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一列简谐横波沿x轴传播,甲图为t=0时刻的波动图象,乙图为质点P的振动图象,则下列判断正确的是(
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图甲为一列沿x轴正方向传播的简谐横波波形未画出t=0时刻波传播到x=0的O点t=0.1s时刻波传播
一列沿x轴正方向传播的简谐横波在t=0时刻的波的图象.经△t=0.1s质点M.第一次回到平衡位置则这
如题II图为一列沿X.轴负方向传播的简谐横波实线为t=0时刻的波形图虚线为t=0.6s时的波形图波的
如图所示为一列简谐横波t=0时刻的波动图象已知波沿x轴正方向传播波速大小为0.4m/s则
在图示时刻质点a、b所受的回复力大小之比为2:1;
此时刻起,质点c的振动方程是y= 15cos10πt (cm);
只要是波长为8cm,且沿x轴负方向传播简谐横波都能与该波发生干涉;
在振动过程中质点a的振幅比质点b的大.
4分如图所示为一列简谐横波t=0时刻的波动图象已知波沿x轴正方向传播波速大小为0.2m/s.则在图示
一列简谐横波沿x轴传播甲图为t=0时刻的波动图象乙图为质点P的振动图象则下列判断正确的是
如图所示甲图为沿x轴传播的一列简谐横波在t=0时刻的波动图象乙图为参与波动质点P.的振动图象则下列判
该波的传播速率为4 cm/s
该波的传播方向沿x轴正方向
经过0.5 s时间,质点P.沿波的传播方向向前传播2 m
该波在传播过程中若遇到3 m的障碍物,能发生明显衍射现象
图甲是一列沿x轴正方向传播的简谐横波在t=0时刻的波形图此时离原点6m的介质质点刚要开始振动图乙是该
波长为4m
周期为3s
传播速度为2m/s
波源起振方向向上
如图所示甲图为一列简谐横波在t=0s时刻的波动图象乙图为这列波上质点P.的振动图象则该波
沿x轴负方传播,波速为0.8m/s
沿x轴正方传播,波速为0.8m/s
沿x轴负方传播,波速为5m/s ,
沿x轴正方传播,波速为5m/s
图甲为一列沿x轴正方向传播的简谐横波在t=0时刻的波形图P.是离原点x1=2m的质点Q.是离原点x2
这列波的波长λ=6 m
这列波的波速v=3 m/s
这列波的波源起振方向为向上
图乙可能是图甲中质点Q.的振动图象
如图所示甲图为一列简谐横波在某时刻的波形图乙图是这列波传播介质中某质点此后一段时间内的振动图象则
若波沿x轴正方向传播,图乙为A.质点的振动图象
若波沿x轴正方向传播,图乙为B.质点的振动图象
若波沿x轴负方向传播,图乙为质点C.的振动图象
若波沿x轴负方向传播,图乙为质点D.的振动图象
如图所示甲图为沿轴传播的一列简谐横波在t=0时刻的波动图象乙图是x=2m处质点P.的振动图象下列判断
该波的传播速率为4 m/s
该波沿x轴正方向传播
经过0.5 s,质点P.沿波的传播方向移动2 m
若遇到3 m的障碍物,该波能发生明显的衍射现象
如图所示为一列简谐横波t=0时刻的波动图象已知波沿x轴正方向传播波速大小为0.4m/s则
在图示时刻质点a、b所受的回复力大小之比为2:1;
此时刻起,质点c的振动方程是y= 15cos10πt (cm);
只要是波长为8cm,且沿x轴负方向传播简谐横波都能与该波发生干涉;
在振动过程中质点a的振幅比质点b的大.
一列简谐横波沿x轴传播它在t=0时刻的波动图象如图B-4中的①图所示.下面的分析正确的是
如果这列波是沿+x方向传播的,则②图是①图中的a点的振动图象
如果这列波是沿+x方向传播的,则②图是①图中的b点的振动图象
如果这列波是沿-x方向传播的,则②图是①图中的c点的速度随时间变化的图象
如果这列波是沿-x方向传播的,则②图是①图中的d点的速度随时间变化的图象
如图所示甲图为沿x轴传播的一列简谐横波在t=0时刻的波动图象乙图为参与波动的质点P.的振动图象则下列
该波传播的速度为4m/s
该波的传播方向沿x轴正方向
经过0.5s时间,质点沿波的传播方向向前传播2m
该波在传播过程中若遇到3m的障碍物,能发生明显的衍射现象
一列简谐横波沿x轴正方向传播频率为5Hzt=0时刻的波形如图介质中质点
的水平坐标为8 cm,质点
的水平坐标为16 cm.则 A.t = 0时刻质点A.向上运动 B.t = 0时刻质点B.向下运动
t = 0.12s时刻质点A.的速度与t = 0时刻质点B.的速度相同
简谐横波沿x轴正方向传播的速度为2 m/s
一列横波沿x轴传播图甲为t=0时刻的波动图象图乙为介质中质点P.的振动图象则该波沿方向传播填x或﹣x
一列简谐横波沿x轴传播t=0时刻的波形如图甲所示此时质点P.正沿y轴负方向运动其振动图象如图乙所示则
沿x轴负方向,60 m/s
沿x轴正方向,60 m/s
沿x轴负方向,30 m/s
沿x轴正方向,30 m/s
如图所示甲图为一列简谐横波在某时刻的波形图乙图是这列波中某质点在该时刻后一段时间内的振动图象则
若波沿x轴正方向传播,图乙可能为质点A.的振动图象
若波沿x轴正方向传播,图乙可能为质点B.的振动图象
若波沿x轴负方向传播,图乙可能为质点C.的振动图象
若波沿x轴负方向传播,图乙可能为质点B.的振动图象
一列简谐横波沿x轴传播t=0时刻的波形如图甲所示此时质点P.正沿y轴负方向运动其振动图象如图乙所示则
沿x轴负方向,60 m/s
沿x轴正方向,60 m/s
沿x轴负方向,30 m/s
沿x轴正方向,30 m/s
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25分假如你是李华上周在外教Mr.Jackson的口语课上使用手机被老师发现手机被收走.请给外教写一封道歉信内容应包括以下要点 1.表示歉意 2.解释上课使用手机的原因 3.提出自己的请求并适当表态. 注意1.可适当添加细节使文章连贯字数100左右 2.信的开头和结尾已给出不计入总词数. DearMr.Jackson Yourssincerely LiHua.
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10分 Isconversationalostart? Thenexttimeyoueatatarestauranttakesometimetolookaroundyou.Whatdoyounotice36Howmanyofthemareengaged忙于inface﹣to﹣faceconversations?Ontheotherhandhowmanyofthemhavetheirheadsdownusingasmartphone? ThankstosmartphonesandtheInternetwe'reabletotextemailormakephonecallsalldaylong.37Expertsarguehoweverthatthetypesofcommunicationmadepossiblebymoderntechnologyhavecomeattheexpenseofrealface﹣to﹣faceconversations.Eventhoughwe'reconnectingmorethanevertheexchangesaren'tasdeepasin﹣personconversations. Dowereallyspendthatmuchtimeonelectronicdevices设备though?38Accordingtoarecentstudytoday'syoungAmericansages8﹣18spendmorethanseven﹣and﹣a﹣halfhourseverydayonelectronicdevicessuchassmartphonestelevisionscomputersandvideogames. Sowhat'sthebigdeal?Manyexpertshavenotedthatareliance依赖uponelectroniccommunicationscanhaveanegativeeffectonsocialskillsandwritingskills.39Whiledigitalcommunicationsteachcertainskillsandhabitsface﹣to﹣faceconversationsteachotherskillsthatareimportantforouroverallwell﹣being. 40Expertsurgepeopletounplugmoreoften.Setasidetimewithoutelectronicstoshareface﹣to﹣faceconversationswithfriendsandfamily.Keepingahealthybalancebetweenon﹣screenandoff﹣screendiscussionswillmakeyouabettercommunicatorinallareasofyourlife. A.Researchershavefoundtheanswerisyes. B.Payparticularattentiontotheotherpeoplearoundyou. C.Howcanwebesurewedon'tlosetheartofconversation? D.Whenyou'resadorlonelyasmilemaymakeahugedifference. E.Thiscanmakeithardertokeephealthyrelationshipsasanadult. F.Inmanywayswe'recommunicatingmorethanweeverhadinthepast. G.There'sanaverageof11hoursofmediacontentinthoseseven﹣and﹣a﹣halfhours.
6分MarcoPoloTheBoywhoTraveledTheMedievalWorld AuthorNickMcCarty Pages64 ISBN0﹣92258932 DividedintofourchaptersABoyinVeniceSettingOutTheLongJourneyandWorkingforKublaiKhanMarcoPoloexaminesthefascinatinglifeofthemerchantandtraveler.Marcowasateenagerbythetimehisfatherandunclereturnedhome.BothmenwerefulloftalesfromtheirtravelsthroughChinaincludingastoryaboutmeetingthegreatKublaiKahntheruleroftheMongols. Rabbit'sGift AuthorGeorgeShannon IllustratorLauraDronzek Pages32 ISBN0152060731 Rabbit'sGiftisamodernretellingofthegivingfable.Throughtheeyesoftheadorableforestcreaturesthereaderseesthatwhileheisnotresponsibleforthehappinessofothershisactionscandeeplyimpactthosehecomesincontactwith. ALittlePeace AuthorBarbaraKerley Pages32 ISBN1426300867 ALittlePeaceisabookwithanimportantmessage.Thesparerefreshingtextwindsitswayaroundandthroughfull﹣colorphotographs.EachvividlycapturestheuniversalemotionsandpeacefulpursuitsofeverydaypeoplearoundtheworldayounggirlinKenyasmilingintoamirroragroupofwavingschoolchildreninBali.Neartheendofthebookadouble﹣pagespreadofferspicturesalongwithanexplanationofwhereitwastaken. HowOneSmallLoanMadeaBigDifference AuthorKatieSmithMilway IllustratorEugenieFernandes Pages32 ISBN9781554530281 ThefamiliesinKojo'svillagecomeupwithanidea.Eachfamilycontributesasmallamountofsavingssothatonefamilyatatimecanborrowthemoneytobuysomethingimportant.Kojo'smotherusestheloantobuyacartwithwhichtocarryfirewoodtothemarketplaceaswellasrentouttothosewhoneedtotransportitems. 21.WhatisthefeatureofNickMcCarty'sbook? A.Itismadeupoffourchapters. B.ItintroducesthesceneryinChina. C.Itwasintendedforchildren. D.ItinvitesMacroPolotoreadit. 22.WhenMarcoPolowasyoung. A.heoftentravelledwithhisfather B.heheardalotaboutChina C.hedevelopedaninterestintravelling D.helivedafascinatinglife 23.WhatisthebookALittlePeaceabout? A.Itisaboutdescriptionofforestcreatures. B.Itisabouthowtosendimportantmessages. C.Itisaboutpeople'slifearoundtheworld. D.Itisaboutchildren'slifeinKenyaandBali.
30分DuringtheAprilsuperstormmyfaithinpeoplewasrestored.OnApril20Idecidedto21intotowntobuygroceriesduringabreakintherain.22asIdrovehacktomyhomethe23tookaturnfortheworse.Itwasrainingvery24.ApproachingmysuburbIhadnowheretogoasthewaterlevelontheroad25infrontofme. Amaninhisfrontyardwavedtometo26inhisdriveway汽车道whichwasawayfromthefloodwaters.Themanwho27himselfasTrentthenurgedmetowaitinsidehishouse.ItoldhimIwas28aboutthedamagetomycarastherainstartedto29hail冰雹.Trentthengrabbedacoverandcoveredmy30.Hewastotally31butdidn'tmindbeingoutintherain32.Fortunatelymycarwassavedthankstohis33. By11amtheelectricityandphoneserviceshadgoneandIcouldn'treachmyparentsdespiteknowingtheywouldhe34.Trentmademecupofteaandgavemea35todrymyselfoff.By1230pmtherainhadabated减弱soIaskedTrent36hethoughtitwouldbe37enoughtoleave﹣heassuredmeltwas.AsIleftIinsistedontakingtwoofhisbusinesscardstorewardhiminthefuture. Trentwasso38asIthankedhimforhishelp.IwasveryheartenedbyTrent's39anditrenewedmy40inpeople. 21.A.move B.leave C.drive D.return 22.A.Therefore B.However C.Otherwise D.Moreover 23.A.weather B.car C.mad D.comer 24.A.thick B.hard C.heavily D.severely 25.A.rushed B.flooded C.trapped D.rose 26.A.shelter B.travel C.park D.occupy 27.A.introduced B.regarded C.pretended D.saw 28.A.concerned B.certain C.encouraged D.disappointed 29.A.looklike B.comefrom C.turninto D.bringabout 30.A.truck B.tractor C.bus D.car 31.A.weak B.exhausted C.willing D.wet 32.A.onmybehalf B.infavorofme C.inthenameofme D.onmyside 33.Apromise B.patience C.efforts D.skills 34.Adisappointed B.worried C.satisfied D.excited 35.Araincoat B.umbrella C.towel D.shirt 36.A.if B.when C.why D.how 37.A.able B.fortunate C.easy D.safe 38.A.modest B.confident C.lucky D.generous 39.A.encouragement B.determination C.kindness D.wisdom 40.A.passion B.trust C.impression D.respect
15分Thegreyhoundisadogwithalongneckandheadlandsmallears.Theycomeinan61variousofcolorsincludingblackredandwhite.Theyhavelongandpowerfullegsandsmallfeet62helpthemmovefast.Infacttheyarethefastestdogsaround.Younghealthygreyhoundscanrunupto72kmperhour.Theyusuallyliveforabout15years63sometimesmore. Inthepastgreyhounds64traintohuntandwereverygoodhuntingdogs.Theyhaven'tgiven65huntingbutnowadaystheyalsohaveanotherpurpose.Greyhoundshavebeentrainedbyprofessionalsformanyyears66raceandmanypeoplegototheracetrackstowatchthemrun. Likemostathletesgreyhoundshaverelativelyshortcareers.Whenthey67runtheirlastracethey'restillquiteyoungandhavethepotentialtolivelong.Butthese68retireracersneedgoodhomes. 69fortunategreyhoundsarefriendlyandgentlewithchildren.Familieswhohaveadoptedgreyhoundsagreethatan70goodpetcannotbefound!
15分Mysix﹣year﹣oldgranddaughterstaresatmeasifsheisseeingme61thefirsttime.Grandmayouareanantiquebecauseyouareoldshesays.IexplainAnantiqueisnotonlyjustoldit'sanobject62belongtoearliertimes.Antiquesarevaluable. Welookaroundthehouseforantiques.Thereisalargedeskthat63handdownfromanaunttoourfamily.It'sveryoldItellJenny.Itrytokeepit64polishandIshowitoffwheneverIcan.WhenJenny65getolderImightalsotellherthatwheneverIlookatthedeskortouchitIamremindedoftheauntwhowasdeartome.Iremembermyselfasalittlegirlstandingagainstthisantique68listentooneofherstories. Ourtourofantiquescontinues.Thereisapictureonthewall67datesfrom1867anditisnotinverygoodcondition.Thereisavaseonthefloor.I'mnotcertainwhereitcamefrom68Ididn'tbuyitnew.TheonethingaboutantiquesIexplaintoJennyisthattheyusuallyhaveastory. ForamomentJennylooks69thought.Idon'thaveanyantiquesbutyoushesays.Then70shefacebrightens.CouldItakeyoutoschoolforourantiquesshow?
25分假定你是校学生会__澳大利亚某中学访问团即将来你校进行交流访问.请根据以下提示用英语写一篇欢迎词.1.表示欢迎2.活动安排参观校园观看表演参加座谈会3.表达祝愿. 注意1.词数100左右2.可适当增加细节以使行文连贯. .
要完成下列两项调查①从某社区125户高收入家庭280户中等收入家庭95户低收入家庭中选出100户调查社会购买力的某项指标②从某中学的15名艺术特长生中选出3人调查学习负担情况宜采用的抽样方法依次为
6分WhychooseCambridgeEnglish? Giveyourstudentsthebestsupport AspartoftheUniversityofCambridgewearecommittedtoexcellenceineverythingwedo.Weareknownallovertheworldforqualitymaterialsthatreallywork﹣fromtheever﹣popularEnglishGrammarinUsetobest﹣sellingcourseslikeTouchstoneandEnglishinMind. It'snowonderthattensofmillionsofteachersandlearnersaroundtheworldhavechosenCambridgetohelpthemachievetheirgoals. Focusonthelanguagetheyreallyneed WithCambridgeEnglishyoucanbesurethatthelanguageyou'reteachingisnaturaluptodateandusefulforyourstudents.WeusethelatestresearchtounderstandhowEnglishworksandtohelpstudentslearnmoreeffectively. Prepareforexamsuccess WearetheonlypublisherofofficialpreparationmaterialsforCambridgeEnglishexams.OurwideselectionofcoursespracticetestsandmaterialsaredevelopedinclosecooperationwithCambridgeEnglishLanguageAssessmentthepeoplewhosettheexams.Soyoucanfullyprepareyourstudentsforexamsuccess. Developasateacher Yourprofessionaldevelopmentisimportanttoustoo.WeprovideoutstandingteachersupportincludingteachertrainingseminarsandtheuniqueonlineprofessionaldevelopmentsiteCambridgeEnglishTeacher. WearealsoincreasinglyworkingwithtopschoolsaroundtheworldofferingourexperienceexpertknowledgeandskilltohelpdevelopCambridgeEnglishschools. 21.WhatisoneadvantageofCambridgeEnglish? A.Usefulmaterials. B.Experiencedteachers. C.Anauthenticlearningenvironment. D.Detailedresearchonlanguage. 22.WhycanCambridgeEnglishhelpstudentsbecomeconfidentaboutCambridgeEnglishexams? A.Becausetheexamsarewrittenbyitsteachers. B.Becauseitworkstogetherwiththeexamauthority. C.Becauseitisguidedbylanguageassessmentexperts. D.Becauseitsmaterialsareprovidedbyofficialexaminers. 23.Whattypeofwritingisthistext? A.Aguide. B.Areport. C.Anannouncement. D.Anadvertisement.
30分If1ranmybusinessthewayyoupeopleoperateyourschoolsIwouldn'tbeinbusinessverylong!Isaidbeforeagroupofangry41Irepresentedagroupofbusinesspeoplewhowantedto42publicschools.Iwasamanageratanicecreamcompanythatbecame43whenPeoplemagazinechoseourblueberry蓝莓astheBestIceCreaminAmerica. AssoonasI44awomanraisedherhand.Tomysurprisesheappeared45andpleasant.Wearetoldsirthatyou46acompanythatmakesgoodicecream. Ireplied47BesticecreaminAmericaMa'amSirshesaid48youarestandingonyourreceivingdock码头andyouseeaninferior质量差的shipmentofblueberries49whatdoyoudo? ImmediatelyIknewthequestionwasatrapbutIwasn'tgoingto50. Isendthemback. That'sright!sheraisedhervoiceandwecan51sendbackourblueberries.Wetakethembigsmallrichpoorgiftedconfidenthomelessrudeandbrilliant.Wetakethemall!Andthatsiriswhyit'snotan52.It'sschool! Inanexplosionall290teachersjumpedtotheirfeetand53Yeah!Blueberries!Blueberries! Andsobeganmylong54. SincethenIhavevisitedhundredsof55Ihavelearnedthataschoolisnotabusiness.Foronethingareunableto56thequalityoftheirrawmaterial. Yetitdoesn'tdenythe57forchange.Wemustchangehowweteachtogiveallchildrentheopportunitytobecome58.Buteducatorscannotdothis59thesechangescanoccuronlywiththeunderstandingtrustpermissionandactivesupportofthewholesociety.60toimprovepubliceducationmeansmorethanchangingourschoolsitmeanschangingthewholecountry. 41.A.workers B.teachers C.parents D.leaders 42.A.replace B.challenge C.influence D.improve 43.A.rich B.Special C.famous D.busy 44.A.continued B.asked C.finished D.criticized 45.A.polite B.shy C.confident D.honest 46.A.manage B.establish C.buy D.help 47.A.happily B.carefully C.eagerly D.proudly 48.A.when B.because C.although D.until 49.A.leave B.arrive C.disappear D.move 50.A.lie B.stop C.admit D.follow 51.A.ever B.never C.also D.just 52.A.blueberry B.icecream C.business D.receivingdock 53.A.reported B.warned C.doubted D.yelled 54.A.transformation B.research C.explanation D.study 55.A.schools B.companies C.countries D.groups 56.A.change B.notice C.examine D.control 57.A.method B.need C.possibility D.reason 58.A.peaceful B.successful C.thankful D.powerful 59.A﹣silently B.secretly C.alone D.again 60.A.Moreover B.Besides C.However D.Therefore
如图所示样本A和B分别取自两个不同的总体它们的样本平均数分别为样本标准差分别为SASB则
下列函数中最小正周期为π的是
8分Therehasbeenatechnologicalrevolutionwherekindlese﹣booksandvariousonlinereadingappshavetakenovertheworld.Isreadingaprinthookoutofdate?Wellnotexactly. Therearesomanywonderfulfactorsinvolvedwithreadingaprintcopyofthebook.IremembertheexcitementofgoingtothebookstorewithmymomwhenIwasinelementaryschool.ThefeelofsittingdowninthehookstoreandselectingthebooksIwantedtoreadwasjustsomuchfun!Ithinkthatreadingpaperbackbookshasitsowncharmandexcitementthatcannotbereplacedbyanelectronicbook.Holdingthephysicalcopyofthebookinmyhandsandturningovereachpagemakesthereadingexperiencesomuchmorerealandmemorable. Admittedlye﹣booksseemtobemoreconvenientthanprintbooks.Purchasingane﹣bookcantakeplaceinsecondsandthesebooksareoftenpricedlessexpensivelythanprintcopybooks.Withe﹣bookstheremostlikelyisn'tgoingtobeastorageproblemunlessthedevicehasalimitonhowmanybookscanbepurchased.Thenagaininordertoreade﹣booksonemusthaveaparticulardevice﹣tabletiPadKindleorlaptoptoreaditon.Thusanadditionalpaymenthastohemadeinordertoreade﹣bookswhereasreadingprintcopiesdoesnotinvolveanyextradevice. Printbooksneveractuallystoppedleadingthechargeconsideringthate﹣booksaleshavenevermadeupmorethanathirdofallbooksales.Andalthoughtheyrosetothatnumberextremelyquickly﹣AmazononlyintroducedtheKindlein2007﹣themajorityofallhookssoldhasalwaysbeenprint.Therealityisthatthereisabsolutelynoreasonprintande﹣bookscan'tcoexistinthebookmarketbutprinthooksmaycarrytheday. 12.Whatpleasuredoestheauthorhavewhenhereadsprintcopybooks? A.Hedoesn'thavetobuyatabletoriPad. B.Hecangethomeandstayonthecouchtoenjoyreading. C.Hecanenjoyfillinghisshelfwithbooks. D.Hecansitdowninthebookshopandreadwhathelikes. 13.Whatadvantagedoe﹣bookshaveaccordingtothepassage? A.Thereadingexperienceismorereal. B.Thereisnostorageproblematall. C.Purchasingthemtakeslesstime. D.Theyareverypriceless. 14.Whatcanweinferaboutthebookmarket? A.E﹣booksalesmakeupmorethan1/3ofit. B.E﹣booksaleshaveneversurpassedprintbooksales. C.Amazonoccupiesmostofthemarket. D.Printbooksande﹣bookscan'tcoexist. 15.Whatcanbeasuitabletitleforthetext? A.PrintBooksMayOutlastE﹣Books B.BooksChangewiththeTechnology C.E﹣booksAreMoreConvenientthanPrintBooks D.TechnologicalRevolutionisCreatingaReadingRevolution.
10分假定英语课上老师要求同桌之间交换修改短文请你修改你同桌写的以下作文文中共存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^并在其下而写出该加的词. 删除把多余的词用斜线\划掉. 修改在错的词下面画一横线并在其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. Mymathteacherisusedtotakeoffhisovercoatassoonashecomesintotheclassroom.Afterthathewillasksomeoneansweraquestion.Insteadofgivingtheanswerheletussolvetheproblemonhisown.Healwaysexplainsthemethodclearandintroducesmanyapproachtoworkingouttheproblem.Atfirstourclassmathperformancewasbadthanthatoftheotherclass. Howeverwithhishelpwehadovertakenthem.Inadditionhealwayskeepshisword.Heusedtopromiseusasifwecouldperformwellhewouldbuyusadrink.Asaresultweachievedourgoalsandhedidwhichhesaid.
甲乙丙三人随机排成一排乙站在中间的概率是
10分假定英语课上老师要求同桌之间交换修改作文请你修改你同桌写的以下短文.短文中共有10处错误每句中最多有两处.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∧并在此符号下面写出该加的词. 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. Everyyearmyschoolholdsthesummercamp.I'dlovetakepartinthisactivitysomuchbecauseIcanhavealotoffunswithmyfriends.Lastyearwegotocountryfarmthatweexperiencedadifferentlife.IwassoimpressedbytheclearriveandHueskythere.Theywokeupearlyinthemorningandthenwalkedinthecountryroadtogether.Thecountrysideweresoquietandtheairwassofresh.Ifeltrealpeacefulinmymind.BecauselifetherewassimplesoIlikeditverymuch.Iwassoclosetothenatureandcouldappreciateitsbeauty.
6分Agroupofcollegestudentsishopingtoplaceasatellitepoweredonlybywaterintoanorbitaroudthemoon. ThestudentsarefromCornellUniversityinthestateofNewYork.TheyaretakkingpartinacompeteteamiscalledtheCisLunarExplorers.ThewordcislunarmeansbetweenEatrthandthe﹣moon. Thechallengeissimpletodesignbuildanddeliver flight﹣qualifiedsmallsatellites.NASAofficialsaythesatellitesmustbeabletoperformadvancedoperationsnearandbeyondthemoon. Tenteamsaretakingpartinthecompetition.ButtheCisLunarKxplorersatellitesaretheonlyonesusingwatertopowertheirspaceceraft.Theideaforawater﹣poweredvehiclecamefromMasonPeckwhoworksatCornellUniversity.Hehasalwayswantedtousesomethingotherthanrocketstopushbeyondearth. ThecraftistwoconnectedsatellitesbothshapedliketheEnglishlatterI.Waterisstorelinthelowerpartofthesatellite.Thesunwillseparatethewaterintotwoelementsbydrogenandoxy﹣gen.Whenonecombineshydrogenandoxygenwithaspark火花anexplosionresults.Thispro﹣videsaforwardmovementknownasthrust. AnothercoolthingabouttheCixLunarExplorerishowtheteamisteachingittonavigateitswaythroughspare.Theideaintoropyhowold﹣limesailorsusedthemoonsunandstarstofixtheirposi﹣tionontheoceans.Thesatelliteisequippedwithcameras.ThecameraswilltakepicturesoftheirsunEarthandthemoonandcomparetheirpositionsandtheirsize.BasedonwherethesunmoonandEarthareatanygiventimetheCislunarExplorerswilldothematheroaticstofindtheirposition. 33.WhatdotheCornellstudentsplantodo? A.Placeanearthsatelliteintoorbit. B.MeetthechallengeofjoiningNASA. C.Explorespacebymeansofsatellites. D.Sendupawater﹣poweredmoonsalellite. 34.WhatcanwelearnabouttheCisLunarExplorersatellites? A.Theyareunusual. B.Theyareordinary. C.Theyaresimple. D.Theyareexpensive. 35.HowdotheCisLunarExplorerfindinspirationforguidingtheirspacecraft? A.ByInkingspacepictures. B.Bydoingcomputingtasks. C.Fromtheancientsailors. D.Fromthepositionofthemoceans.
10分ThereisanoldSpanishProverbwhichstatesTomorrowisoftenthebusiestdayoftheweek.1I'dsaytoomany.Ourdreamsshouldnotandcannotwait.Wehavetogoforthemnow!Here'swhy. 1.2 Nobodylikestotalkaboutdeathbuttherealityis﹣everybodyisgoingtodieatonepoint.Noneofusknowthedayorthehour.Thereforetodayisallwehave.Don'tgotoyourgravewithunfulfilleddreams.Makethedecisiontogoaftereverydreambigorsmallrightnow. 2.Theworldiswaitingonyourgift IknowthismaybehardtobelievebuttheworldiswaitingonYOU!YesYOU!3Sureotherpeoplemaybeabletosing.Butthey'llneverbeabletosingexactlylikeyou.Sureotherpeoplecanwritebutthey'llneverbeabletowritefromthesameperspectiveinwhichyouwrite.Don'tdeprivetheworldofyourgift. It'stheoxygenthatweneedtosurvive.Thusitisyourresponsibilitytofigureoutexactlywhatyourgiftisandusetobetteryourlifeandthelivesofthosearoundyou. 3.4 YoucandreamaboutwritingthegreatAmericanplaythatyouwantbutit'snevergoingtohappenunlessyouactuallyputpentopaper.Youcandreamaboutfindingacureforcancerbutitwillneverhappenunlessyouactuallygotoschooltobecomeequippedwiththenecessarytoolstofindthatcure.5Theyrequireyoutogetyourheadoutofthecloudsandactuallydotheworktomakethemhappen.Gettoit! A.Youcan'tletfearwin. B.Tomorrowisnotpromised. C.Inotherwordsdreamsdon'tworkunlessyoudo. D.Possibilitiesyouneverknewexistedarewaitingonyou E.Howmanytimeshaveweputoffourdreamsuntiltomorrow? F.Unlessyoutakethefirststepyourdreamswillnevercometrue. G.Youwerebornintotheworldwithauniquegiftwhichnobodyonthisearthcancopy.
30分MyhusbandBill'sGrandlmawasinanursinghomewhenwemovedhacktoMichiganGrandmahadbeenunabletowalkforquitesometimeandnowhereyesightwasalmost41. 42OvertheyearsGrandmaandIhadmanycardsletters.Iknewhowshe43keepingintouchwithpeople.SinceIhadsome44timebeforeChristmasIdecidedtobeherpersonalsecretary.Asisexpectedshe45agreedwhenIaskedherifshewouldliketosendoutsomeChristmascards. I46severaldifferentkindsofcards.Iknewshehadfriendsandfamilywhoallhaddifferent47.Iwoulddeseribee48thefrontofeachcardbefore49thepoeminside.AfterthinkingitoverGrandmawould50mewhoshethoughtwouldlikeearthcard. AfterawhileI51andInoticedthatwehadseveralnursinghome52inthedoorway.IstartedtonoticeasIreadeachcardtheexpressionontheirfactsandGrandma'sface53.Earthonehadasmallsmileafaraway54intheireyesastheywereseeingthe55inthereminds'eye. IthoughtwhenIwentoverto56theChristmascardsIwouldbedoingGrandmaafavor57itturnedoutthatshedidmeabigfavor.I'llalways58thisspecialmemoryofbringingsomeChrismasjoyand59memoriestoGrandmaandherfellowseniors.ThankstoGrandmaIhadagood60thatI'mpassingontoyou. 41.A.dood B.gone C.nonnal D.watery 42.A.exchanged B.returned C.claimed D.expressed 43.A.escaped B.missed C.regretted D.enjoyed 44.A.light B.limited C.extra D.appointed 45.A.readily B.nearly C.mostly D.narrowly 46.A.madeup B.gaveout C.roundedup D.letout 47.A.concerns B.skills C.istructions D.interests 48.A.inorder B.indetail C.insilence D.inreality 49.A.reading B.confirming C.equipping D.translating 50.A.advise B.tell C.promise D.direct 51.A.brokein B.calledup C.watchedout D.lookedup 52.A.secretaries B.seniors C.workers D.nursers 53.A.too B.though C.anyhow D.yet 54.A.jump B.wave C.look D.Awing 55.A.posters B.flashes C.scenes D.stages 56.A.draw B.do C.presont D.accept 57.A.but B.and C.so D.or 58.A.abandon B.challenge C.mail D.treasure 59.A.painful B.nervous C.pleasant D.merciful 60.A.choice B.comparison C.design D.memory
8分TheCardboardBoxOfficeisaprojectcreatedbyLillyandLeonMackiewhorecentlymovedfromNewZealandtoSydneyAustralia.ThetransferleftthemwithamountainofcardboardboxesandthearrivaloftheirbabysonOrson10monthsagomeanttheirsocialliveswerecompletelyaltered改变.Sothecoupledecidedtotrytomakesomefunofthesituation. Westartedaftercreatingaone﹣offphotowherewewantedtoportraythegeneralmessandsleep﹣deprivation睡眠thatcomeswithbeingnewparentsLillyMackiesaidinanemail.Peopleseemedtoreallyloveitandaskedformore.Wehadalotofweekendsathomeandastockpileofcardboardsowethought‘Whynot?'Itwentfromthere. TheMackiestookthefirstphotosinSeptemberandhaveportrayed14moviessofarincludingtheirversionsofCastAwayorCastababyandJurassicParkorGoo﹣gooGaa﹣gaa﹣rassicPark.EvenStarWarsgetstheMackietreatmentwithOrsonholdingacardboardtubeinplaceofasaber军刀andmomsportingimpressivePrincessLeia﹣likehairbunsHImadeoutofbrownpaperinthephototitledWahWars. Thefamilyusuallycreatesthesetson'SaturdaysandpoststhewhimsicalpicturesontheirblogandFacebookpagewhichhavealmost3000fans.Besidescardboardboxesthephotosfeaturecostumesprops道具andsetscreatedoutofeverydayhouseholditemstoysandthreeindividualsslowlylosingtheirsensetheyjokedontheirblog. Leonachildren'sbookdesigneratalargepublishingcompanyandLillyastay﹣at﹣homemomarebothfilmbuffsandphotographyfans.Thebabyisalsobecomingaconnoisseur鉴赏家ofmoviesandcardboardboxes. Orsonseemstofindthephotoshootsquitefascinatingandenjoysexploringthesets﹣andtearingthingsapart.There'sneveradullmomentforhimonSaturdaynightsLillysaid.Whenhegetsalittleolderwe'11bringinalotmoreofhisinputaskingforhisideasonfilmsandsets.Makeitarealfamilything.Ithinkhemaycomeupwithsomequitefunnythings. 28.TheoriginalreasonwhytheMackiescreatefamilymoviesisthat. A.theywanttoearnagreatdealofmoney B.bothofthemarechildren'sbookdesigners C.theyhavenofriendsintheirnewcommunity D.theywanttomaketheirfamilylifeinteresting 29.WhatdoweknowabouttheMackies'familymovies? A.TheyareusuallymadeonSundays. B.TheyarenotpopularontheInternet. C.Someofthemaremadebasedonfamousfilms. D.Theyaremainlyaboutearlychildhoodeducation. 30.WhichwordisclosestinmeaningtotheunderlinedwordwhimsicalinParagraph4? A.Unusual. B.Valuable. C.Famous. D.Disgusting. 31.What'sthefinalpurposeoftheMackies'makingfamilymovies? A.Toteachaudienceshowtomakefilms. B.Toprovetheirbabyisverybright. C.TodevelopOrson'sskillsinart. D.Tomakethemselves.famous.
8分WhenviewedfromtheSchuylkillExpresswayinPhiladelphiaSt.John'sChurchpresentsapictureofdignityandgrace.Thisgray﹣stonedbeautysurroundedbyaparkmadeawonderfulsettingfortheweddingmywifeandIattendedinManayunk. AtthechurchIranintoanoldfriend?CasperBarratawhohappenedtobeassignedtotheMass弥撒.Now73Casperwasabrilliantandtalentedsoftballpitcher投手backintheMen'sLeaguesofPhiladelphiainthemid﹣60s.Ididn'trecognizethenowsilver﹣hairedfellowuntilmybrother﹣in﹣lawJohnKaymentionedhisnametome!AfteraverypleasantgreetingandpraisingeachotheronhowgoodtheotherwasatplayingthegamebackthenCasperaskedifIrememberedaletterofencouragementIhadwrittentohimbackin1964.ItappearedthatCasperfellonhardtimespitchingaspitcherssometimesdoandhewasn'1pitchingtoowellforaperiodoftime.Ididn'trecalltheletterbuthesaidYesIstillhaveitandIcontinuetoreaditanytimethingsaren'tgoingtoowell.Hewentontosaythathehadreadthelettermanytimesoverthepast40yearsandthesituationalwaysseemedtoimprove.Iwasspeechless! HecontinuedYoudon'tremember?IsaidSadlynoIdon't.ButIdidaskifIcouldhaveacopyoftheletter.Hesaidhewouldemailittome.AfterCasperfinishedworkatMurphy'sweddingwemetonthestepsofthechurch.Caspercameuptomeandpresentedtheletter.HelivedablockawayfromthechurchandranhometogetitaftertheMass.Theenvelopehadfadedandturnedyellowandsowastheletterinside.Thatletterhadtobenearly50yearsold.Insimpletermstheletterread ThesehardtimesaretemporaryMaintainyourpassionforthegame.Neverquitandyou911bebackontopagainshortly.Hanginthere! CasperBarrataonceagainbecamethebestpitcherintheLeagueandremainedtobeathorninourteam'ssideeverytimehepitchedagainstus. 25.Whydidtheauthorgotothechurch? A.Togetmarried. B.Toholdawedding. C.Toattendawedding. D.TomeethisfriendCasperBarrata. 26.Whatcanbeinferredfromthetext? A.Theauthoroncefellonhardtimespitching. B.TheauthoronceoftenworkedfortheMass. C.Theauthoroncewasgoodatplayingsoftball. D.TheauthoroncetaughtCaspertoplaysoftball. 27.WhatdoestheunderlinedsentenceshowinParagraph2? A.TheauthorwasmovedbyCasper. B.Theauthorwasn'tgoodatspeaking. C.TheauthoradmiredCaspertoomuch. D.Theauthordidn'trecalltheletteratall. 28.WhydidCasperkeeptheletterfordecades? A.Theletterwassentbyhisbestfriend. B.Theletterinspiredhiminhissportcareer. C.Theletterwaswrittenbyasoftballpitcher. D.Theletterhelpedhimrecallsomethinginthepast.
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