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设抛物线C:y2=2px(p>0)的焦点为F,过F且斜率为1的直线l与A,B交于A,B两点,|AB|=4.(1)求抛物线C的方程;(2)若A关于x轴的对称点为D,求证:直线BD恒过定点,并求出该点的...
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高三下学期数学《》真题及答案
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已知抛物线y2=2pxp>0过其焦点且斜率为1的直线交抛物线于AB两点若线段AB的中点的纵坐标为2则
x=1
x=-1
x=2
x=-2
已知抛物线y2=2pxp>0过其焦点且斜率为1的直线交抛物线于
B.两点,若线段AB的中点的纵坐标为2,则该抛物线的准线方程为( ) A.x=1
x=-1
x=2
x=-2
设抛物线C.y2=2pxp>0的焦点为F.过F.且斜率为k的直线l交抛物线C.于A.x1y1B.x2
设抛物线y2=2pxp>0的焦点为F.点A.02.若线段FA的中点B.在抛物线上则B.到该抛物线准线
如图过抛物线y2=2pxp>0的焦点F.的直线l交抛物线于点A.B.交其准线于点C.若|BC|=2|
若抛物线y2=2px的焦点坐标为10则p=;准线方程为.
直线l:y=x-1与抛物线C.:y2=2pxp>0相交于A.B两点且直线l过C.的焦点.1求抛物线C
已知抛物线y2=2pxp>0过其焦点且斜率为1的直线交抛物线于A.B.两点若线段AB的中点的纵坐标为
设抛物线C.y2=2pxp>0A.为抛物线上一点A.不同于原点O.过焦点F.作直线平行于OA交抛物线
已知抛物线y2=2pxp>0过其焦点且斜率为1的直线交抛物线于
,
两点,若线段AB的中点的纵坐标为2,则该抛物线的准线方程为( ) A.x=1B.x=-1
x=2
x=-2
已知抛物线C.y2=2pxp>0过焦点F.且斜率为kk>0的直线与C.相交于A.B.两点若则k=__
已知抛物线Cy2=2pxp>0的焦点为F若过点F且斜率为1的直线与抛物线相交于MN两点且|MN|=8
已知抛物线C://y2=2pxp>0的焦点为F直线y=4与y轴的交点为P与C的交点为Q且 求
设抛物线y2=2pxp>0的焦点为F已知AB为抛物线上的两个动点且满足∠AFB=60°过弦AB的中点
.设抛物线C.y2=2pxp>0的焦点为F.过F.且斜率为k的直线l交抛物线C.于A.x1y1B.x
已知点A.02抛物线y2=2pxp>0的焦点为F.准线为l线段FA交抛物线于点B.过点B.作l的垂线
设抛物线y2=2pxp>0的焦点为F点A02若线段FA的中点B在抛物线上则B到抛物线准线的距离为.
已知抛物线y2=2pxp>0过其焦点且斜率为1的直线交抛物线于
B.两点,若线段AB的中点的纵坐标为2,则该抛物线的准线方程为( ) A.x=1
x=-1
x=2
x=-2
已知抛物线C.:y2=2pxp>0的焦点为F.若过点F.且斜率为1的直线与抛物线相交于MN两点且|M
已知抛物线y2=2pxp>0过其焦点且斜率为1的直线交抛物线于A.B.两点若线段AB的中点的纵坐标为
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WheneverPrinceGeorgestepsoutforanengagementlikeontheroyaltourofCanadaorposes摆姿势forofficialphotographsthere'sonethingaboutthelittleroyalthathaslongconfusedroyalwatchers:thefactthatheonlyeverwearsshorts. AccordingtoWilliamHansonanetiquette礼仪expertthereisaverygoodreasonforthis﹣﹣﹣andithasnothingtodowithfashionbutratherroyaltradition. It'saveryEnglishthingtodressayoungboyinshortsWilliamHansonsaid.TrousersareforolderboysandmenwhereasshortsonyoungboysisoneofthosesilentBritishclassmarkersthatwehaveinEngland.Althoughtimesareslowlychangingapairoftrousersonayoungboyisconsideredquitemiddleclass﹣﹣﹣quitesuburban.Noself﹣respectingroyalwouldwanttobeconsideredsuburban.EventheDuchessofCambridge. ThetraditioncanbetracedbackthroughtheroyalfamilywithbothPrincesWilliamandHarryregularlyseenwearingshortsuntiltheywereconsideredoldenoughtoprogresstofull﹣lengthtrousers. TheusualcustomisthataboygraduatestotrousersaroundeightyearsoldWilliamadded.Thisishistoricallyperhapsduetothepracticeof‘breeching'whichdatesbacktothesixteenthcentury.Anewbornboywouldbedressedinagownfortheirfirstyearortwoandthenhewas‘breeched'andworearticlesofclothingthatmoreresembledshortsortrousersthandresses. UltimatelyheconcludedinthecaseofWilliamandKatethedecisiontodressGeorgeinshortsismorelikelydowntotraditionthanaclassissue. Themodernhabitofupperclassfamilieschoosingtodresstheirboysinshortswilldeliberatelyharkbackto使人想起abygoneagehesaid.TheBritishuppersetarealwayskeentoholdontotraditionandthisonealsosilentlymarksthemoutfrom‘therest'. 1WhydoesPrinceGeorgeonlywearshorts? A.PrinceGeorgelovesshorts. B.PrinceGeorgelovessports. C.Shortsareasignoffashion. D.Wearingshortsisaroyalpractice. 2WhichofthefollowingwordsbestdescribePrinceGeorge'swearingshorts? A.Reasonable. B.Practical. C.Traditional. D.Fashionable. 3WhydoWilliamandKatedressPrinceGeorgeinshorts? A.Theywanttoholdontotradition. B.Theywanttokeeptoroyalfashion. C.Theywanttotrainhimtokeepoutthecold. D.Theywanttoignoretheirsocialposition.
OnceImetataxidriverinhislate10s.He1anddrovemetomydestination.OnthewayIaskedhimhowhis2was.Hetoldmebrieflythatitwasjustfinebutthecostofgaswas3hurtinghisbottomline.Wethenenteredintoaspiriteddiscussionaboutthe4environment. Hetoldmethathehad5whilehuntingforanothertypeofworkbecauseofhisbackground.Iama6criminalhesaidstraightforwardly.PeoplelookatmyrecordandthenI'mtoast完蛋了he7.IknowI8butI'veturnedmylifearoundandhavebeen9forseveralyearshewentontoexplain. Itisnever10tostartanewlifeIsaidbutthemostimportantthingisthatyouarestartingandthatyouhave11. Thedriverseemed12ashelookedback.Likewhat?heasked.Youcangobackto13evenpart﹣timeifyoudon'twanttodriveataxifortherestofyourlifesoyoucan14foratradeyouareinterestedin.Ireplied. Ifeltamomentofpainforhimbecauseheisstillinatypeof15eachday.Ihavemetmanyotherpeoplelikehimovertheyears﹣theonly16isthattheyhavenevercommittedcrimes.Thesearepeoplewhoalreadyhavegoodjobsandgoodreputationsbutaretotally17withtheirlives.Thedailyprisontheygotoisonewhereworkis18whereeachdayisfullofworrywishingforsomethingbetter.Thisisaprisonofthe19. Ifthisisyourdailylifeknowthatthereisalwaysanopportunityto20yourlife.Thedecisionisyoursandyoursalone. 1A.tookmeaway B.pickedmeup C.droppedmeoff D.sentmeback 2A.health B.family C.business D.study 3A.possibly B.really C.hardly D.merely 4A.job B.office C.finance D.security 5A.motivation B.experience C.confidence D.difficulty 6A.dangerous B.professional C.former D.escaped 7A.warned B.criticized C.threatened D.complained 8A.messedup B.brokeup C.hurriedup D.wokeup 9A.hopeful B.clean C.tough D.quiet 10A.worthwhile B.useful C.possible D.easy 11A.strengths B.experiences C.choices D.friends 12A.worried B.surprised C.relieved D.satisfied 13A.school B.jail C.normal D.court 14A.care B.ask C.qualify D.account 15A.fantasy B.job C.prison D.game 16A.advantage B.limitation C.requirement D.difference 17A.dissatisfied B.patient C.unfamiliar D.delighted 18A.appreciated B.hated C.expected D.envied 19A.fortune B.fame C.hope D.mind 20A.change B.accept C.protect D.devote
Ihadbeenlivinginawhirl:studyingtheorganattheUniversityofArizonaconductingaspeechclinicintownandteachingaclassinmusicalappreciationattheDesertWillowRanchwhereIwasstaying.Iwasgoingtopartiesdanceshorsebackridesunderthestars.OnemorningIcollapsed.Myheart!Youwillhavetolieinbedforayearofcompleterestthedoctorsaid.Hedidn'tencouragemetobelieveIwouldeverbestrongagain. Inbedforayear!Tobeinvalid﹣﹣﹣perhapstodie!Iwasterror﹣stricken!Whydidallthishavetohappentome?WhathadIdonetodeserveit?Iswept.Iwasbitter.ButIdidgotobedasthedoctoradvised.AneighborofmineMr.Rudolfanartistsaidtome:Youthinknowthatspendingayearinbedwillbeatragedy.Butitwon'tbe.Youwillhavetimetothinkandgetacquaintedwithyourself.Youwillmakemorespiritualgrowthinthesenextfewmonthsthanyouhavemadeduringallyourpreviouslife. Ibecamecalmerandtriedtodevelopanewsenseofvalues.Ireadbooksofinspiration.OnedayIheardaradiocommentatorsay:Youcanexpressonlywhatisinyourownconsciousness.Ihadheardthewordslikethesemanytimesbeforebutnowtheyreacheddowninsidemeandtookroot.IdeterminedtothinkonlythethoughtsIwantedtoliveby:thoughtsofjoyhappinesshealth.IforcedmyselfeachmorningassoonasIawoketogooverallthethingsIhadtobegratefulfor.Nopain.Alovelyyoungdaughter.Myeyesight.Myhearing.Lovelymusicontheradio.Timetoread.Goodfood.Goodfriends.Iwassocheerfulandhadsomanyvisitorsthatthedoctorputupasignsayingthatonlyonevisitoratatimewouldbeallowedinmycabin﹣﹣﹣andonlyatcertainhours. NineyearshavepassedsincethenandInowleadafullactivelife.IamdeeplygratefulnowforthatyearIspentinbed.ItwasthemostvaluableandthehappiestyearIspentinArizona.ThehabitIformedthenofcountingmyblessingseachmorningstillremainswithme.Itisoneofmymostpreciouspossessions. 1Thewriterhadtolieinbedforayearbecause. A.shewasterror﹣strickenatthattime B.shehadaseriousheart﹣attack C.shewaswornoutbecauseofhardwork D.thedoctorwantedhertodoso 2Whentoldtolieinbedtotakeayear'srestthewriter. A.wasverygratefultothedoctor B.becameveryworried C.turnedtoaneighborMr.Rudolfforhelp D.thoughtofherbitterexperiencesinthepast 3ThereasonwhythewritersaidIamdeeplygratefulnowforthatyearIspentinbedliesinthat. A.sheledaverycomfortablelifethatyear B.shebecameusedtolyinginbed C.sheperfectlyrecoveredfromherillness D.shecametoknowhowtoleadanactivelife 4Thewritertoldusofherstorymainlyto. A.tellusthatweshouldbegratefulforwhatwehavehad B.introduceherselftousbecauseshewaswiseandkind C.explainthatlyinginbedforalongtimeisnotaterriblething D.encourageustoachieveasmuchaswecan
假如你是李华你们班正在为即将举行的英语戏剧节排练节目TheMillionPoundBankNote请你给外教Mr.Brown写一封电子邮件寻求他的指导和帮助要点如下: 1.排练时间地点; 2.请他指导台词; 3.表示感谢. 注意: 1.词数80左右; 2.可以适当增加细节以使行文连贯. 参考词汇:排练rehearsal台词lines
The13thofJune1325IleftTangiermybirthplacewiththeintentionofmakingthepilgrimagetoMecca去麦加朝圣…toleaveallmyfriendstoabandonmyhomeasbirdsabandontheirnests.SobeginsanoldmanuscriptinalibraryinParis﹣thetraveldiaryofIbnBattuta. AlmosttwocenturiesbeforeColumbusthisyoungMoroccansetoffforMeccareturninghomethreedecadeslaterasoneofhistory'sgreattravelers.DrivenbycuriosityhejourneyedtoremotecornersoftheIslamicworldtravelingthrough44moderncountriesthreetimesasfarasMarcoPolo.LittlecelebratedintheWesthisnameiswellknownamongArabs.InhishometownofTangierasquareahotelacafeaferryboatandevenahamburgerarenamedafterhim. IbnBattutastayedinMeccaasastudentforseveralyearsbuttheurgetotravelsoontookover.InoneadventurehetraveledtoIndiaseekingprofitableemploymentwiththesultan﹣theMuslimrulerofDelhi.Onthewayhedescribedhisgroupbeingattackedintheopencountryby80menonfootandtwohorsemen:…IwashitbyanarrowandmyhorsebyanotherbutGodinhisgracepreservedme…InDelhithesultangavehimthepositionofjudgebasedonhispreviousstudyatMecca.ButthesultanhadanunpredictablecharacterandIbnBattutalookedforanopportunitytoleave.WhenthesultanofferedtofinanceatriptoChinaheagreed.IbnBattutasetoffinthreeshipsbutmisfortunestruckwhilehewasstillontheshore.Asuddenstormgroundedandbrokeuptwoshipsscattering散播treasureanddrowningmanypeopleandhorses.Ashewatchedthethirdshipwithallhisbelongingsandslaves﹣onecarryinghischild﹣wascarriedouttoseaandneverheardfromagain. AfteralifetimeofamazingadventuresIbnBattutawasfinallyorderedbytheSultanofMoroccotoreturnhometosharehiswisdomwiththeworld.Fortunatelyheagreedandwroteabookthathasbeentranslatedintonumerouslanguagesallowingpeopleeverywheretoreadabouthisunparalleledjourneys. 1WhatcanwelearnaboutIbnBattutafromthepassage? A.HehadgreatinterestintheIslamicworld. B.Hereturnedtohishomelandtowriteabook. C.HisjourneyswerelessimportantthanMarcoPolo's. D.Hisjourneyswereverycommonforpeopleofthattime. 2TheSultanofDelhigaveIbnBattutaapositionofjudgebecause. A.IbnBattutahadstudiedinMecca B.IbnBattutahadbeenajudgebefore C.IbnBattutahadbeenpopularwithArabs D.IbnBattutahadtraveledtomanycountries 3Whichisthebesttitleforthepassage? A.TheLearnedIbnBattuta B.AVisitortoMecca C.TheTravelsofIbnBattuta D.DesireforAdventures
Whenbuildinghousespeopleusedtothinkaboutnotonlytheclimateoftheareasbutalsothebuildingmaterialsandthefashionsfortheirhouses.Howeversinceelectricitybecamemoreandmoreexpensivepeoplebegantopaymuchmoreattentiontotheenergytheycouldgetfortheirhousesandthenewwaystheycouldfindtoprotecttheirhousesfrombothcoldandheat. Nowhousesofanoldyetnewtypehavebeenwidelybuilt.Insomepartsoftheworldpeoplesharetheirhouseswiththeirlivestock家畜.Duringcoldweathertheygathertheircowsgoatsorotheranimalsandkeepthemonthefirstflooroftheirhouses.Thereasonsarethattheanimalscanbeprotectedfromthecoldandthattheycanhelptoheatthehousesaswell.Thebodyheatgivenoffbytheanimalsrisestothesecondfloorofthehouseswherepeoplelive.Bysharingtheirhouseswiththeirlivestockpeoplegainasourceofheat. Peoplewholiveinornearcitiesdonotusuallykeeplivestock.Howeverhomebuildersusethefactthatheatrises.Thisnaturallawcanbeusedinbuildinghousesintheseareas.Insteadofkeepinglivestockonthefirstfloorbuildersfillitwithlargerocks.Astheyareopentothesun'sraysduringcoldweathertheserockstakeinheat.Theyalsogiveofftheheatandofcoursethewarmairrisesintothelivingareasofthehouses.Sothesehousesareenergy﹣saving. House﹣buildingbecomesagreatchallenge挑战tobuildingdesignersandenergyengineers.Theytrytomeetthischallengebylearningfromoldtraditionsandbyusingmoderntechnology.Andsomedayinthefuturepeoplewillbeabletoliveinmoreenergy﹣savinghouses. 1Whatdidpeoplebegintoconsideraselectricitywasnolongercheap? A.Theclimateoftheirareas. B.Theenergyfortheirhouses. C.Thefashionsfortheirhouses. D.Thebuildingmaterialsfortheirhouses. 2Peopleinsomeareasgainasourceofheatby. A.keepingtheirlivestockdownstairs B.protectingtheirlivestockfromthecold C.sharingtheirhousesonlywiththeircows D.livingonthesecondfloorwiththeirlivestock 3Theunderlinedwordsnaturallawinthethirdparagraphrefertothefactthat. A.heatraisesthetemperatureinthehouses B.heatgoesintheupwarddirection C.heatgoesupiftemperatureisraised D.heatincreasesthetemperatureofrocks
假定你是李华你的同班同学__的家乡遭受台风彩虹TyphoonMujigae袭击洪水毁坏了家园你作为班长代表班级给正在抗洪的他写一封慰问信要点如下: 1.对该同学表示关心; 2.向其提供一些帮助如捐助和补习; 3.表达希望和对其重建家园的信心; 注意: 1.词数80左右. 2.可以适当增加细节以使行文连贯. 3.开头已给不计入词数. DearWangGang We'resosorrytohearthatasevereTyphoonMujigaehityourhometownleavingyourhouseinruins. Yourssincerely LiHua
MospeoplenowadaysownadevicethatfeaturesartificialinwiththeliesofSiralwaystheretogreetuswithafriendlyvoice.ButtheMicrosoft'sXiaolceisdifferent.Launchedin2014fortheChinesemarketshehasacreativeedgeoverhercompetitors. WhilemostAIassistantssimplyreadoutinformationtheygetonlinesuchasmovielistingsorweatherforecastsXiaolcehasrealnessthattheothersck.IndeedifyouaskednicelyshecouldreadyouapoemfromhernewweeklycolumninWestChinaCityDaily.ThenewspaperhasbeenprintingXiaolce'sself﹣pennedpoetryeachweeksinceAug19takenfromherownbookofpoemsTheSunlightthatLosttheClassWindow. ToturnXiaoiceintoamasterofpoetryMicrosoftscientistsfedhertheworksofover500influentialmodernpoetsincludingthoseofHuShiinHuiyinXuZhimoandWenYiduoreportedChinaDaily.Thisledtoherfiguringoutawritingstyleofherownandcreatingover70000originalpoemswith137usedtoproducethebook. MostofthepoemsareindistinguishablefromthosewrittenbyhumansandXiaolce'sbookevengotgoodfeedbackfromexperts.Xiaolce'sworkcarriesastrangetaste.ThemoreyouchewonitthemoreinterestingitbecomesZhangZonggangaliteratureprofessorattheNanjingUniversityofScienceandTechnologytoldtheSouthChinaMorningPostButitseemsnoteveryoneisafan. Thepoemsdisgustedmewiththeirslipperyandrhythm.ThesentenceswereaimlessandsuperficiallackingtheinnerlogicforemotionalexpressionYuan﹣basedpoetYuJiantoldChinaYouthDaily. Thisisn'tthefirstAIistoattemptpoetry.LastyearGoogle'sParseyMcParsefacemadesomepoemsofitsownalthoughtheywerebrandedmiserableandmournfulbyreviewers. WhileitseemslikeAlisbecomingmoreintelligentandlessartificialallthetimewhenitcomestocreativityperhapsthisisonejobthatsoftwareshouldleavetoushumans. 1WhathasmadetheMicrosoft'sXinolcedifferentfrommostAlassistants? A.Artificialintelligence B.Emotionalexpression. C.Toneandrhythm D.Creativityandrealness 2WhichofthefollowingaboutXiaolceisTrueaccordingtothepassage? A.Xiaolceimitatesinfluentialmodempoetstowritepoems B.Allherpoemsareexactlylikethosewrittenbyhumans C.EveryonedoesnotenjoyXinolce'swork. D.XiaolceisthefirstAltowritepoems. 3WhatisthewritersattitudetowardsthecreativityofAI? A.Hopeful. B.Doubtful C.Concerned. D.Ambiguous.
某种H+﹣ATPase是一种位于膜上的载体蛋白具有ATP水解酶活性能够利用水解ATP释放的能量逆浓度梯度跨膜转运H+.①将某植物气孔的保卫细胞悬浮在一定pH的溶液中假设细胞内的pH高于细胞外置于暗中一段时间后溶液的pH不变.②再将含有保卫细胞的该溶液分成两组一组照射蓝光后溶液的pH明显降低另一组先在溶液中加入H+﹣ATPase的抑制剂抑制ATP水解再用蓝光照射溶液的pH不变.根据上述实验结果下列推测不合理的是
Attitudeisn'tquiteeverythingwhenitcomestobeingsuccessfulbutattitudeplaysapartineverystageofyourlife.Apoorattitudegetsmorepeople1thananyothersinglefactorandagoodattitudegetspeoplejobsandhelpsthem2thosejobsmorethananyotherfactor. Yourattitude3manypeoplefromyourfamilytothestrangeronthestreetcorner.Yourattitudeisparticularlyimportantwhenyou4seeminglyhopelesssituations.Losingajoborafriendbecauseofapoorattitudeis5. Youcanfindatleasttwo6tolookateverything.Apessimistlooksfordifficultyintheopportunitywhileanoptimistlooksforopportunityinthedifficulty.Apoetoflongagoputthe7betweenoptimismandpessimismthisway:Twomen8outfromprisonbars﹣﹣﹣onesawmud;theothersawstars. Unfortunatelymanypeoplelookonlyatthe9andnotattheopportunitythatlieswithintheproblem.Many10complainaboutthedifficultyoftheirjobsforexamplenotrealizingthatifthejobwere11theemployerwouldhiresomeonewithlessabilityatalowerwage.Asmallcoincanhideeventhesunifyouholdthecoincloseenoughtoyour12.Sowhenyougettooclosetoyourproblemsto13objectivelyaboutthemtryto14howyourvisioncanbe15.Takeastepbackandlookatthesituationfromanewangle. Youcan'tdoanythingtochangethefactthataproblem16butyoucandoagreatdealtofindtheopportunitywithinthatproblem.You're17abettertomorrowbydoingyourbesttodayand18aplanofactionforthetomorrowsthatlieahead.19justrememberto20apositivementalattitude. 1A.hired B.fired C.employed D.engaged 2A.offer B.supply C.keep D.create 3A.affects B.costs C.makes D.trains 4A.lose B.predict C.judge D.face 5A.unfortunate B.unnecessary C.inconvenient D.impossible 6A.desires B.ways C.spirits D.solutions 7A.importance B.necessity C.similarity D.difference 8A.looked B.glared C.celebrated D.concluded 9A.everything B.situation C.problem D.possibility 10A.employers B.employees C.bosses D.secretaries 11A.simple B.tough C.difficult D.interesting 12A.ear B.nose C.eye D.mouth 13A.worry B.ignore C.admit D.think 14A.keepinmind B.keepintouch C.getridof D.doawaywith 15A.observed B.blocked C.imagined D.doubted 16A.appears B.works C.exists D.contains 17A.guaranteed B.persuaded C.satisfied D.convinced 18A.struggling B.developing C.dreaming D.balancing 19A.Inthisrespect B.Incontrast C.Inotherwords D.Inaword 20A.consider B.amuse C.occupy D.maintain
回答下列与生态系统相关的问题. 1在森林生态系统中生产者的能量来自于生产者的能量可以直接流向答出2点即可. 2通常对于一个水生生态系统来说可根据水体中含氧量的变化计算出生态系统中浮游植物的总初级生产量生产者所制造的有机物总量.若要测定某一水生生态系统中浮游植物的总初级生产量可在该水生生态系统中的某一水深处取水样将水样分成三等份一份直接测定O2含量A另两份分别装入不透光甲和透光乙的两个玻璃瓶中密闭后放回取样处若干小时后测定甲瓶中的O2含量B和乙瓶中的O2含量C.据此回答下列问题. 在甲乙瓶中生产者呼吸作用相同且瓶中只有生产者的条件下本实验中C与A的差值表示这段时间内C与B的差值表示这段时间内A与B的差值表示这段时间内.
在真核细胞的内质网和细胞核中能够合成的物质分别是
假定你是李华.你从互联网上得知第十二届国际未来商业领袖峰会InternationalFutureBusinessLeaderSummit将在上海举行并欢迎中学生参加.请你写一封电子邮件申请参加.要点如下 1.自我介绍包括英语能力 2.申请参加活动的意图增长商业知识提高领导力加强交流 3.希望获准. 注意1.词数80左右 2.可适当加入细节使内容充实行文连贯.
IgrewupinanagewhenIhadtowaitforalmosteverything.Classicmovieswereshownontelevision.Andofcourseonehadtobehomeattheappointedtimetowatchthem.TheWizardofOzforexamplewasbroadcastonlyonceayear.Thesteadilyheighteningsenseofexpectationasthebroadcastdateapproachedwasalmosttoomuchformy10﹣year﹣oldhearttobear. Andthentherewasmoney.Thebanksdidbusinessonweekdaysonly.Theyopenedat9andclosedat4.Youneededmoneybutdidn'tmakeittothebankontime?Wellcheckunderthesofacushionsorborrowfromfamilyorfriends. Suchwastheworldasrecentlyasthe1970s.Everythingseemedtooperateonastrictclockandthewordsondemandhadnomeaning.Thiswasthewaythingsworkedanditwasallweknew. Andthenseeminglyovernighteverythingchanged.ItsuddenlyseemedasifIneverhadtobeanywhereatanappointedtimebecauseeverythingwasavailableallthetime.Thechangedtimesontheotherhandhaveencouragednothinglessthanaconstantsenseofurgencywhichisironic讽刺性:Ifwecanhaveanythingwewantanytimewewantitshouldn'twebelesshurried?Theansweristhatanondemandlifestylehascreatedanappetiteforspeed:IfIcanhavesomethingthisfastwhycan'tIhaveitfaster?RecentlyIreadabookthathasFSTRgetit?writtenacrossitscover.Oneofitsmetaphors隐喻wastelling:Firsttherewasthefresh﹣squeezedlemon;thentherewasthelemonademix;nowwejustbuythelemonadebythegallon加仑. AndsoonthishotdayIwenttothesupermarketandboughtthreefreshlemons.Isqueezedthemintoatallglass.ThenIfilledtheglasswithcoldwatericeandateaspoonofsugar.FreshlemonadeinhandIwentoutsidesatinmylawnchairandlookedoutovertheriver. Yestimepassesquickly.Butnowandthenitdoesn'thaveto. 1HowdidtheyoungauthorfeelaboutwatchingTheWizardofOz? A.Excited B.Surprised C.Touched. D.Worried 2What'stheauthor'sattitudetowardtheconceptconveyedinbookhereadrecently? A.Positive. B.Optimistic. C.Cautious. D.Opposing. 3Whatdoestheauthortrytoconveybymakinglemonadehimself? A.Hisprideinmakingthemosttastyjuice.. B.Hissatisfactionofmakinguseofmoderntechnology. C.Hisdisapprovalofthedemandsofahurriedage. D.Hisdisappointmentatthelemonadeinthesupermarket. 4Whatcanbeasuitabletitleforthetext? A.Howdowebalancespeedandwork? B.Wewaitedanditwasworthit. C.Whydoestimepassquicklynow? D.Weworrybutitmakesnosense.
假设你是李华.你校英文报正在征集关于如何保持身体健康的短文.请根据以下提示用英语写一篇短文. 1.健康的饮食; 2.适当的运动; 3.良好的生活习惯. 注意: 1.词数80左右. 2.可适当增加细节以使行文连贯.
某种植物的羽裂叶和全缘叶是一对相对性状.某同学用全缘叶植株植株甲进行了下列四个实验. ①让植株甲进行自花传粉子代出现性状分离 ②用植株甲给另一全缘叶植株授粉子代均为全缘叶 ③用植株甲给羽裂叶植株授粉子代中全缘叶与羽裂叶的比例为11 ④用植株甲给另一全缘叶植株授粉子代中全缘叶与羽裂叶的比例为31 其中能够判定植株甲为杂合子的实验是
7.5分RussGremelnow98yearsolddecideditwastimetodonate﹩2milliontotheIllinoisAudubonSocietyacharity慈善机构topurchasenearly400acresoflandforwildlifeprotection.Gremelwasabletomakethisamazingdonationbecausehepurchased﹩1000worthofWalgreensstock股票sevendecadesagowhosevaluehasgrownrecently. AsinglemanwithnokidsGremelhaslivedinthesameChicagohousefor95yearsandhasalwayslivedsimplyneighborPatrickFalsotoldTODAY.FalsosaidheheardGremelsaymanytimesthemoneywasn'tminetobeginwithandthathealwaysintendedtogiveitaway. TheGremelWildlifeshelterwasfoundedonJune4.IllinoisAudubonSocietypresidentJimHerkertsaidGremel'sdonationwasextremelygenerous.It'sallowingustoprotectareallyvaluableandimportantpossessionandrealizeoneofGremel'swishesthatwecouldfindaplacewherepeoplecouldcomeoutandexperiencenaturethewayhedidasakidHerkerttoldTODAY. AfterdoingallthisthispastweekendGremeladoptedanoldChihuahua吉娃娃犬.Winniethedogwaspickedupasahomelessdogseveralmonthsago.Shesufferedfromakindofcancerwhichwastreated﹣andallsheneededwasalovinghomewhichColleenCollinsthefounderofPerfectPoochesAdoptionAgencywasdeterminedtofind. GremelhadlosthisownbelovedChihuahuaearlierthisyear.WhenhereachedouttoCollinsaboutWinnieshefeltthiscouldbeagoodmatch.ThatfeelinggrewwhenshebroughtWinnietohishouseforameetandgreetandWinniewasintroducednotonlytoGremelbutalsosomeofhisfriendsandneighbors.Onehadbroughtoveralotoffreshstrawberriesallsaidthey'dbetheretohelpoutinanywayneeded. 1PatrickFalsoismentionedinthetextmainlytoexplain. A.howGremelearnedthemoney B.whatkindofpersonGremelis C.whyGremelmadethedonation D.whereGremelhasbeenliving 2WhatcanwelearnaboutRussGremelfromthetext? A.Heraisedmanypetdogsinhislife. B.HeboughtWalgreensstockatage28. C.HeadoptedayoungChihuahuarecently. D.Hevolunteeredinwildlifesheltersregularly. 3WhatcanweinferaboutGremel'sneighborsfromthetext? A.Theyliveinharmonywithanimals. B.TheyareimpressedwithdogWinnie. C.Theyleadahealthyandwealthylife. D.Theyarecaringandkindtoeachother.
Somepeoplearesorude! Whosendsane﹣mailoratextmessagethatjustsaysThankyou?Wholeavesavoicemailmessageratherthantextsyou?WhoasksforafacteasilyfoundonGoogle?Don'tthesepeoplerealizethatthey'rewastingyourtime? MaybeI'mtherudeonefornotappreciatinglife'slittlepoliteness.Butmanysocialagreedstandardsjustdon'tmakesensetopeopledrowningindigitalcommunication. Intextsyoudon'thavetodeclarewhoyouareorevensayhello;E﹣mailtooisslowerthanatext;Voicemailisanowimpolitewayoftryingtoconnect. MyfatherlearnedthislessonafterleavingmeadozenvoicemailmessagesnoneofwhichIlistenedto.ExasperatedhecalledmysistertoexpresshisdissatisfactionthatIneverreturnedhisphonecalls.Whyareyouleavinghimvoicemails?mysisterasked.Justtexthim. Intheageofthesmartphonethereisnoreasontoaskonce﹣acceptablequestionsabout:theweatherforecastabusiness'sphonenumberordirectionstoahousearestaurantwhichcanbeeasilyfoundonGoogleMaps.Butpeoplestillaskthesethings.Andwhenyouanswertheyrespondwithathank﹣youe﹣mail. Howtohandlethesedifferingstandards?Easy:Consideryouraudience.Somepeopleespeciallyolderonesappreciateathank﹣youmessage.Otherslikemewantnoreply. Theanthropologist人类学家MargaretMeadoncesaidthatintraditionalsocietiestheyounglearnfromtheold.Butinmodernsocietiestheoldcanalsolearnfromtheyoung.Here'shopingthatpolitenessnevergoesoutoffashionbutthattime﹣wastingformsofcommunicationdo. 1Whydidn'ttheauthorlistentohisfather'svoicemailmessages? A.Hethoughtvoicemailwouldwastehistime. B.Hethoughtvoicemailwasanimpolitewayoftryingtoconnect. C.Hethoughtvoicemailwasanimportantwayofcommunication. D.Hethoughthisfatherlefthimtoomanyvoicemails. 2Whatseemstobetheauthor'sattitudetowardtexts? A.Favorable. B.Doubtful. C.Reserved. D.Disapproving. 3Whatdoestheauthorsuggestmodernpeopledoincommunication? A.Learnfromtheoldgeneration. B.Askonce﹣acceptablequestions. C.Respondwithathank﹣youemail. D.Considertheiraudience.
假定你是李华.因你班地理老师MrLee出差在外明天上午的地理课改为英国文学课请按以下要点口头告知大家: 1.课程变动情况; 2.说明原因; 3.课前预习任务布置. 注意: 1.词数80左右; 2.可适当增加细节以使行文连贯.
假定你住在一个涉外小区社区委员会请你帮忙用英文以短文的形式写一封电子邮件将周末农家果摘活动的安排传达给住户. 要点: 时间:下周六上午8.00至1100 内容:采摘苹果 报名:下周四下午500前:社区办公室 提示:带帽子手套等 注意: 1.词数:80左右 2可适当增加细节以使行文连贯 参考词汇:社区Community
Yourcolleague'ssharpcommentkeepsreplayinginyourmind.Twoofyourstudentsaretrappedinahesaid/shesaidbattle.Whenyoureflectonyouremotionalreactionsyousometimesgetcaughtupincyclesofnegativefeelingswhichcanmakeyoufeelevenworse.Ifsotheanswermaylieinaskillcalledself﹣distancingtheabilitytotakeastepbackandviewyourselfmoreobjectively.Accordingtoaresearchwhenpeopleadoptself﹣distancingwhilediscussingadifficulteventtheymakebettersenseoftheirreactionsexperiencelessemotionalsufferinganddisplayfewersignsofstress. Butwhatmightself﹣distancinglooklikeinaction?Consideratypicalhesaid/shesaidstudentconflictwheretheyareeachfocusingontheirownfeelings.OneisthinkingIcan'tbelievehedidthattome.AndanotherinsistsShereallyhurtmyfeelings.Howeverifyouaskthemtotaketheself﹣distancingtheymightstepoutsideofthemselvesandaskbroaderquestions:Whywashesohurtinthissituation?orHowdidherangeraffecthim? Althoughthisapproachmaysoundtoosimpletobeeffectivestudiesindicatethatachangeinpointofviewcanhaveapowerfuleffectonthewaypeoplethinkfeelandbehave.Hereareseveraldifferenttechniquesyoucantry. Firstconsiderhowathoughtfulfriendmightrespondafterquietlyobservingtheirsituation.BesidesavoidusingthepronounI.Focusonusingthird﹣personpronounsheshetheyandtheywereabletoseethestressfuleventaschallengingratherthanthreatening.FinallyaskyourselfHowwouldIfeelaboutthisoneweekfromnowortenyearsfromnow?Thisformofmentaltimetravelmaybeeffectivebecauseourattentionisdirectedawayfromourimmediateconcretecircumstances. 1Whatisself﹣distancing? A.Gettingstuckinnegativeemotions. B.Astressfulsituation. C.Astudyonrelievingemotionalstress. D.Reflectingonyourselfobjectively. 2Paragraph2isdevelopedby. A.example B.definition C.classification D.process 3Whichofthefollowingstatementusesthetechniquesofself﹣distancing? A.I'mangrywithhim. B.HowIwishIcouldgobacktothepast! C.Howdidthesetwopeoplegettothispoint? D.Hegrabbedmynotesandthenandthen… 4Whatisthebesttitleforthepassage? A.WhySelf﹣distancingMatters B.TheApplicationofSelf﹣distancing C.BreakingtheCycleofNegativeReflection D.WaystoReflectonEmotionalReactions
GrowingupinKenyawasamazingbecauseIlearnedsomuchthoughthepovertyandlackofresourcesweresometimesfrustrating.IknewIdidn'thavemuchbutIwas1. TherewasonlyonethingIwasn'thappywith2.Iwantedtogotohighschoolanduniversity.Ihadthedrivethewillandthegrades3Ididn'thavetheresources.Even4thingslikefoodwaterandshelterweren'treadilyavailable.Youngpeopleinpovertyhavelittleorno5tohighschoolsanduniversities.WhereIliveditwaschallenging6someonehelped.WhenIleftprimaryschoolIwasinthesame7asmanyotherpoordisadvantagedyouth.8duringthatyearacharitablehighschoolforgirlsStareheGirlsCentrewas9andIreceivedascholarship.TodayIam10recordasbeingthefirststudenttobeenrolledinthisschool. In2006myschool11TheGlobalGiveBackCircleanot﹣for﹣profitorganizationfor12disadvantagedgirlstocompletetheireducationandgain13skills.AftergraduatingfromhighschoolIwasgivenaccesstoanine﹣monthITcourse.14itsgive﹣backattitudehadtaughtustonotonlycareaboutourselvesbutotherpeople.Withthisinmind10ofuscreatedawebsitecalledHeySisterGetClued﹣Up.Throughthiseducationalwebsiteaimedatnetworking10000African15worldwideallSisterscommittosendinginformationtotheirvillages.Thiscanbeto16financialfreedomadvanceinformation17tohealthissuesandprovideknowledgeaboutsocialnetworkingbehavior. HeySisterGetClued﹣Upisonly18tothosegirlswhocanaccesstheInternetwhichhighlightsthehugechallengein19thedividebetweenthehavesandhave﹣nots.Butourplanisthatthesegirlswill20whattheylearntoothergirlsthroughthepoweroftheirvoice. 1A.energetic B.happy C.confident D.hopeful 2A.status B.college C.entertainment D.education 3A.so B.and C.but D.since 4A.cheap B.basic C.important D.simple 5A.access B.means C.chance D.dream 6A.so B.when C.as D.unless 7A.occasion B.situation C.dilemma D.position 8A.Generally B.Importantly C.Luckily D.Casually 9A.putup B.takenup C.madeup D.setup 10A.on B.in C.at D.for 11A.approved B.took C.joined D.launched 12A.psychologically B.physically C.educationally D.financially 13A.social B.average C.typical D.professional 14A.Inshort B.Inall C.Inaddition D.Inbrief 15A.students B.girls C.kids D.teenagers 16A.promote B.introduce C.employ D.present 17A.attached B.compared C.related D.devoted 18A.alternative B.acceptable C.appropriate D.available 19A.narrowing B.shortening C.declining D.changing 20A.encourage B.spread C.add D.apply
IfeelthatIwasblessedbyanAngelnotlongago.Weliveinasmalltownwherelifeispeaceful.AfewdaysbeforeChristmasIwasoutintownshoppingwithmyhusband.Becauseofthecoldmyfingershrankcausingmyanniversaryringtofalloff.Ididn'tnoticethisuntilwegothome.Ibecamephysicallyill.Ithoughtmyhusbandwasgoingtohaveaheartattack. Yesitisamaterialitembutitisalsoaverysentimental情感的item.Hewentoutandretracedoursteps.Icalledthestoreswewereinandnooneturneditin.Ithoughtitwasgoneforsure.Wellataroundmidnightlastnightourdogsbecamecrazybarkingnervously.Wehaveasunroomthatisattachedtoourhome.Thedoortothatisusuallylocked.Apparentlyweleftitunlocked. Mymotorbikewasparkedoutthere.Initsbasketwasaringbox…holdingmyring!Alongwiththeringwasaband.Itwasahalfsizesmallerthanmyring. Therewasalsoanotethattoldthestoryofthisstrangerfindingtheringandrecognizingtheworkasitwasacustompiece.Thepersonthenwenttothejewelerandexplainedaboutfindingthering. Thejewelerwasafriendofminesoshegavehermynameandasthetownwassosmallwewereeasytofind.Thestrangerwhofoundtheringpurchasedthebandinordertokeeptheringinplacewhenitwascoldout.AndshealsoleftagiftcardforustotakeourfamilyouttothemoviesasaChristmasgift.ThenotewassignedSanta.Myfriendiskeepingherlipssealedaboutwhomitwas. 1Whatdidtheauthordowhenshefoundherringlost? A.Sheblamedherhusbandforlosingit. B.Shetelephonedtheshopstheyhadbeenin. C.Shewasphysicallyillduetotheheartattack. D.Shewentbackalongthesamewaytosearchforit. 2Howdidtheauthorgetthelostringback? A.Thedogdiscovereditinthestore. B.Herfriendfounditinthesunroom. C.Ajewelerpurchaseditfromsomeone. D.Astrangersentitbackwithoutbeingnoticed. 3Whichofthefollowingwordscanbestdescribethestranger? A.Intelligentanddiligent. B.Ambitiousandgenerous. C.Courageousandenergetic. D.Selflessandconsiderate.
假定你是李华你们班级的节目哈姆雷特Hamlet将参加下个月学校英语文化节话剧drama比赛你给度假中的外教Mr.Hurst写一封电子邮件并附上节目录像请他给予你相关的指导. 注意 1词数100左右 2可适当增加细节以使行文连贯 3邮件的开头和结尾已为你写好. DearMr.Hurst Yours LiHua.
Thisyeartheheadmasteroftheschoolrecommendedabooktous.ThebookisTheElement:HowFindingYourPassionChangesEverythingbyRobinson.TheElement元素1thepointatwhichthethingsweare2aboutandthethingswearegoodatcometogether.Theauthorsaysitis3tofindourElementnotjustforourown4butfortheimprovementofourworld. MickFleetwoodisoneofthemostfamousrockdrummersintheworld.5thetestsshowedhisintelligencewaslowwhenhewasinschool.Hismindwouldgo6whenhisteacheraskedhimtorecitethealphabetbackwards.7Mick'slearningdisabilitydoesn't8hiswaytosuccess.Hecomesfromahomewherehisparentscouldseewhatis9hislimitsandunderstandthepoor10performancehardlydooms注定onetofailure. Mick'slowscoredidn't11hisparents.Theyknew12himfromschoolandtheteststhat13onlyanarrowrangeofintelligencemaybethepathtoasuccessfulcareer.Insteadof14Mickasalosertheyunderstandthathehasagreattalentforsomethingthatascoreonatestcannever15. Inschoolthereisanefforttohelpstudents16whattalentstheyhave.ButthisisonlyonepieceofthePuzzle17isstressedbyRobinson.Theotherpieceisfinding18aperson'stalentandtheloveof19thattalentintersect交又. IhaveenjoyedthisbookandIreally20theguidanceofthisbook. 1A.refersto B.attachesto C.belongsto D.turnsto 2A.particular B.anxious C.certain D.enthusiastic 3A.reasonable B.natural C.vital D.convenient 4A.agreements B.arrangements C.qualification D.accomplishment 5A.instead B.However C.Moreover D.Therefore 6A.blank B.wrong C.bad D.mad 7A.Honestly B.Actually C.Fortunately D.Obviously 8A.cutdown B.cutaway C.cutthrough D.cutoff 9A.beneath B.within C.across D.beyond 10A.physical B.mental C.academic D.daily 11A.amuse B.annoy C.affect D.alarm 12A.defending B.withdrawing C.prohibiting D.discouraging 13A.describe B.evaluate C.adjust D.convey 14A.selecting B.appointing C.classifying D.recommending 15A.indicate B.distribute C.acquire D.circulate 16A.pickout B.figureout C.carryout D.pointout 17A.where B.that C.which D.as 18A.how B.where C.why D.what 19A.preparing B.correcting C.exercising D.accelerating 20A.acknowledge B.benefit C.admit D.strike
AsnewteachersintheEmirati阿联酋schoolweWesternersgreetedAlyiaeveryday.Sheignoredusasshe1handswithallthenonWesternersinourstaffroom.Wheneverwesawhershe2eyecontactwithus. Wellafter16monthsintheschoolwehadasecretpalgifting.I3hernamefromtheglassjarandthatmeantshewasmysecretpal.My4wastobuyheragiftandsaysomethingaboutherwhenwepublicly5whooursecretpalwas. IboughtherasmallrosearrangementandaskedoneoftheEmiratistowritealittle6onitandthensentittoherroom.Shewasso7thatsheputitononeappusedbynonWesterners.ThenIrealisedshewillnotthinkIamaWesterner8themessagewasinArabic. ThenextdayIsentashampoobutIwrotethemessagein9.SheneededtoknowhersecretpalwasaWesternerbeforethedayofthebigrevealsothatshewas10.Iwonderedhowshewould11whensherealisedthesewerefromoneoftheWesternersshe12ignored. Thencamethedayofthereveal.IputasilvernecklaceinagiftboxwiththeUKshopnameonit.Shetaught13intheschoolsoIsaidMysecretpalissomeonewhobringsmusictoourears.Withahugewarm14shehuggedmeandkissedmeonbothcheeksandacceptedmy15.Sincethenshesmilesoften.Wehugshakehandsanditis16.Ihaveseenher17mygiftseveraltimesandIamsopleased.OneofmyWesterncolleaguestoldmethatshetoois18fromthischangeinattitude. Ireachedoutmyhandinfriendshipand19hopingtobebefriendedand20Ihavebeenmetwithloveandfriendship. 1A.clapped B.shook C.seized D.raised 2A.made B.received C.avoided D.forbade 3A.drew B.chose C.dragged D.pushed 4A.goal B.role C.demand D.decision 5A.denied B.explained C.discovered D.acknowledged 6A.idea B.notice C.message D.information 7A.shocked B.touched C.amused D.annoyed 8A.as B.if C.unless D.though 9A.French B.German C.Arabic D.English 10A.expected B.concerned C.prepared D.struck 11A.react B.reply C.reflect D.regret 12A.casually B.kindly C.intentionally D.eventually 13A.history B.music C.maths D.geography 14A.smile B.atmosphere C.jar D.box 15A.greeting B.praise C.advice D.gift 16A.awful B.helpful C.confusing D.beautiful 17A.wear B.hang C.put D.lift 18A.learning B.benefiting C.suffering D.differing 19A.sympathy B.reward C.pride D.dignity 20A.inturn B.inexchange C.inreturn D.infact
Withtheirpipesandlidstoavoidspillscoffeecupshavelongbeenthesubstituteforadults.NowStarbucksisgoingallinontheconceptbyswearingtogetridofstrawsby2020﹣﹣andit'sallforaverygoodreason.Thismoveisananswertoourownpartnersaboutwhatwecandotoreducetheneedforstraws.Notusingastrawisthebestthingwecandofortheenvironment.InplaceofplasticstrawsStarbucksplanstoofferrecyclablelidsforalliceddrinksandperstrawsforcoffee.ThetransitionisalreadytakingplaceinStarbucks'hometownofSeattlewhereabanonplasticstrawswentintoplaceonJulyI.Byrollinghistnl2800ofherorsby2020ecompsaystheyareannuallyremovingmorethanonebillionstrawsfromgoingintocirculation﹣andpotentiallytheocean.Starbucks'decisiontograduallystopusingsingle﹣useplasticstrawsisashiningexampleoftheimportantrolethatcompaniescanplayinstoppingthetideofoceanplastic.Witheightmillionmetrictonsofplasticenteringtheoceaneveryyearwecannotaffordtoletindustrysitonthesidelines.Marinelifehasa50%deathratewhenitswallowsplasticyetresearchersbelievetherewillbemoreplasticintheoceanthanfishbytheyear2050ifthisrateoflittercontinues.Thatmeanstherecanbeanimmediatepositiveimpactifweswapplasticstrawsforenvironmentallyfriendlyalternatives.ThesmartdesignonthecupforcolddrinkscomesfromStarbucks'in﹣houseteamofdesignersandhasbeenindevelopmentfortwoyears.Howevertheannouncementcomesasoutcry倒彩increasesoverthedangersthatplasticstrawscancausetomarinelife.Othercompaniesmakingtheeco﹣friendlyswapalsoannouncedplanslastmonthtotestalternativestoplasticstraws.1WhydoesStarbucksdecidetogetridofplasticstraws?A.Todecreaseitscost.B.Tosatisfythecustomers'needs.C.Tocreateagreenerplanet.D.Toenlargeitsbusinessworldwide.2Theunderlinedword'transition'inparagraph2refersto.A.courseB.changeC.circulation.D.conflict.3What'sthetextmainlyabout?A.Starbucksisthrowingawayplasticstrawsforaworthycause.B.AsalespromotionofanewbrandbyStarbucksisbeingdoneC.Scientistsaremakingeffortstosolveoceanplasticpollution.D.Environmentallyfriendlymaterialwillreplaceplasticstraws
OnedaywhenIwasaboutnineyearsoldIranintomymother'sbedroomandopenedthedresser.Theninthetopdrawerwasasmall1jewelrybox.Iwasfascinatedbyitstreasures.ThenIsawtherewassomething2underapieceofcloth.3theclothIfoundalittlewhitechipofchina.Whydidmymotherkeepsucha4thing?Shiningslightlyinthelightit5noanswers. SomemonthslaterIwassettingthedinnertablewhenmyneighborMargeknockedatthedoor.Cominginand6thetableMargesaidOhyouareexpectingcompany.I'll7anothertime. NocomeoninMumreplied.Wearenot8anyone. Butisn'tthatyourgoodchina?Margeasked.I'd9trustkidstohandlemygooddishes! Mumlaughed.Tonight'smyfamily'sfavoritemeal.Ifyousetyourbesttableforan10mealwithguestswhynotforyourown11?Afewbrokenplatesareasmall12topayforthejoyweget.Thensheadded13everychipandcrackhasastorytotell. Mumwenttothecupboardandtookdownaplate.ShesaidSeeingthis14ontheedgehere?IthappenedwhenIwas17. Hervoice15.Onedaymybrotherinvitedayoungmantodinnerandsathimnexttome.Iwasso16thatwhenItooktheplateit17andknockedagainstthefork.Astheyoungmanwasleavinghe18apieceofbrokenchinainmyhandwithoutsayingaword. Icouldn'tforgetaboutthatplatewiththe19chip.Iwentuptotakeoutthelittlewoodenjewelryboxagain.Iexaminedthechip20.Thechipwhichmymotherhadsavedwithcarebelongedtotheplateshebrokeonthedayshemetmyfather. 1A.silver B.gold C.china D.wooden 2A.hidden B.unpaid C.removed D.fixed 3A.Covering B.Tearing C.Seeking D.Lifting 4A.broken B.genuine C.beautiful D.valuable 5A.found B.invented C.offered D.selected 6A.glaringat B.glancingat C.lookingon D.spyingon 7A.goby B.passby C.stopby D.standby 8A.inviting B.expecting C.consulting D.celebrating 9A.always B.sometimes C.never D.regularly 10A.common B.strange C.unbelievable D.special 11A.family B.relative C.neighbor D.ancestor 12A.value B.fault C.bet D.price 13A.However B.Though C.Besides D.Otherwise 14A.break B.scene C.spot D.design 15A.hardened B.softened C.sharpened D.weakened 16A.nervous B.anxious C.surprised D.pleased 17A.jumped B.escaped C.slipped D.left 18A.threw B.laid C.examined D.picked 19A.replaced B.penniless C.remaining D.missing 20A.secretly B.carefully C.gratefully D.proudly
IwashavingagreatmorninguntilIsatdowninfrontofmyofficecomputer.Yourpasswordhasexpired过期aservermessageflashedonmyscreenwithinstructionsforchangingit. Comingupwithanewcodedoesn'tseemlikeabigdealunlessyouworkatmycompanywherewehavetochangeitmonthlyusingatleastoneuppercasecharacteronelowercasecharacteronesymbolandonenumeral.Ohandthewholedarnthingcan'tbefewerthaneightcharacters.AndIcan'tuseanyofthesamepasswordsI'veusedinthepastthreemonths. SuddenlyIwasfurious.Whatdidn'tmakeitanybetterwasthatIwasdeeplydepressedaftermyrecentdivorce.DisbeliefoverwhatshehaddonetomewasallIthoughtabout.Everyday. Myangerdidn'tmeananythingtotheemptyinputfieldwithapulsatingcursor闪动的光标waitingformetotypeapasswordthatI'dhavetore﹣enter﹣manytimes﹣forthenext30days.IrememberedatipI'dheardfrommyformerboss.He'dsaidI'mgoingtouseapasswordtochangemylife. Icouldn'tfocusongettingthingsdoneinmycurrentmood.TherewereclearindicatorsofwhatIneededtodotoregaincontrolofmylifebutIcouldn'tnoticethem. Mypasswordbecametheindicator.MypasswordremindedmethatIshouldn'tletmyselfbeavictimofmyrecentbreakupandthatIwasstrongenoughtodosomethingaboutit. ImademypasswordForgive@h3r. Ihadtotypethisstatementseveraltimesaday.Eachtimemycomputerwouldlock.Eachtimemyscreensaverwithherphotowouldappear.EachtimeIwouldcomebackfromeatinglunchalone.InmymindIwroteForgivehereveryday. ThesimpleactionchangedthewayIlookedatmyex﹣wife.Thatconstantreminderofreconciliationledmetoacceptthewaythingshadhappenedattheendofmymarriageandembraceanewwayofdealingwithmydepression.AsthemonthworeonIfeltaslowhealingbegintotakeplace.BythetimemyserverpromptedmetoresetmypasswordthefollowingmonthIfeltfree. OnemonthlatermydearExchangeserveraskedmeyetagaintoresetmypassword.IthoughtaboutthenextthingthatIhadtogetdone. MypasswordbecameQuit@smoking4ever. Iquitsmokingovernight.ThispasswordwasapainfulonetotypeduringthatmonthbutdoingithelpedmetoyellatmyselfinmymindasItypedthatstatement.Itmotivatedmetofollowmymonthlygoal. OnemonthlatermypasswordbecameSave4trip@thailand. GuesswhereIwentthreemonthslaterThailand. Seeinghowtheseremindershelpedtomaterializemygoalskeptmemotivatedandexcited.Whileit'ssometimesdifficulttocomeupwithyournextgoalkeepingatitbringsgreatresults. Hereisasimplifiedextractofwhatsomeofmypasswordshavebeeninthepasttwoyearssoyougetanideaofhowmylifehaschangedthankstothismethod Forgive@h3rTomyex﹣wifewhostarteditall. Quit@smoking4everItworked. Save4trip@thailandItworked. Eat2times@dayItneverworkedstillfat. Sleep@before12Itworked. Ask@her4dateItworked.Ifellinloveagain. No@drinking2monthsItworked.Ifeelbetter. Get@c4t!Itworked.Ihaveabeautifulcat. MovE@togeth3rItworked. Facetime2mom@sundayItworked.ItalkwithMomeveryweek. AndtheoneforlastmonthSave4@ringYep.Lifeisgonnachangeagainsoon. 1Theunderlinedwordfuriousinthethirdparagraphisclosestinthemeaningto. A.depressed B.doubtful C.nervous D.angry 2WhydidhedecidetouseForgive@h3rashispassword? A.Becausehedecidedtoforgivehiswife. B.Becausehehopedhiswifewouldforgivehim. C.Becausehehopeditwouldremindhimtobestrong. D.Becausehisformerbosstoldhimtouseittochangehislife. 3WhatcanwelearnfromthepasswordSave4@ringforlastmonth? A.Hewillcallhismothereveryweek. B.Hewillsoonaskhisgirlfriendtomarryhim. C.Hispasswordwillhelphimsavemoney. D.Hewillberemindedtosavehispassword. 4Whatmightbethebesttitleforthepassage? A.HowaPasswordChangedMyLife. B.WhyIChangedMyPassword. C.HowaSlowHealingTookPlace. D.HowIFollowedMyMonthlyGoal.
某研究小组切取某种植物胚芽鞘的顶端分成甲乙两组按下图所示的方法用琼脂块收集生长素再将含有生长素的琼脂块置于去顶胚芽鞘切段的一侧一段时间后测量胚芽鞘切段的弯曲程度α角测得数据如下表据此回答问题. 1生长素在胚芽鞘中的运输属于极性运输这种运输的方向是. 2上图中α角形成的原因是. 3据表可知乙组中左右两侧的琼脂块所引起的α角基本相同但小于甲琼脂块所引起的α角原因是.
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