youwouldwriteabouthowyouovercamehardshipandunpleasantnessinordertohelpothers.Youlearnedthenthattherewasmoretolifethanearninglotsofmoneyandlivingincomfort. It'seasytolosesightofthegreatermeaninginourlifewhenrunningourbusinessandmakingtimeforourfamilyandfriends.1 Rankourvalues.Manypeoplearesuccessfulbutpeoplewholivelivesofrealsignificanceactuallythinkaboutandworkforothersinsteadofjustcollectingwealth.They'regettinginvolvedinordinaryactivitiesthatmakeadifferencetoothersorfulfillaneedintheircommunities.2Thehardworktheyputinhelpingothersisreflectingthevaluesthataremostmeaningfultothem. Thinklocally.Peoplewholivesignificantlivesdon'tnecessarilyjetaroundonairplanesgoingtoso﹣calledextraordinaryeventsandboardmeetings.3Thatcouldmeancreatingagreatemploymentenvironmentforadozenpeopleraisingfundsforacancercharityorvolunteeringinalocalschooldistrict.Thekeyisthatyouractionsareinagreementwithyourvaluesandyouarecommittedtomakingapositivedifference. 4Donateyouroldclothesandbookstochildreninpoorareas.Joinavolunteeringproject.Helpsetupawastebinforusedbatteriesinyourbuilding.Handoutleafletstoyourneighborsonhowtoprotectthemselvesinthegrowingairpollution. 5We'regivingmorethanwe'retakingawayandmakingthembetterbecauseofit.WhenpeoplesayIlikemyselfbestwhenI'mwithyouandyouknowyou'remakingtheworldabetterplaceyou'relivingalifeofsignificance. A.Itmattersalottomeasureyourownbusinessagainstyourcommunity. B.Theyjustimprovetheirownpartsoftheworldforthebenefitofothers. C.Significancecomeswhenwecreatevalueandmakecontributionstopeoplewecareabout. D.Theirseeminglysmalldeedsactuallycomebiggerthanothergoals. E.Theyoftenaimhigh. F.Butthegoodnewsisthatyoucantakeactiontobegintogetbackontrack. G.Bekindandconsiderate.
文中共有10处语言错误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∧并在其下面写出修改后的词. 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.每处错误仅限1词 2.只允许修改10处多者从第11处起不计分 Arerobotsgoingtotakeawayourjob?It'shardtosayfortherestoftheworldandforhotelworkersinJapanitlooksverypossible. WeirdHotelrunalmostentirelybyrobots.AtthereceptiondeskanEnglish﹣speakingroboticdinosaurhelpsguestscheckinandanotherrobotcarriedtheluggagetotheroom.Facialrecognitiontechnologyreplaceswithkeystoopendoors.Andsensors感应器mustfeelyourbodyheatandchangethetemperatureintheroom. Usingrobotshasledtolowerlaborcostsforthehotelandtheideahasbeensosuccessfullysincethefirstrobothotelopenedin2015thatthecompanyisnowplanningtoopenother100acrossthecountry. HavingrobotsinchargeofthereceptionandplacerobotseverywhereweaimtomakeitthemoreefficienthotelintheworldsaidHideoSawadathehotelmanageraccordingtoBusinessInsider.
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OntheotherhandDolly'sappearanceraisedastormof反对andagreatimpactonthemediaandpublicimagination.
假定你是张华你的美国笔友John得知你校上月举办了首届校园科技节活动发邮件向你询问相关情况.请你回复邮件.内容包括 1.活动的目的 2.活动的形式如智能校园创客maker大赛科创成果展等 3.你的感受. 注意1.词数100左右 2.可以适当增加细节以使行文连贯.
MariaRoseBeldinggrewupworkinginherchurch'spantry食品储藏inIowa. Jesussaid‘ForIwashungryandyoufedme.'…Stacking堆起canswasmy1tothiscallBeldingsaid. AsshegotolderBeldingrealizedthatfeedingthehungrywasn'tas2asitshouldbe.Thepantry'sshelves3withsomeitemswhileotherfoodsweredesperatelyneeded. In2009whenshewas14thepantryreceivedahuge4offoodthatwasmorethanthecommunitycould5andshesawhowharditwastocontactothercharitiesthatcouldtakeit. Monthslatershehadto6awayhundredsofexpired过期boxesaspeoplewaitedinlineforfood. Irememberjust7andbeingsoangrysaidBelding.Therewasnothingthatreallyallowedusto8inanefficientway…TheInternetwasfightinfrontofus! Beldinghadbeenfacedwithabig9﹣twoproblemsthatstillplague困扰theU.S.foodsystem.AccordingtotheUSDAmorethan40millionAmericansdon'tregularlyhave10toeatwhileupto40%ofthecountry'sfoodsupplyis11. Inhighschoolshedevelopedanideaforan12databasethatcouldsolvebothproblemsbutshedidn'thavetheprogramming13tomakeitwork.After14shemetGrantNelsonalawstudentwhowaswritingcodeonhislaptop. AboutninemonthslatertheylaunchedMEANSafreeplatformontheInternetthatconnectsbusinesseswith15foodtocharitiesthatfeedthehungry. RunlargelybyhighschoolandcollegestudentsMEANShashelped16morethan1.8millionpoundsoffoodsince2015. Toooftengrocerystoresandrestaurantsfindthemselvesthrowingoutfood17thereisgreatneedinnearby18Beldingsaid.MEANSaimstomakeiteasierto19foodthanthrowitinthedumpster…We'relikea20thathasn'texistedbefore. 1A.key B.drawback C.answer D.principle 2A.stable B.vital C.easy D.urgent 3A.bound B.provided C.rewarded D.overflowed 4A.supply B.donation C.restriction D.source 5A.use B.delay C.distribute D.twist 6A.put B.give C.throw D.melt 7A.splitting B.crying C.arguing D.crashing 8A.communicate B.relay C.reject D.wind 9A.revolution B.hurdle C.potential D.chance 10A.everything B.cheese C.enough D.diets 11A.wasted B.swelled C.boycotted D.violated 12A.obvious B.explicit C.online D.accessible 13A.correction B.skills C.laptop D.time 14A.relating B.subscribing C.casting D.graduating 15A.extra B.healthy C.fresh D.raw 16A.resemble B.redistribute C.reproduce D.resist 17A.when B.except C.because D.providing 18A.churches B.charities C.communities D.schools 19A.prepare B.consume C.handle D.donate 20A.carder B.restaurant C.machine D.bridge
Somebusinessownersarekeenonpublicwelfare.Thisislocalserviceshavebeenfunded. A.whether B.what C.where D.how
Everydayweexperienceoneofthewondersoftheworldarounduswithoutevenrealizingit.Itisnottheamazingcomplexityoftelevisionnortheimpressivetechnologyoftransport.Theuniversalwonderweshareandexperienceisourabilitytomakenoisewithoutmouthsandsotransmitideasandthoughtstoeachother'sminds.①Thisabilitycomessonaturallythatwetendtoforgetwhatamiracleitis. ②Obviouslytheabilitytotalkissomethingthatmarkshumansofffromanimals.Ofcoursesomeanimalshavepowersjustasamazing.Birdscanflythousandsofmilesbyobservingpositionsofthestarsintheskyinrelationtothetimeofdayandyear.InNature'stalentshowhumansareaspeciesofanimalsthathavedevelopedtheirownspecialact.Ifwereduceittobasictermsit'sanabilityforcommunicatinginformationtoothersbyvaryingsoundswemakeaswebreatheout. ③Notthatwedon'thaveotherpowersofcommunication.Ourfacialexpressionsconveyouremotionssuchasangerorjoyordisappointment.Thewayweholdourheadscanindicatetootherswhetherwearehappyorsad.Thisisso﹣calledbodylanguage.Bristling直立的furisanunmistakablewarningofattackamongmanyanimals.Similarlythebowedheadordroopingtailshowsareadinesstotakesecondplaceinanyanimalgathering. Suchameansofcommunicationisabasicmechanismthatanimalsincludinghumanbeingsinstinctively本能地acquireanddisplay④Ifsohowdidhumanbeingsacquirethisamazingskills?Biologistscanreadilyindicatethatparticularareaofourbrainwherespeechmechanismsfunctionbutthisdoesn'ttellushowthatpartofourbodiesoriginatedinourbiologicalhistory. 1WhichblankisthemostsuitableforIstheabilitytospeakjustanothersortofinstinct? A.① B.② C.③ D.④ 2Accordingtothepassagethewonderwetakeforgrantedis. A.ourabilitytouselanguage B.ourabilitytomakenoiseswithmouth C.theunforgettablemiracleofnature D.theamazingpoweroftechnology 3Whatisthispassagemainlyabout? A.Thedevelopmentofbodylanguage. B.Thepowertoconveyinformationtoothers. C.Thespecialrolehumansplayinnature. D.Thedifferencebetweenhumansandanimals.
一些骑自行车的人认为交通规则对他们不适用但这是不正确的.
FirstofallhetoldmeIcouldn'twritewhatotherpeoplehadsaidwithout答谢them.
LastnightIwitnessedthefirstofonlyeightperformancesofGiacomoPuccini'sworld﹣famousoperaTurandotintheForbiddenCityinBeijingChina. A.performing B.havingbeenperformed C.beingperformed D.tobeperformed
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