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湖边的树木在水中的“倒影”是由光的 形成的．人潜在水中看岸上的树木，看到的是 （选填“实”或“虚”）像，比真实的树木要 （选填“高”或“低”）些
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在海滨城市到处都有天然湖或人造湖湖中映着岸边树木的倒影是由于光的_____所形成湖边水中浸没的石块看
南湖公园的湖水中映着岸边树木的倒影是由于光的所形成湖边水中浸没的石块看起来比实际位置浅了这是由于光的
下列实例中属于光的折射现象的是
斜插在水中的筷子“变弯”了
湖边垂柳在湖面形成美丽的倒影
人在路灯下行走，地面上会出现人的影子
阳光穿过茂密的树叶间隙，在地面形成圆斑
湖边的树木在水中的倒影是由光的所形成这些倒影往往看起来比树木本身暗一些主要是因为树木的光射到水面时有
下列光现象中由于光的折射形成的是
路灯下人在地面上的“影子”
湖边的树在湖水中的“倒影”
从水面上看到水中的“鱼”
在平面镜前看到镜中的“自己”
茂名是美丽的海滨城市到处都有天然湖或人造湖湖中映着岸边树木的倒影是由于光的______所形成湖岸边绽
雨过天晴小明陪同妈妈在湖边散步只见水中的鱼儿在云里欢畅地游动天上的一条彩虹也倒影在水面上非常美丽实际
下列说法错误的是
物体在平面镜中像的大小决定于物体的大小
平面镜可以成像，也可以控制光的传播路径
人在湖边看到对岸的树木在水中的倒影是光的反射现象
人在河边看到水底的石头是光的反射现象
湖边的路灯距湖面高3米湖水深5米映在平静湖水中灯的倒影是像填实或虚它是由于光的形成的该倒影距离湖面米
暑假妍妍到劳动公园游玩她坐在湖边的树荫下看到湖水映衬着树的倒影鱼儿在水中嬉戏.湖中树的倒影是光的__
10·茂名茂名是美丽的海滨城市到处都有天然湖或人造湖湖中映着岸边树木的倒影是由于光的________
黄冈是一座美丽的小城到处都有天然湖或人造湖湖岸边树木在地上形成婆娑的倒影是由于光的所形成的湖岸边绽放
丽丽在湖边树荫下乘凉发现地面上有很多圆形光斑这是由于光的形成的太阳的像她看到湖水中有树的倒影和鱼其中
湖边的树木在水中的倒影是由光的所形成这些倒影往往看起来比树木本身暗一些主要是因为树木的光射到水面时
下列哪种现象是由光的折射形成的
看见水中的小鱼
树木在水中的倒影
光遇到不透明的物体形成影子
路边建筑物的玻璃幕墙造成光污染
小明漫步在湖边看到水中有柳树的倒影这是因为光在水面发生现象而形成的虚像同时看到鱼儿在水中游动这是光从
小明到湖边游玩他站在岸上看到了①岸上的树②水中的鱼③空中的小鸟④自己在水中的倒影.则在小明看到的景物
湖边的路灯距湖面高5米湖水深3米映在平静湖水中灯的倒影是像填实或虚它是由于光的形成的该倒影距离湖面米
蓝天白云在湖中形成倒影水中的鱼儿在云中自由穿行在这里我们看到水中的白云是由光的_______而形成的
蓝天白云在湖中形成倒影水中的鱼儿在云中自由穿行在这里我们看到的水中的白云是由光的________而形
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GoodafternoonandwelcometoEngland.Wehopethatyourvisitherewillbeapleasantone.TodayIwoulddrawyourattentiontoafewofourlaws. Thefirstoneisdrinking.Nowyoumaynotbuywineinthiscountryifyouareunder18yearsofagenormayyourfriendsbuyitforyou. Secondlynoise.Enjoyyourselvesbyallmeansbutpleasedon'tmakeunnecessarynoiseparticularlyatnight.Weaskyoutorespectotherpeoplewhomaywishtobequiet. Thirdlycrossingtheroad.Becarefulthetrafficmovesontheleftsideoftheroadinthiscountry.Usepedestriancrossinganddon'ttakeanychancewhencrossingtheroad. Mynextpointisaboutrubbish.Itisn'tlawfultodroprubbishinthestreet.Whenyouhavesomethingtothrowawaypleaseputitinyourpocketandtakeithomeorputitinadustbin. Finallyasregardssmokingitisagainstlawtobuycigarettesortobaccoifyouareunder16yearsofage. I'dliketofinishbysayingthatifyourequireanysortofhelporassistanceyoushouldcontactthepolicewhowillbepleasedtohelpyou.Youcancallwriteordirectlygotoaskanypoliceman. 1Whodoyouthinkismostlikelytomakethespeech? A.Aguide B.Apersonwhomakesthelaw B.Ateacher D.AnEnglishofficer 2Thephrasetakeanychanceinthepassagemeans. A.冒险碰运气 B.趁机 C.失去机会 D.生气 3Themainpurposeofthisspeechisto. A.tellpeoplethoseabove18cansmokeanddrinkthere B.declarethedifferentlawsofEngland C.giveadvicetotravelerstothecountry D.warnpeopleagainstgoingtothecountry 4Fromthespeechwehavelearntthat. A.inthecountryifyouare18yearsofageyoumaynotbuywinebutyourfriendscanbuyitforyou B.youmaynotbuycigarettesortobaccounlessyouareabove18yearsofage C.becausethetrafficmovesontheleftsideoftheroadyoumustusepedestrianwhencrossingtheroad D.youcan'tmakeanoiseexceptatnight
Mostofusprobablyhaveafewhoursaweekthatwecandevotetoourhobby.Whatifyoucouldchangeyourhobbyintoan1? Theysayifyoufindajobyouloveyouwillnever2adayinyourlife.Butthisold3isalittletoosimpleforPeterCEOofFossilRealm.Petershobbyoffossil化石4beganinhighschool.HisparentsworkedattheRoyalOntarioMuseumsoheinherited遗传aterestinnaturalhistory.Peterremembers5hispocketmoneyat13to6amineraltradeshowinDetroitwherehe7afewfossilswiththeremainingmoney.Returninghomehe8tosellallthefossilshecollectedformoney. Thisisthefirstsmall9leadingtomoretripssouth.LaterPeterbegansellinghisfossilsonline.The10remainedbywork业余工作tofundhim11college.Bygraduationhehadopenedhisowne﹣business12RunningFossilRealmisreallyhispassionate热爱的andrewardingbusiness13hesaysThoughyour14whatyoulovethatdoesn'tmeanit'll15easilynorwillitnecessarilybe16orsatisfying.soyouneedtoworkhard.HisFossilRealmhas17toincludemanymuseum﹣qualityfinds.ButtherootofhisgrowingbusinessisthepassionofPeterwhohas18losttheloveoffossilsfromthe19Havingpassionwillsurelypushusto20somethingweloveandchangethatpassionintoaction. 1A.career B.interest C.goal Dopinion 2A.find B.work C.enjoy D.live 3A.story B.rule C.method D.saying 4A.devotion B.protection C.collection Dcreation 5A.sharing Bsaving C.wasting D.lending 6A.attend B.make C.perform D.act 7A.borrowed B.invented C.bought D.donated 8A.tried B.wanted C.continued D.managed 9A.incident B.success C.challenge D.problem 10A.subject B.dream C.business D.education 11A.through B.across C.onto D.over 12A.museum B.show C.factory D.store 13A.moreover B.therefore C.meanwhile D.however 14A.affects Bmatches Cattracts D.improves 15A.takeof B.setof C.breakoff D.putoff 16A.regrettable B.reasonable C.enjoyable D.changeable 17A.expanded B.changed C.moved D.started 18A.always Bnever C.seldom D.ever 19A.adulthood B.neighborhood C.brotherhood D.childhood 20A.admit B.expect C.seek D.permit
假定英语课上将对学生的饮食习惯这一话题进行讨论请根据下列提示用英语写一篇发言稿.内容要点包括 1.不良饮食习惯不吃早餐爱吃零食节日暴食等 2.良好饮食习惯饮食多样化饮食有规律等 3.饮食的重要性 注意 1.词数100词左右 2.可以适当增加细节以使行文连贯 3.参考词汇零食snack 4.开头与结尾已为你写好 Dearfellowstudents AsweallknowwearewhatweeatThereforeit'sveryimportantforustoformhealthyeatinghabits. That'sallThankyou!
Themeetingendedinfail.
Whatdoyoureadwhenyoutravellingbytrain?Whataboutotherpassengers?Perhapsawoman1sitnearyouisreadingaromanticnovel.Amanisreadingaseriousbiographyaboutapolitician.Andthere'sastudentreadinganEnglishtextbook. Whatdotheir2choicesayaboutthem?Doyoujudgethemby3theyreading?Ihavetotellyouthatyourimpressionsofthemmaybe4completewrong.Thewomanreadingtheromanticnovelcouldbea5law.Shejustwantsalightreadtotakehermindoffwork.Themanreadingthebiographywantsyou6considerhimknowledgeableandheisjust7showoff.Thestudentreadingthetextbookisn'tastudentatall.She'sanEnglishteacher. Publishersknowpeopleare8concernaboutwhattheyreadonpublictransportandputoutdifferentversions版本ofacoverForexamplebooksaboutHarryPotterhavean9interestcoverforyoungreadersandthenanothermoreseriousversionforadults. Sonexttimeyouseewhatotherpeoplearereadingonatraindon'tjumptoanyconclusions. Hereisasituation10youcouldsayDon'tjudgeabookbyitscover.
暑假即将开始请根据提示写一篇英语短文谈谈你打算如何安排你的假期生活. 内容要点应包括 1.和同学一起野餐 2.反思此学期以来的高中生活确定新的学习目标改进学习方法 3.补习弱科 4.帮助家长做家务活 要求 1.短文的内容要连贯完整 2.短文字数100词左右. 3.可适当增加细节以使行文连贯. 4.参考词汇反思reflecton学习方法studyingmethod 5.首句已经给出不计入总词数. Thesummerholidayiscoming
OnMarch2atthemeetingheldaheadoftheyearlysessionoftheCPPCCNationalCommittee全国政协大会interpreter口译员YaoMengyaocaughttheattentionofmanywithherquickreactionandcorrecttranslationXinhuanoted YaobeganherstudiesinEnglishinprimaryschoolwhereshewouldlistentoEnglishtapes. SheoffenspoketoherteacheraboutEnglish﹣relatedtopicsthatwerenotlimitedtotheonesinhertextbooksTheywerealwaysveryprofessionaluncommontopicssaidYao'sseniorschoolteacherShenYingzi. LikeYaoZhangLuisaregularinterpreterforChina'stopleadersincludingPremierLiKeqingandformerPremierWenJiabao.Hereffortlessbuton﹣pointtranslationsofancientpoemsmentionedbyformerPremierWenwonpraise. Sohowdointerpretersreachtheirtoppositions? Thereasonfortheirsuccessislargelyhardwork.OtherthanwhentheygooutonvisitswithChineseleaderstheinterpretersfollowaverystrictschedule.Zhangcalledthisscheduleanunshakableplan.TheylistentoforeignmediasuchasBBCVOAorCNNthroughTVorradiofortheirtraining. Itisreportedthatamonthbeforethetwosessions两会theinterpretersgetnoticeofthespokespersontheyaregoingtointerpretfor.Theythenmakefulluseofthismonthtopreparethemselves.Theytrytopredictthequestionsthatmightbeaskedandconsiderthesayingsthespokespersonmightusewhentheyanswerthequestions. IntruththereisnosecrettotheirsuccessIt'sallamatterofskillandhardwork. 1Whatcanbeinferredfromthesecondparagraph? A.YaotriedtomakeaspeechinEnglish. B.Thetextbooksdidn'tinterestyaoatall. C.YaoshowedastronginterestinEnglish. D.TheteachergottiredofYao'sendlessquestions. 2WhichofthefollowingisclosestinmeaningtotheunderlinedwordinParagraph3? A.Serious. B.Ordinary. C.Organized. D.Frequent. 3Whatshouldinterpreterstrytodobeforethetwosessions? A.Makeascheduleforforeignvisits. B.Predictthequestionstobeasked. C.GooutonvisitswithChineseleaders. D.Discusswiththeirteammates. 4Howdotheinterpretersreachthetoppositions? A.Byworkinghard. B.Bytravellingabroad. C.Bymakingastrictschedule. D.Byfollowingtheleaders.
Itisstillmyfirmbelievethatwedidtherightthing.
Asweknoweveryonecanmakemistakesbutdon'tworryaboutit.Thefollowingiswhatweshoulddowhenwemakemistakes. Justadmitit.Don'tthinkthatourmistakesarecausedbyothers.1Do'tblameotherpeopleanddon'tcheatourselveseither. 2Inordertostoptheproblemfromgettingworseweshouldactquicklytosolveit.Ifwedon'tactanddealwiththeproblemquicklyit'llonlymakeusfeelmorestressed.Alsoitisnecessarytomakeaplanofactionandcorrctthemistakeaccordingtoit.3. 4ThosewhohavemadethemostmistakescangetanAfortheyaretheoneswhohavelearnedthemost.Themorewelearnfromourmistakestheclevererweare. 5Whatcausedustomakethemistake?Howcanweavoidmakingthesamemistakeinthefuture?Whenweactwithamethodtogetaoodresultdoitthatwaynexttime.Ifwedon'tweshouldstopthinkaboutitchangeitandtryagain. A.Realizethatmakingmistakesisthebestwaytolearn. B.Don'tbeafraidoffailure. C.Bebraveandfacethefactthatwehavemadethemistakes. D.Solveitatonce. E.Sobeawayfromstress. F.Sodecidequicklyandact. G.Thinkaboutwhatwecanlearnfromourmistakes.
I'djustaboutgivenmyselfupforlostwhenIwasspotbyaship.
不能让那个骗子哄骗人们却不受惩罚! Don'thavethecheaterwithtellingpeoplelies!
Hegaveastatetothepolice.
Aspirinhaslongbeenpraisedasawonderdrug.Anaspirinadaykeepsthedoctoraway.ManyAmericanshavebeentakingoneaspirinadaybelievingitwouldprotectthemfromaheartattackastroke中风andevenacancer.Butseveralrecentstudieshavethrownthisintoquestion.Dailyuseofaspirincanhaveserioussideeffects副作用. Onestudyfollowedmorethan19000healthypeopleaged65andolder.Theywererequiredtotakeeither100mgofaspirinalittlemorethanthe81mgdosethatmostpeopletakeoraplacebo无效对照剂everydayforaboutyearsNotonlydidpeopleintheaspiringroupnotlowertheirriskofheartdiseaseordisabilitybuttheywerealsomorelikelytosufferfrombleedingintothebrainorstomach.AndtheyweremorelikelytodiebecauseofanincreasedriskofgivingintocancerSimilarlyanexperimentofmorethan12.500peopleaged55andolderwhohaveacardiovascular心血管的riskfoundnobenefittotakingaspirindaily.Instudyofmorethan15000peoplewithdiabetes糖尿病adailyaspirindidpreventheartattacksandstrokesbutitalsocausedseriousbleeding. Althoughsomeearlierresearchhasprovedthataspirincanhelppeoplewhohavealreadyhadorareathighriskforheartattacksorstrokesthedrug'svalueisnotsoclearforpeopleespeciallyolderpeople. ThebottomlineisthisBesmartandbesafe.Youshouldnottakedailylow﹣doseaspirinwithouttalkingtoadoctorifyou. ●Areovertheageof70 ●Drinkwineregularly ●Areonanysimplemedicaloperations 1WhydomanyAmericanstakeoneaspirinaday? A.Ithasnosideeffectsatall. B.Itmakespeoplefreefromdiabetes. C.It'sprovedtobeawonderdrug. D.It'sbelievedtopreventseriousdiseases. 2WhatisParagraph2mainlyabout? A.Thesideeffectsfromtakingaspirin. B.Thereasonsforbleedinganddiabetes. C.Theelderlyhavingacardiovascularrisk. D.Theeffortpeoplemaketopreventdiseases. 3WhichofthefollowingstatementsaboutaspirinisTRUE? A.Peopledrinkingwinefrequentlyshouldtakeaspirin. B.Aspirinhelpshealthypeoplelowerriskofheartdisease. C.Mostpeoplehaveagoodunderstandingofaspirin'svalue. D.Takingaspirindailymightcausehealthproblemsforhealthypeople. 4Whatdoestheauthorthinkoftakingaspirindaily? A.Thistreatmentisveryhelpfulandsimple. B.Peopleshouldbecarefulaboutthemedicine. C.Oldpeopleshouldstartthiskindoftreatment. D.Itcouldbeusedtotreatheartattackandstroke.
Wemeasuredthelongandwidthofthelivingroom.
Wildanimalsshouldbelentinthewildandnotusedforentertain.
AfewyearsagoItookasightseeingtriptoWashingtonDC.Isawmanyofournation'streasuresandIalsosawalotofcitizensonthestreet﹣1oneslikebeggarsandhomelessfolks. StandingoutsidetheRonaldReaganCenterIhearda2ask.Canyouhelpme?WhenI3Isawanelderly4womanwithherhandextended.5Ireachedintomypocketpulledoutallofmyloose6andplaceditinherhandwithoutevenlookingather.Ihatedbeing7byabeggar. ButtheblindwomansmiledandsaidIdon'twantyourmoney.Ijustneedhelpto8thepostoffice. InaninstantI9whatIhaddone.Ihadactedwith10andIhatedwhatIsawinmyself.This11broughtbackmycentralbelief12methatIbelievedinbeinghumbleeventhoughI'dlostthatbeliefforamoment. ThethingIhad13aboutmyselfisthatIamanimmigrant.IleftHondurasand14intheUSattheageof15.Throughthe15Ihavebeenadishwasherroofermechaniccashierandpizzadeliverydriveramongmanyotherhumble16.Ihadbeenlookeddownuponanddeeply17.EventuallyIbecameanetworkengineer. ButnowlivingmyAmericanmiddle﹣classlifestyleitistooeasytoforgetmypasttoforgetwhoIam.Andinwritingthis18Ihopetothankherforthe19lessonshegaveme.Neverjudgeothersbywhatyou20theyare. 1A.unhealthy B.unfortunate C.uncertain D.unconscious 2A.noise B.sound C.bell D.voice 3A.turnedup B.turnedaround C.turnedoff D.turneddown 4A.blind B.fat C.tall D.deaf 5A.hopefully B.suddenly C.Immediately D.thankfully 6A.card B.key C.notice D.change 7A.bothered B.scolded C.accused D.pushed 8A.find B.mark C.beg D.hide 9A.wondered B.realized C.praised D.enjoyed 10A.caution B.alarm C.prejudice D.luck 11A.accident B.memory C.instance D.incident 12A.reminding B.dragging C.pulling D.warning 13A.cared B.panicked C.forgotten D.remembered 14A.helped B.cried C.married D.arrived 15A.hours B.years C.days D.months 16A.workers B.teachers C.jobs D.activities 17A.hurt B.praised C.lost D.respected 18A.invitation B.letter C.application D.essay 19A.valueless B.priceless C.hopeless D.meaningless 20A.adjust B.admire C.assume D.argue
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. Mymotheralwayslovemewithallherheart.ShetakescareofmeallthetimeandIamsoproudthatIhavesuchgoodmother.ButyesterdaywheremymotherwaswashingthedishIcametohelpher.SuddenIfoundshegotawhitehairwhichmademesosurprisebecauseIneverthoughtshewouldgetold.ThereasonwhyIfeltsosorrywasbecauseIhadlethertoworryaboutmesomuchbefore.NowIwanttohelphertodomanythingstellherthatIhavegrowup.
Thetownisamixoftheoldandthenew.
恐龙也生蛋在地球上生存了一亿四千多万年. Dinosaurstooandexistedontheearthformorethan140millionyears.
至于他的工作他总是显得很神秘从不多说. hisjobhewasverymysteriousaboutit.
我及时地赶上了飞往惠州的航班. IarrivedjustformyflighttoHuizhou.
Canada'spopulationisonlyslightoverthirtymillion.
Everyonewouldliketobeamillionaireapersonwithalotofmoneybutcanyouimaginehavingover30milliondollarsandonlybeing20yearsold?BritneySpearsfromKentwoodasmalltowninLouisianaisonly20yearsold.Sheisaworldfamousfilmstarwithnotonly30milliondollarsbutalsoa2milliondollarshouseinLA.Atheryoungageshecanlookafterherfamilyfinancially经济上allherlife.ThisyearisabigyearforBritney.Sheisnowona31﹣daytouroftheUSandeveryconcertisasell﹣out.Thatmeanssheplaysinfrontofacrowdofaround18000peopleeverytime.It'satiringschedulebutbringsheralot.Whentouringshegoestobedaround1a.m.andthenhasalie﹣inuntil1p.m.thenextday.Herphilosophy人生观istotakecareofthebodyandrelaxbutalwaysmakesureyouworkhardandhavefun. Spearsisnotpleasedwithonlytouringandsellingnearly40millionrecordssoshedecidedtostepintothemoviebusinessandtryabitofacting.ShemadeanappearanceinAustinPower3thisyearandsheisfilmingateenagelightplaythatwillcomeoutinMarch2003.Inthismovieshehasastarringrole. ForBritneyactingisanotherwaytoexpressherselfandsheisenthusiastic热心的aboutitall.Ifhermoviesaresuccessfulhermoneyinthebankissuretogrowbyanotherfewmilliondollarsbutshedoesitforthelovenotthemoneyassheherselftellsthereporters. 1Wecaninfer推断fromthetextthatmostmillionairesare. A.olderthan20 B.around20 C.intheir30s D.intheir40s 2Theunderlinedwordyouinthefirstparagraphrefersto. A.apersoningeneral B.aspecialperson C.BritneySpears D.apersoninterestedinmoney 3Whichofthefollowingisnottrueaccordingtothetext? A.ThoughyoungBritneycansupportherfamilynow. B.WhiletouringBritneysleepsabout12hoursaday. C.TheteenagemoviewasstarredbyBritney. D.Britneywillbeevenricherwithhermoviessuccessful. 4AccordingtoBritneySpearssheworks. A.tobeagreatactress B.fortheenjoyment C.formoney D.tobemorefamous
我想没有什么比旅行更令人愉快. Ithinknothingispleasanttravelling.
Iamtryingtoavoidanargue.
You'llhavetogetpermitfromyourparentsifyouwanttocome.
Theirfoodisgatheredforthewinterandtheagricultureworkisover.
医生让她减少糖分摄入量. Thedoctoraskedheronsugar.
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限一词 2.只允许修改10处多者从第11处起不计分. Dearhighschoolfreshmen Youwereofftohighschool.Youarenowanofficialteenagergetreadytobecomeayoungadult.Mostofyouwillbeexcitedinthefirstday.Butsomeofyoumayfeelconcernedaboutwhichliesahead.Survivinghighschoolistotalpossible.Youshouldjoininattheleastoneactivitybeforeschoolstarts.Besidesneitherlimityoutojustthefriendsyoualreadyhavenorafraidtoaskforhelp.AsagraduationI'lltellyouthenextthreeyearsofyourlifewillflyby.It'swhatyoudoduringthisperiodthatcountthemost.
DrYuansearchedforawaytoincreasericeharvestswithoutexpandtheareaofthefield.
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