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已知椭圆C的焦点为F1(﹣1,0),F2(1,0),过F2的直线与C交于A,B两点.若|AF2|=2|F2B|,|AB|=|BF1|,则C的方程为( )
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高三下学期数学《》真题及答案
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Iff1t←→F1jωf2t←→F2jωThen
f1(t)*f2(t)←→F1(jω)F2(jω)
f1(t)+f2(t)←→F1(jω)F2(jω)
f1(t)f2(t)←→F1(jω)F2(jω)
f1(t)/f2(t)←→F1(jω)/F2(jω)
已知F.1-10F210是椭圆C.的两个焦点过F.2且垂直于x轴的直线交C.于
B.两点,且
=3,则C.的方程为( ) A.
+y2=1
+
=1
+
=1
+
=1
已知m>1直线x-my-m2/2=0椭圆C://x2/m2+y2=1F1F2分别为椭圆C的左右焦点.
已知F.1F2分别是椭圆E.:+y2=1的左右焦点F1F2关于直线x+y-2=0的对称点是圆C.的一
以下程序运行后的输出结果是______ #include<stdio.h> main {int
以下程序运行后的输出结果是______#include<stdio.h>mainintff1f2i;
椭圆的左焦点为F1右焦点为F2点P在椭圆上如果线段PF1的中点在y轴上那么|PF1|是|PF2|的
9倍
7倍
5倍
3倍
有以下程序#include<stdio.h>mainintff1f2if1=0;f2=1;print
以下程序的运行结果为______mainintif1f2f1=f2=1fori=0i<4i++pri
1 1 2 3 5 8 13 21
1 1 2 2 5 5 10 10
1 2 5 8 9 8 13 21
0 1 1 2 4 5 15 21
已知两个力F1F2F1=300NF2=400N且F1与F2夹角为90°求合力R 的大小
在0~4打分法中给F1F2F3F4四个功能打分已知F1不如F2重要F3比F4重要得多F4与F1同样重
F3得3分,F2得1分
F3得1分,F2得3分
F3得4分,F2得0分
F3得0分,F2得4分
计算题已知两个力F1F2F1=300NF2=400N且F1与F2夹角为90°求合力R的大小
已知F1F2是椭圆 的两焦点经过F2的直线交椭圆于点AB若|AB|=5则|AF1|+|BF1|等于
11
10
9
16
以下程序的输出结果是______#include<stdio.h>voidmainintff1f2i
设椭圆的轨迹方程为 焦点分别为F1-10F210直线l:x=a2交x轴于点A且
如图所示浸没在烧杯底部的鸡蛋所受水的浮力F1小于鸡蛋的重力现将适量的浓盐水倒入烧杯中鸡蛋所受的浮力为
F1>F2
F1
F1=F2
无法确定
设椭圆的轨迹方程为 焦点分别为F1-10F210直线l:x=a2交x轴于点A且
设f1x和f2x为二阶常系数线性齐次微分方程y″+py′+q=0的两个特解若由f1x和f2x能构成该
f1(x)f′2(x)-f2(x)f′1(x)=0
f1(x)f′2(x)-f2(x)f′1(x)≠0
f1(x)f′2(x)+f2(x)f′1(x)=0
f1(x)f′2(x)+f2(x)f′1(x)≠0
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DirectionsReadthefollowingpassage.Summarizethemainideaandthemainpointsofthepassageinnomorethan60words.Useyourownwordsasfaraspossible. Smallbusinessesholdthekeytoemployedhappiness.Asthecalendarflipstoanotheryearmanyemployees'willconsiderstartingthenewyearonthehuntforanewjob. Intoday'schangingworkforceitismoreimportantthaneverforcompaniestorealizethatasalaryaloneisnolongerenoughtoattractorretainstrongemployees. AccordingtoasurveybyAflacsmallbusinessdeservearoundofapplausefortheirabilitytokeepemployeeshappy.Thereportfondthat85percentofsmall﹣businessemployeesarehappyintheircurrentjobandmorethanhalf51percentagreethatmostoforalloftheirhappinessintheircurrentjobisaresultofworkingforasmallbusiness. Nearlyaquarterofparticipants23percentstatedthatthefeelingofimportancewasthebestpartofworkingforasmallbusiness.Smallbusinesseshavetheuniqueabilitytomakeemployeesfeelappreciatedrespectedandvaluedonapersonalandprofessionallevel. Inasmall﹣businessenvironmenttherearetypicallyfewerlayersbetweennewcomersandleadership.Thistight﹣knitstructurecancreateafamily﹣likeatmospherethatallowsemployeestofeelthattheiropinionsmatterandthattheyplayasignificantroleinthebusiness'smission. Flexibilityisalsovitalincreatingemployeehappiness.Accordingtothereport30percentofrespondentsnotedthatflexibleschedulingwasthebestpartofworkingforasmallbusiness.Aworkplacethatpromoteshealthywork﹣lifebalancecancreatehappierlessstressedemployeesandcanalsoincreaseproductivity. Althoughsmallbusinessexcelatkeepingemployeeshappythereisalwaysroomforimprovement.Inasmall﹣businesscommunitymoneydoesnotseemtobetheonlymotivator.Infact65percentofsmall﹣businessemployeesindicatethatanimprovementintheirbenefitsofferingswouldmakethemhappier. Byofferingagreatbenefitsplanthanincludesvoluntarybenefitssmallbusinesscanensurethattheiremployeesareabletofindtherightbenefitstomeettheirindividualneeds.
诸如地震这一类的自然灾害对某些地区的影响远比其他地区更大.like .
为了让各类型的无线网络系统都能更快速连线5G连线将使用毫米波的频率.available .
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. DearSir/Madam I'mwritinginresponsetoyouradvertisementintheBingleyTimesinMarch2nd.I'mveryinterestinginjoiningyourDanceclassesandwouldbegratefulunlessyoucouldanswerafewquestionsIhave. Youradvertisementstatesthatanumberintheclasseswaskepttoaminimum.Howmuchpeoplearethereineachclass?AsIworkeverydayuntil5o'clockIwouldalsoliketoknowthetimesoftheclasses.InadditionI'dliketoknowifIneedanyspecialshoesfortheclassesandI'dgreatlyappreciateifyoucouldtellmewheretobuyanynecessaryequipments.Finallyasit'smyintentiontoattendtotheseclassesregularlycouldyoualsosendmedetailsofpricesormembershipfees? Thankyouforyourkindattention.Pleasereplyatyourearliestconvenience. Yoursfaithfully ElaineRichards
Someofthebestresearchondailyexperienceisrootedinratesofpositiveandnegativeinteractionswhichhasprovedthatbeingblindlypositiveornegativecancauseotherstobefrustratedorannoyedortosimplytuneout. Overthelasttwodecadesscientistshavemaderemarkablepredictionssimplybywatchingpeopleinteractwithoneanotherandthenscoringtheconversationsbasedontherateofpositiveandnegativeinteractions.Researchershaveusedthefindingstopredicteverythingfromthelikelihoodthatacouplewilldivorcetothechancesofaworkteamwithhighcustomersatisfactionandproductivitylevels. Morerecentresearchhelpsexplainwhythesebriefexchangesmattersomuch.Whenyouexperiencenegativeemotionsasaresultofcriticismorrejectionforexampleyourbodyproduceshigherlevelsofthestresshormonewhichshutsdownmuchofyourthinkingandactivates激活conflictanddefensemechanisms机制.Youassumethatsituationsareworse thantheyactuallyare. Whenyouexperienceapositiveinteractionitactivatesaverydifferentresponse.Positiveexchangesincreaseyourbody'sproductionofoxytocinafeel﹣goodthatincreasesyourabilitytocommunicatewithcooperatewithandtrustothers.Buttheeffectsofapositiveoccurrencearelessdramaticandlastingthantheyareforanegativeone. Weneedatleastthreetofivepositiveinteractionstooutweigheveryonenegativeexchange.Badmomentssimplyoutweighgoodones.Whetheryou'rehavingaconversationkeepthissimpleshortcutinmindAtleast80percentofyourconversationsshouldbefocusedonwhat'sgoingright. Workplacesforexampleoftenseethis.Duringperformancereviewsmanagersroutinelyspend80percentoftheirtimeonweaknessesandareasforimprovement.Theyspendroughly20percentofthetimeonstrengthsandpositiveaspects.Anytimeyouhavediscussionswithapersonorgroupspendthevastmajorityofthetimetalkingaboutwhatisworkingandusetheremainingtimetoaddressweaknesses. 1TheunderlinedphrasetuneoutinParagraph1probablymeans. A.stoplistening B.changemind C.singaloud D.becrazy 2Whatwillhappenifyouexperiencenegativeemotions? A.Thesituationsaresuretobecomeworse. B.Muchofyourthinkingwillbeprevented. C.Youwillfeelanurgetoimproveandbecomebetter. D.You'llbemotivatedtoresolveconflictswithpeople. 3FromParagraph4wecanlearnthat. A.weneedapositivefeelingtobeatonenegativefeeling B.positiveinteractionshavegreatereffectsthannegativeones C.ourconversationshouldcenteronwhatneedsimprovement D.theeffectofnegativefeelingslastslongerthanthatofpositiveones 4Whatisthebesttitleforthepassage? A.HarmfulNegatives B.MorePositiveInteractions C.HowtoBeaProductiveManager D.LessTimeonStrengths
Litteriseverywheredoinggreatharm1theenvironmentandlifeonourplanet.JeffKirschnerwhowantstobuildalitter﹣freeworldstartedaglobalcommunitynamedLitterati2settlethisproblem. Thestorybeganwithhis6﹣year﹣olddaughter.Onedaytheyweregoingonahikewhenthegirlnoticeda3breakplastictub浴盆inariver.ShesaidDaddythatdoesn'tgothere.ThattookKirschnerbysurprise.Helikemanyadultshadbecomesousedtotherubbisharoundthemthathehadn'tgivenitasecondlook.4hisdaughtersaidremindedhimoftheseriousproblemourplanetfaces. Jeffstartedtotake5act.HecreatedLitteratianappthatmakesitfuntopickuplitter.Theideais6fairsimpleSpotapieceoftrashtakeaphotopostthephotoonlineandthenputthelitterintodustbins. 7seethatJeffwaskeepingarecordofthepositiveimpacthewashavingontheplanetpeopleworldwidestartedparticipating.Uptonowover2500000photospostedby3500peoplefromover40countries8findtheirwaytoLitterati'sdigitallandfill. Litteratiismorethananapp.Itisahighly9effectsolutiontoapressingissue.Whereveryoulivewhateveryoudoand10youarejoinLitteratitomaketheworldacleanerandhealthierplacetolivein.
Myfatherlivedalonglifeandwasdeeplylovedbyhiswifethreechildrenelevengrandchildrenandalargenumberoffriends.Hewassmartandquick﹣headed.WhenIaskedifhe'dliketojoinmeonVirginAirlinesIrememberhim1replyingWhynot?It'sasclosetoheavenasI'lleverget Whilehecouldalwaysmakeus2hewasalsoquietconsiderateandfullofwonderful3forussothatwecoulddobetter. WhenIwasachildI4myselftothechangeinDad'sloosedrawer﹣﹣﹣Ididn'tseeitasstealingbutratherasjustborrowingwithouta5togiveback﹣andboughtchocolatefromourlocalcornershop. Onedaywhile6theshopwithmyfathertheshopkeeperquestionedmy7spendinghabits'NowIdon'twanttogethimintoany8MrBransonbutIdon'tknowwhereyoungRichardisgettingallhis9from.He'sbecomingmybestcustomer﹣﹣﹣I10heisn'tstealingit. Dad11bylookingherstraightintheeyesandsayingloudlyMadamhowdareyou12mysonofstealing? Afterwelefttheshopmyfatherneverspokeawordaboutthe13.Howeverhisdeliberate14fortherestofthedayexpressedeverything.Thewayhe15thesituationtaughtmeahugelyeffectivelesson.Ilearnedthatthepowerofthe16wordscanbefrighteninglyinfluential. His17myhonestywasmore18thanifhehadscoldedme.Ialsolearnedthepowerof19andsecondchances.Andtheselessonshave20mealotinbothlifeandwork. 1A.nervously B.deliberately C.sensitively D.humorously 2A.calm B.laugh C.benefit D.reflect 3A.advice B.patience C.expectation D.appreciation 4A.led B.sent C.helped D.attracted 5A.dream B.receipt C.way D.plan 6A.visiting B.discussing C.exploring D.progressing 7A.reasonable B.flexible C.usual D.common 8A.debt B.trouble C.honor D.change 9A.confidence B.pleasure C.pride D.money 10A.know B.hope C.admit D.remember 11A.responded B.exploded C.attacked D.comforted 12A.express B.inform C.accuse D.warn 13A.question B.incident C.trip D.shopkeeper 14A.absence B.sadness C.anger D.silence 15A.putupwith B.keptawayfrom C.dealtwith D.livedthrough 16A.unspoken B.proper C.meaningful D.enjoyable 17A.discovering B.losing C.defending D.exhibiting 18A.concerned B.powerful C.annoying D.frightening 19A.communication B.friendship C.blame D.forgiveness 20A.grasped B.benefited C.expressed D.surprised
A90﹣year﹣oldhasbeenawardedWomanOfTheYearfor1beBritain'soldestfull﹣timeemployee﹣stillworking40hoursaweek.NowIreneAstburyworksfrom9amto5pmdailyatthepetshopinMacclesfield2sheopenedwithherlatehusbandLes.Heryearsofhardworkhave3finalbeenacknowledgedafteracustomernominated提名hertobeCheshire'sWomanOfTheYear. PickingupherLifetimeAchievementawardproudIrene4declareshehadnoplans5retirefromher36﹣year﹣oldbusiness.IrenesaidIdon'tseeanyreasontogiveupwork.IlovecominghereandseeingmyfamilyandallthefriendsI6makeovertheyears.IworknotbecauseIhaveto7becauseIwantto. GranddaughterGayleParks31﹣whoworksalongsideherinthefamilybusiness﹣saiditremainedunknownastowhonominatedIrenefortheaward.ShesaidWedon'thaveanyideawhoputgrandmaforward.Whenwegotacall8sayshewasshort﹣listedwethoughtitwas9joke.Butthenwegotanofficialletterandwewereblownaway.Wearesoproudofher.It's10wonder.
America'slatestsuperheroAustinPerinewhocallshimselfPresidentAustinisnowtakingthecountrybystorm.Butheisnotatypicalsuperhero.TwothingssethimapartHedoesn'tfighthumanenemiesbuthungerandhomelessness.Alsohe'sonlyfouryearsold. Oursuperhero'soriginstorystartedfromthedaywhenTJPerinehisfathertookAustintotheFirehouseMinistriesalocalshelterthatprovideshousingfoodandotherservicesforthehomeless.Astheydrovebythebuildingtheysawagroupof25homelessmenstandingonthestreetcorner.ThatdayAustinusedhisallowancetobuyeachmanasandwichandhandedthefoodouthimselfwithhissloganDon'tforgettoshowlove! AfterhereturnedeveryweekforfiveweeksinarowwordofAustin'skindnessspreadthroughsocialmedia.AustinandTJcouldfeed25to50peopleatatimebeforeandnowthankstocommunitysupporttheycanfeed800to2000people. ButAustinisn'tmerelyfillingstomachs.Hehasbeenimprovingthelivesofthehomelesspeoplehemeets.OnthatfirsttriptoFirehouseMinistriesTJandAustintalkedtoapoormannamedRaymont.TherespectAustinshowedforhimtouched41﹣year﹣oldRaymontwhoregainedhisconfidenceinlifeandfinallyfoundajobwiththehelpofTJ.Allthatwasmadepossiblebecausealittleboytookthetimetocare. Austin'spassionhasbecomehisfamily'scalling.AfterraisingmoneythroughaGoFundMepageAudreyTJ'smotherestablishedthenonprofitShowLoveFoundationdedicatedtofightinghomelessness.ShenowservesaspresidentandTJoverseespublicrelationsforthefoundationfulltime.Theyoffermedicalandmentalhealthcareaspreventivestepsagainsthomelessness. AsforPresidentAustinhecontinuestogiveoutfoodsmilesandhisinspirationalmessageoflove.ItmakesmefeellikeI'msavingthedayhesaidproudly. 1WhyhasAustinbecomewell﹣knowntotheentirecountry? A.Hehassuperpowertofillthestomachsofthehomeless. B.Hefightshungerandhomelessnessatsuchayoungage. C.Hehasremovedthepovertyofthelocalcommunity. D.Hehaschosenanimpressiveanduniquename. 2WhichofthefollowingcanreplacetheunderlinedworddedicatedinParagraph5? A.Exposed. B.Opposed. C.Devoted. D.Addicted. 3WhydoestheauthorintroducetheexampleofRaymontinParagraph4? A.ToshowAustin'spositiveinfluence. B.Topersuadepeopletoliveofftheirown. C.ToprovethepersonalabilityofAustin'sfather. D.Todescribethedifficultsituationofpoorpeople. 4Whatistheauthor'sattitudetowardswhatAustindoes? A.Sympathetic. B.Humorous. C.Approving. D.Considerate.
Beforethe1830smostnewspapersweresoldthroughannualsubscriptionsinAmericausually﹩8to﹩10ayear.Today﹩8or﹩10seemsasmallamountofmoneybutatthattimetheseamountswereforbiddingtomostcitizens.Accordinglynewspaperswerereadalmostonlybyrichpeopleinpoliticsorthetrades.Inadditionmostnewspapershadlittleinthemthatwouldappealtoamassaudience.Theyweredullandvisuallyforbidding.Buttherevolutionthatwastakingplaceinthe1830swouldchangeallthat. Thetrendthenwastowardthepennypaper﹣atermreferringtopapersmadewidelyavailabletothepublic.Itmeantanyinexpensivenewspaperperhapsmoreimportantlyitmeantnewspapersthatcouldbeboughtinsinglecopiesonthestreet. Thisdevelopmentdidnottakeplaceovernight.Ithadbeenpossiblebutnoteasytobuysinglecopiesofnewspapersbefore1830butthisusuallymeantthereaderhadtogodowntotheprinter'sofficetopurchaseacopy.Streetsaleswerealmostunknown.Howeverwithinafewyearsstreetsalesofnewspaperswouldbecommonplaceineasterncities.Atfirstthepriceofsinglecopieswasseldomapenny﹣usuallytwoorthreecentswascharged﹣andsomeoftheolderwell﹣knownpaperschargedfiveorsixcents.Butthephrasepennypapercaughtthepublic'sfancyandsoontherewouldbepapersthatdidindeedsellforonlyapenny. Thisnewtrendofnewspapersforthemanonthestreetdidnotbeginwell.Someoftheearlyventures企业wereimmediatefailures.Publishersalreadyinbusinesspeoplewhowereownersofsuccessfulpapershadlittledesiretochangethetradition.Ittookafewyouthfulanddaringbusinessmentogettheballrolling. 1WhichofthefollowingbestdescribesnewspapersinAmericabeforethe1830s? A.Academic. B.Unattractive. C.Inexpensive. D.Confidential. 2Whatdidstreetsalesmeantonewspapers? A.Theywouldbepricedhigher. B.Theywoulddisappearfromcities. C.Theycouldhavemorereaders. D.Theycouldregainpublictrust. 3Whowerethenewspapersofthenewtrendtargetedat? A.Localpoliticians. B.Commonpeople. C.Youngpublishers. D.Richbusinessmen. 4Whatcanwesayaboutthebirthofthepennypaper? A.Itwasadifficultprocess. B.Itwasatemporarysuccess. C.Itwasarobberyofthepoor. D.Itwasadisasterforprinters.
Herearesomebestsellersof2018atAmazon. Thecar Fourteen﹣year﹣oldTerry'sparentsneverpayhimmuchattention.Sowhentheybothdisappearafteroneoftheirall﹣too﹣frequentargumentsTerryisn'texactlyeagerforthemtocomehome.Onhisownhefixesanabandonedcar.Thoughhedoesn'tknowmuchaboutdrivinghegetsbehindthewheelandheadswestwiththeintentionofvisitinganuncleinOregon.It'sanexcitingandsometimesdangerousjourney.AlongthewayhelearnsalotaboutpeopleaboutAmerica﹣﹣andmostimportantlyabouthimself. TheRunningDream Jessicathinksherlifeisoverwhenshelosesaleginacaraccident. Asshestrugglestocopewithherprosthesis义肢andmanyotherdifficultiesJessicadevelopsacloserelationshipwithRosaagirlwhohasacancerandseesrightintoJessica'sheart. WiththesupportoffamilyfriendsacoachandherteammatesJessicaisabletorunagain.Butthat'snotenoughforhernow.Shedoesn'tjustwanttocrossfinishlinesherself﹣shewantstotakeRosawithher. HaveaNewTeenagerbyFriday Doyouknowthisperson? Hisbedroomlookslikeagarbagedump. Shechangesclothesthreetimesbeforebreakfast. Itseemsthathe/sheneveragreeswithyou. Congratulations!Youhaveateenagerinyourhome.Butyouneedn'tfeelhelpless.Infactyou'rejustfivedaysawayfromyourteenagerasking.WhatcanIdotohelp?InternationallyrecognizedfamilyexpertDr.KevinLemanwillhelpyougetrealresults﹣reallyfast. BoyRobot Seventeen﹣year﹣oldIsaakdiscoversthetruthabouthisoriginagovernment﹣madehuman.Butadeadlymilitaryforceistryingtokillhim.HeandtheotherRobotscanonlyfindprotectionfromtheUnderground﹣asecretnetworkofRobotsandhumansworkingtogethertoensureacoexistentfuture.Isaakmustdecidewhethertoholdontohishumanityandfacepossibledeathortoembracehistruenatureinordertosurvive. Ifyouareinterestedinanyofthebooksclickhereforfurtherinformation https∥www.amazon.com/. 1Whichbookisasciencefiction? A.TheCar. B.TheRunningDream. C.HaveaNewTeenagerbyFriday. D.BoyRobot. 2Whichofthefollowingisn'tconveyedinTheRunningDream? A.Friendship. B.Modesty. C.Bravery. D.Determination. 3WhoisthebookHaveaNewTeenagerbyFridayintendedfor? A.Experts. B.Teenagers. C.Parents. D.Teachers.
MyFavouriteBooks JoUsmarisawriterforCosmopolitanandco﹣authoroftheThisBookWillseries系列oflifestylebooks.Hereshepickshertopreads. Matilda RoaldDahl IoncewroteapaperontheinfluenceoffairytalesonRoaldDahl'swritinganditgavemeanewappreciationforhisstrangeanddelightfulworlds.Matilda'sbattleswithhercruelparentsandthebossyheadmistressMissTrunchbullareequallyfunnyandfrighteningbutthey'realsoaspirational. AfterDark HarukiMurakami It'sabouttwosisters﹣Eriamodelwhoeitherwon'torcan′tstopsleepingandMariayoungstudent.IntryingtoconnecttohersisterMaristartschangingherlifeanddiscoversaworldofdiversenightpeoplewhoarehidingsecrets. GoneGirl GillianFlynn Therewasabitofmethatdidn′twanttolovethiswheneveryoneelseontheplanetdidbutthehorrorstoryisbrilliant.There'stensionandanxietyfromthebeginningasNickandAmybattleforyourtrust.It'sarealwhodunitandthefrustrationwhenyourealisewhat'sgoingonishorriblyenjoyable. TheStand StephenKing Thisisanexcellentfantasynovelfromoneofthebeststorytellersaround.Afteraseriousfluoutbreakwipesout99.4%oftheworld′spopulationabattleunfoldsbetweengoodandevilamongthoseleft.RandallFlaggisoneofthescariestcharactersever. 1WhodoesIrefertointhetext? A.StephenKing. B.GillianFlynn. C.JoUsmar. D.RoaldDahl. 2WhichofthefollowingtellsaboutMariandEri? A.Cosmopolitan. B.Matilda. C.AfterDark. D.TheStand. 3WhatkindofbookisGoneGirl? A.Afolktale. B.Abiography. C.Alovestory. D.Ahorrorstory.
Bullied霸凌botheredandmadIbecameatroublemakerinschool.Inthetenthgradeyearitcametoahead.I1friendswitharoughkidwhowellcouldhave2theendofmyfuture.AbigfightwasplannedforthatFridaynight.MyfriendsaidRudywe'retough.Let'sgo.I3agreed.Ihadabighead.Itwasa4toshowoff.Iwould5thosewhohadmademesomad. Iwaiteduntilthefamilywas6asleep.QuietlyI7outofbedpulledonmyclothesandtiptoed踮着脚走tothebackdoor.Iwascarefulnottomakeasound.HoweverDadknewsomethingwasup.He8meoffatthedoor. Withhishandonmyshoulderhe9thatwetalk. IadmittedwhereIwas10.Thekidswewouldfightagainsthad11us. Itwasour12toteachthemalesson.That'swhenDad13myfutureandmaybemylife.HerepliedYouarenomanwhena14fightisyourway.Youbecomeamanbyknowingwhentowalkaway.Learnitnowandremember. I'm15thatDadstayeduptocatchmethatnight.Bad16camethenextday.Severalwerebadlyhurtinthefight.Witha17totheheadmyfriendwasnowdead. ItcouldhavebeenmeorImighthavebeen18andtakenaway.Either19thatwouldhavecausedmyend DadyouwerethebestYoutaughtmetostopthefoolish20andtoknowwhentowalkaway 1A.found B.made C.met D.knew 2A.caused B.prevented C.kept D.observed 3A.disgustingly B.gradually C.foolishly D.sincerely 4A.trick B.request C.habit D.chance 5A.callin B.beatup C.fightfor D.relyon 6A.forever B.still C.sound D.half 7A.jumped B.dropped C.rushed D.slipped 8A.cut B.saw C.paid D.sent 9A.insisted B.agreed C.declared D.promised 10A.caught B.deserted C.headed D.lost 11A.educated B.teased C.inspired D.rejected 12A.duty B.pleasure C.task D.turn 13A.ignored B.predicted C.ruined D.rescued 14A.midnight B.meaningless C.successful D.deadly 15A.astonished B.blessed C.defeated D.relaxed 16A.kids B.ideas C.news D.decisions 17A.blow B.disease C.flash D.shelter 18A.arrested B.blamed C.killed D.robbed 19A.crime B.man C.suggestion D.way 20A.act B.dream C.friend D.theory
Inanonlineclassdevelopinghealthypatternsofcommunicationwithprofessorsisveryimportant.1WhileIhaveonlylistedtwoofeachthereareobviouslymanyothersituationsthatcanarise.Studentsshouldbeabletoextendthelogic逻辑ofeachtotheirparticularcircumstance. Do's •2Questionsaboutsubjectcontentaregenerallywelcomed.Beforeaskingquestionsaboutthecoursedesignreadthesyllabus教学大纲andlearningmanagementsysteminformationtobesuretheanswerisn'thidinginplainsight. •Participateindiscussionforums论坛blogsandotheropen﹣endedforumsfordialogue.3Besuretostayontopicandnotofferirrelevantinformation.Makeapointandmakeitsafeforotherstodothesame. Don'ts •Don'tsharepersonalinformationorstories.Professorsarenottrainednursesfinancialaidexpertsoryourbestfriends.Ifyouareinneedofadeadlineextensionsimplyexplainthesituationtotheprofessor.4 •Don'topenlyexpressannoyanceataprofessororclass.5Whenastudentattacksaprofessoronthesocialmediathelanguageusedactuallysaysmoreaboutthestudent.Ifthereistrulyaconcernaboutaprofessor'sprofessionalismorabilitybesuretouseonlinecourseevaluationstocalmlyofferyourcomments. A.That'swhattheyarefor. B.Turntoanonlineinstructorforhelp. C.Ifmoreinformationisneededtheywillask. D.Rememberthatonlineprofessorsgetalotofemails. E.Belowaresomecommondo'sanddon'tsforonlinelearners. F.Everyonehastakenanot﹣so﹣greatclassatonetimeoranother. G.Askquestionsbutmakesuretheyaregoodthoughtfulquestions.
MarianBechtelsitsatWestPalmBeach'sBarLouiecounterbyherselfquietlyreadinghere﹣bookasshewaitsforhersalad.Whatisshereading?Noneofyourbusiness!LunchisBechtel'smetime.AndlikemoreAmericansshe'snotalone. Anewreportfound46percentofmealsareeatenaloneinAmerica.Morethanhalf53percenthavebreakfastaloneandnearlyhalf46percenthavelunchbythemselves.Onlyatdinnertimeareweeatingtogetheranymore74percentaccordingtostatisticsfromthereport. Iprefertogooutandbeout.Alonebuttogetheryouknow?Bechtelsaidlookingupfromherbook.BechtelwhoworksindowntownWestPalmBeachhaslunchwithcoworkerssometimesbutlikemanyofustoooftenworksthroughlunchatherdesk.Alunchtimeescapeallowshertokeepabossfromtappingherontheshoulder.Sheretunstoworkfeelingenergized.TodayIjustwantedsometimetomyselfshesaid. JusttwoseatsoverAndrewMazolenyalocalvideographerisfinishinghislunchatthebar.Helikesthathecansitandcheckhisphoneinpeaceorchatupthebarkeeperwithwhomhe'sonafirst﹣namebasisifhewantstohavealittleinteraction交流.Ireflectonhowmyday'sgoneandthinkabouttherestoftheweekhesaidIt'sachanceforself﹣reflection.Youreturntoworkrechargedandwithaplan. Thatfreedomtochooseisonereasonmorepeopleliketoeatalone.Therewasatimewhenpeoplemayhavefeltawkwardaboutaskingforatableforonebutthosedaysareover.Nowwehaveoursmartphonestokeepuscompanyatthetable.Itdoesn'tfeelasaloneasitmayhavebeforealltheadvancesintechnologysaidLaurieDemerittwhosecompanyprovidedthestatisticsforthereport. 1Whatarethestatisticsinparagraph2about? A.Foodvariety. B.Eatinghabits. C.Tablemanners. D.Restaurantservice. 2WhydoesBechtelprefertogooutforlunch? A.Tomeetwithhercoworkers. B.Tocatchupwithherwork. C.Tohavesometimeonherown. D.Tocollectdataforherreport. 3WhatdoweknowaboutMazoleny? A.Hemakesvideosforthebar. B.He'sfondofthefoodatthebar. C.Heinterviewscustomersatthebar. D.He'sfamiliarwiththebarkeeper. 4Whatisthetextmainlyabout? A.Thetrendofhavingmealsalone. B.Theimportanceofself﹣reflection. C.Thestressfromworkingovertime. D.Theadvantageofwirelesstechnology.
Igraduatedin1941andofcoursegotcaughtinthewar.In1945Iwasouttwenty﹣oneyearsoldasoldierthrough35bombingmissionsandattheUniversityofWashingtontakingcreativewritingcoursessomethingI'dlookedforwardtoallthroughtheAirForce. I'dstartedwritingwhenIwasnineandwritingseemedtobetheonlythingI'deverbeableorwanttodo.MyteacherwasanewmannamedGrantRedfordaverygoodshortstorywritingteacherandasadman.HewasfromMontanaandhadbeenconnectedwiththeold.IthinkitbecamethebutI'mnotsureandIdon'tbothertolookitup.I'mafraidIwasnevermuchofastudentforRedford.Mystorieswerehopelesslyself﹣indulgent任性的onandonaboutmypersonalproblemswithoutformwithoutdevelopmentandwithoutevenanygoodwriting. HoweverIdidwritehumorinthosedaysandhadnotroublegettingitpublishedinthecampusmagazinethoughI'dhatetoseeitnow.Mostlymywritingwasusedtogetmyselfattentiontosatisfyaterriblepersonalinterestinself﹣admirationanditwasn'tuntilIconcentratedallmyeffortsonpoemsthatIwastorealizetheonlyrealrewardofwritingthatspecialwayyoufeeljustwhenyou'vedonesomethingyou like.That'sfarmoresatisfyingthanseeingyournameinprintgoodreviewspraiseorapplauseafterareading.Andmorelasting. 1Whatdoweknowabouttheauthor'schildhood? A.Agoodstudentofhisteacher. B.Crazyaboutwriting. C.Goodattellingshortstores. D.Longingtobeapilot. 2Howwashiswritingcareerattheearlystage? A.Productive. B.Successful. C.Struggling. D.Acompletefailure. 3Wheredidtheauthoreventuallyfindcomfortinwriting? A.Shortstories. B.Poems. C.Humorousstories. D.Goodreviews.
假如你是李华作为交流生在英国读书时住在Mrs.Brown家.现在刚回国不久打算给Mrs.Brown写封邮件内容包括 1.表示感谢 2.告知已寄送礼物 3.邀约她暑期游北京. 注意1.词数100左右.开头和结尾已给出.不计入总词数 2.可以适当增加细节以使行文连贯. DearMrs.Brown﹣﹣﹣﹣ Yours LiHua
ChinawillgreenlightInternetmedicalservicesconductedbymedicalinstitutionsaspartofabroaderpushtopromoteInternetPlusHealthcarethoseataStateCouncilexecutivemeetingchairedbyPremierLiKeqiangdecided. Medicalinstitutionswillbeallowedtoprovideonlinediagnosticservicesforsomecommonandchronicdiseasesinpatients'follow﹣upvisitstotheirdoctors.Thetoplevelsofhospitalswillbeencouragedtoprovideonlineservicesincludingconsultations会诊reservationsandtestresultinquiries. AsChinajoinstheranksofmiddle﹣incomecountriesthedemandforhealthserviceshasincreasedsubstantially.InternetPlusHealthcarecanhelpreducetheproblemofinaccessibleandexpensivepublichealthservicesthathavelongbeenabigconcernforthegeneralpublic. Onedecisioncomingoutofthemeetingsaystheintelligentreviewforhealthinsurancewillbeappliedandtheone﹣stopsettlementwillbeadvanced.Thereal﹣timesharingofprescriptionanddrugretailsaleswillbeexploredaswell. Wemustwastenotimeinpushingforwardthemeasuresoncethedecisionsmade.Lisaid.Inrecentyearstop﹣levelhospitalsinmajorcitieshaveseensteadyincreasesinthenumberofpatients.Medicalbillshavebecomeaheavyburdenonfamiliesandhigh﹣endmedicalresourcesstillfallshortofmeetingthegrowingdemandofthepublic. Tosolvetheproblematwo﹣pronged双管齐下的approachmustbetaken.Oneistoestablishmedicalpartnershipstostrengthencooperationbetweenmajorhospitalsandcommunityclinics.TheotheristobringforwardInternetPlusHealthcaretopromotethesharingofqualitymedicalresources. Thegovernmentwillseetoitthatlong﹣distancehealthcareservicescoverallcounty﹣levelhospitals.Somoreeffortswillbemadetoensurethathigh﹣speedbroadbandnetworkwillbeextendedtocovermedicalinstitutionsinurbanandruralareas.Dedicatedinternetaccessserviceswillbesetuptomeettheneedsforlong﹣distancehealthcareservices. 1Accordingtothetextwhichofthefollowingserviceswon'tapatientenjoyonline? A.Receivingamedicaloperation. B.Askingdoctorsforadviceafterthetest. C.Severaldoctorsdiscussionaboutthedisease. D.Makinganappointmentwithadoctorinadvance. 2WhyisthedemandforhealthservicesincreasinginChina? A.Theexpenseofmedicalcare. B.Therecognitionofhealthinsurance. C.Theimprovementofpeople'slifequality. D.Theinconvenienceofhospitalequipment. 3WhatdoesLimeanbysayingWemustwastenotimeinpushingforwardthemeasures? A.Thebillsareimpossibletoafford. B.Thesituationsareurgenttoimprove. C.Themeasuresareperfectlyworkedout D.Thehospitalsareunwillingtoadmitpatients. 4Whatcanbethesuitabletitleforthetext? A.ModernHospitals B.OnlineHealthcareonitsWay C.NoMoreBurdenforGeneralPeople D.WideApplicationsofInternetService
Angerisafeelingthatmanyofusknowalltoowell.Someofusexperienceitdaily1othersholdontoitforyearsatatime.Asyoulikelyknowangerisnotahealthy2.Overtimeitcanbecomeself﹣destructive3relationshipsandevenyourhealth. Thisisnottosaythatangerisalwaysa4thing﹣angerisanaturalpartoflivingitisa5thatsomethingiswrong.Ifangerisnota6normalandnaturalhumanemotionitis7importanttolearnandunderstandhowto8angertherightway. Youcanreleaseangertherightorthewrongway.9whetheryouhaveanangerproblemyourselfornotitis10foreveryonetounderstandwhattheright11ofreleasingangerare.Transformingangerisapowerful12totakethatwillcreatepositivechangesinourrelationships.Oneofthebestwaysto13angeristogiveyourselfthe14toexpressanger.Infactitisquitehealthytoexpressyourangeraslongasyoudoit15Rememberthatangermanagement16bothonmentalandphysicaleffort.Althoughmentaltherapyalonewillhelpyoutremendouslyforreleasingyourangeritcanonlytakeyousofar.Thesame17forexercisetoo.Howeverifyou18bothmentaltherapyandexercisingyouwillthenhave19toanunbelievablepositivesolution.Doaparticularphysicalactivity20thementalintentionofreleasingyouranger. 1A.when B.while C.but D.however 2A.life B.feeling C.happiness D.emotion 3A.reflecting B.ruining C.limiting D.satisfying 4A.bad B.good C.ordinary D.especial 5A.appearance B.mark C.signal D.gesture 6A.unbelievable B.completely C.incompletely D.carefully 7A.whatever B.how C.much D.however 8A.release B.relax C.absorb D.influence 9A.Insteadof B.Exceptfor C.Regardlessof D.Asaresultof 10A.important B.common C.hard D.easy 11A.answers B.messages C.ways D.actions 12A.step B.right C.attitude D.chance 13A.shift B.change C.move D.transform 14A.permission B.application C.affection D.admission 15A.confidently B.correctly C.gradually D.separately 16A.requires B.relies C.lacks D.decline 17A.arranges B.reaches C.prepares D.applies 18A.control B.join C.separate D.combine 19A.access B.approach C.admission D.contact 20A.inconflictwith B.ratherthan C.alongwith D.inplaceof
Backabout20monthsagoIstartedcollegeandjuststruggledwitheverythingsuchasclassesandfriends.Iquicklybecamedepressedandangryatmyselffornotbeingabouttodobetterinschoolinadditiontolackoffriendsduetopoorsocialandcommunicationskills. Thiswentonformonthsuntilmy19thbirthday.Myparentssentmeacakewhichwasagreatcake.ButIrememberhavingthislargecakeandabsolutelynoonetoshareitwith.Iendedthrowingoutthecakeafterhavingonepiecewithabout90%ofitleftover.ThatnightIwasdepressedthatIdecidedtogooutsidetothefreezingtemperatureofthewinterandrun.Iputmyearphonesinwentoutsideandranabout2milesat11p.m.onmybirthday. WhenIgotbackinsideIwascontent.IwasproudofwhatIwasabletodo.Thenextnightdidthesame.Iwasn'tquickorfitbutyouknowthatIwentoutsideanddidsomething.Thecontinuedforabout2monthsuntilIfinallyworkedupthecouragetogotothegymwhereIstartedswimmingagainasIusedtoinhighschool.AmonthwentbyandIstartedliftingweightsandcontinuallyrunning. LookingbackIcanseethatexercisehelpedcuremydepressionbutitdidn'tonlydothat.AtthegymImetnewfriendsandbackatmydormIgrewconfidencetogototheendofthehallseeingpeopleplayingSuperSmashBrothersandaskifIcouldjoin. Sogoforwardtopresentnow.IexerciseeverydayandlookforwardtothathourandahalfIgetdailytodowhatIlovewithpeoplewholoveitaswell.Ihopethishelpssomeonewhomaybeorhavebeeninasimilarsituation. 1Whatmadetheauthordecidetorunatnight? A.Hisl9thbirthday. B.Hisparents'cake. C.Hisloneliness. D.Hisfriends. 2Whichofthefollowingbestdescribestheauthor? A.Traditional. B.Determined. C.Humorous. D.Generous. 3Whatisthebiggestbenefitoftheauthor'srunning? A.Regaininghisconfidence. B.Losinghisweight. C.Playingwithhisbrothers. D.Joiningotheractivities. 4Whydoyouthinktheauthorwrotethispassage? A.Torecallhislifeincollege. B.Toshowhisgratitudetohisparents. C.Toemphasizetheimportanceoffriendship. D.Tosharehisexperienceofdealingwithhardship.
ImagineachildstandingonadivingboardfourfeethighandaskinghimselfthequestionShouldIjump?Thisiswhatmotivationorthelackofitcando.Motivationandgoalsettingarethetwosidesofthesamecoin.1.Likethechildonthedivingboardyouwillstayundecided. 2.Morethanthathowshouldyoustaymotivatedtoachievethegoal?Firstyouneedtoevaluateyourselfyourvaluesyourstrengthsyourweaknessesyourachievementsyourdesiresetc.Onlythenshouldyousetyourgoals. Youalsoneedtojudgethequalityanddepthofyourmotivation.Thisisquiteimportantbecauseitisdirectlyrelatedtoyourcommitment.Therearetimeswhenyourheartisnotinyourwork.3.Soslowdownandthinkwhatyoureallywanttodoatthatmoment.Clarity清晰ofthoughtscanhelpyoumoveforward. Anotherwayofsettingrealisticgoalsistoanalyzeyourshortandlongtermobjectiveskeepinginmindyourbeliefsvaluesandstrengths.Rememberthatgoalsareflexible.4.Theyalsoneedtobemeasurable.Youmustkeepthesepointsinmindwhilesettingyourgoals. Yourpersonalcircumstancesareequallyimportant.Forexampleyoumaywanttobeapilotbutcan'tbecomeonebecauseyoureyesightisnotgoodenough.5.Youshouldreassessyourgoalsandmotivateyourselftosetafreshgoal. Youwillsurelyneedtoovercomesomedifficultiessomeplannedbutmostunplanned.Youcannotovercomethemwithoutamplemotivation.Makesurethatyouplanforthesedifficultiesatthetimeofsettingyourgoals. A.Thiscanaffectyourwork. B.Sohowshouldyoumotivateyourself? C.Howeverthisshouldnotdiscourageyou. D.Sowhyshouldwetrytosetspecificgoals? E.Theycanchangeaccordingtocircumstances. F.Motivationiswhatyouneedmosttodoagoodjob. G.Withoutmotivationyoucanneithersetagoalnorreachit.
Hopehasprovedapowerfulpredictorofoutcomeineverystudywe'vedonesofarsaidDr.Snyderapsychologist. Inresearchwith3920collegestudentsDr.SnyderfoundthatthelevelofhopeamongfreshmenatthebeginningoftheirfirsttermwasamoreaccuratepredictoroftheircollegegradesthanweretheirS.A.T.scoresortheirgradepointaveragesinhighschool.StudentswithhighhopesetthemselveshighergoalsandknowhowtoworktoattainthemDr.Snydersaid.Whenyoucomparestudentswithequallearningabilityandpastschoolachievementswhatsetsthemapartishope. InseekingawaytoassesshopescientificallyDr.Snyderwentbeyondtheusualbeliefthathopeismerelythesensethateverythingwillturnoutallright.ThisideaisnotconcreteenoughitfailstoclarifytwokeycomponentsofhopeDr.Snydersaid. Havinghopemeansbelievingyouhaveboththewillandthewaytoaccomplishyourgoalswhatevertheymaybe. Despitethewisdomintheoldsayingwherethere'sawillthere'sawayDr.Snyderhasfoundthatthetwoarenotnecessarilyconnected.Inastudyofpeoplefrom18to70yearsoldDr.Snyderdiscoveredonlyabout40%ofpeoplearehopefulinthetechnicalsenseofbelievingtheytypicallyhavetheenergyandmeanstoaccomplishtheirgoalsabout20%ofthepeoplebelievedintheirabilitytofindthemeanstoattaintheirgoalsbutsaidtheyhadlittlewilltodosoanother20%havetheoppositepatternsayingtheyhadtheenergytomotivatethemselvesbutlittleconfidencethattheywouldfindthemeanstheresthadlittlehopeatallreportingthattheytypicallyhadneitherthewillnortheway. It'snotenoughjusttohavethewishforsomethingsaidDr.Snyder.Youneedthemeanstoo.Ontheotherhandalltheskillstosolveaproblemwon'thelpwithoutthewillpowertodoit. 1WhatdoesDr.Snyderthinkcanbestpredictafreshman'sacademicperformance? A.HisS.A.T.scores. B.Hishighschoolgrades. C.Hislevelofhope. D.Hisfamilybackground. 2Theunderlinedwordconcreteinthethirdparagraphprobablymeans• A.clear B.pure C.universal D.popular 3WhatdidDr.Syndersayabouttheoldsayingwherethere'swillthere'saway? A.Itisquiterealistic. B.Itisnotinspiringtostudents. C.Itistotallywrong. D.Itisnotalwaystrueinreality. 4Whatcanbethemostsuitabletitleforthepassage? A.Nopainsnogains. B.Hopeemergesaskeytosuccess. C.Willgetsitgoing D.Wherethere'sawillthere'saway.
OPENINGSANDPREVIEWS AnimalsOutofPaper Yolo!ProductionsandtheGreatGriffonpresenttheplaybyRajivJosephinwhichanorigami折纸术artistinvitesateenagetalentandhisteacherintoherstudio.MerriMilwedirects.Inpreviews.OpensFeb.12.WestParkPresbyterianChurch165W.86thSt.212﹣868﹣4444. TheAudience HelenMirrenstarsintheplaybyPeterMorganaboutQueenElizabethIIoftheUKandherprivatemeetingswithtwelvePrimeMinistersinthecourseofsixtyyears.StephenDaldrydirects.AlsostarringDylanBakerandJudithIvey.PreviewsbeginFeb.14.Schoenfeld236W.45thSt.212﹣239﹣6200. Hamilton Lin﹣ManuelMirandawrotethismusicalaboutAlexanderHamiltoninwhichthebirthofAmericaispresentedasanimmigrantstory.ThomasKaildirects.Inpreviews.OpensFeb.17.Public425LafayetteSt.212﹣967﹣7555. OntheTwentiethCentury KristinChenowethandPeterGallagherstarinthemusicalcomedybyBettyComdenandAdolphGreenaboutaBroadwayproducerwhotriestowinamoviestar'sloveduringacross﹣countrytrainjourney.ScottEllisdirectsforRoundaboutTheatreCompany.PreviewsbeginFeb.12.AmericanAirlinesTheatre227W.42ndSt.212﹣719﹣1300. 1WhatistheplaybyRajivJosephprobablyabout? A.Atypeofart. B.Ateenager'sstudio. C.Agreatteacher. D.Agroupofanimals. 2WhoisthedirectorofTheAudience? A.HelenMirren. B.PeterMorgan. C.DylanBaker. D.StephenDaldry. 3WhichplaywillyougotoifyouareinterestedinAmericanhistory? A.AnimalsOutofPaper. B.TheAudience. C.Hamilton. D.OntheTwentiethCentury.
假定你是李华你校将举办音乐节.请写封邮件邀请你的英国朋友Allen参加内容包括 1.时间 2.活动安排 3.欢迎他表演节目. 注意 1.词数100左右 2.可以适当增加细节以使行文连贯.
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. IamwritingtotellyousomethingaboutthetransportationinChina.Overthepastfewdecadeswehaddevelopedanamazingnetworkofpublictransportation.Besideswehavebeendecidedtomakeeffortstomakethemmuchbetter.Iamsureanetworkwillsatisfyyourneedsfortravelingeverywheremoreconvenient.Peopleusuallychoosethemeansoftransportationbasedwithsomeaspectssuchasthecostandthetimeneeding.Forexamplebusinessmenaremorelikelytravelbyplaneorhigh﹣speedtraintosavetimewhileofficeworkertendtotakebusesordrivetoworkthemselves.IbelieveyouwillquicklyfigureoutwhentogetaroundonceyouareinChina.
Forthefirsttimein10yearstheUnitedStatesgovernmenthaschangeditsguidanceonhowmuchexercisepeopleneedtostayhealthyandwhentheyshouldstart. Forchildrenandteens Thenewguidancestatesthatthemostimportanttimeforchildrentobeginexercisingisbetweentheagesof3and5.1Thatcouldbelightactivitiesmoderateactivitiesorevenvigorous剧烈的activities. Doctorssayitisimportanttostartyoung.Theyaddthatfrombirthtoage5achild'sbraindevelopsmorethanatanyothertimeinlife.2Alsochildrenwhostartexercisingatayoungagearemorelikelytoestablishhealthybehaviorstheywillcontinueintoadulthood. Butthatdoesnotmeanputtingasmallkidonatreadmill跑步机orotherexerciseequipment.3Afterallit'sakid'snaturetoplayfreelyandhappily. 4Butitshouldn'tbelessthanonehouradaythreetimesaweek.Theiractivitiesshouldmostlybeaerobic有氧的exercisesuchasbikingswimmingorrunningwhichcanstrengthentheheartandlungs.Suchexerciseshouldalsoincludemuscle﹣and﹣bone﹣strengtheningactivitiessuchasclimbingtreesorplaygroundequipmentandplayingsports. Foradults Foradultstheguidelinesrecommendexercising150minutesaweek.Thatcouldbewalkinggardeningdancingetc.5Expertssaythatevenshortamountsofaerobicexercisecanprovidehealthbenefitssuchasloweringbloodpressurereducinganxietyandimprovingsleep. A.Anykindofactivitythatgetspeopleexercisingwilldo. B.Aerobicactivityworksonlyifitlastsforatleast10minutes. C.Simplygivingakidthetimeandspacetoplayactivelyisenough. D.Childrenabove5canhavearelativelyshortertimefordailyexercise. E.Childreninthisagerangerequireaboutthreehours'activeactivitiesdaily. F.Attainingthehealthbenefitsfromexercisemaybeharderthanearlierthought. G.Thesedevelopmentshavea1astingeffectonachild'sabilitytosucceedinlife.
Tasteissuchsubjectivematterthatwedonotusuallyconductpreferencetestsforfood.Themostyoucansayaboutanyone'spreferenceisthatit'soneperson'sopinion.Butbecausethetwobigcolacompanies﹣﹣﹣﹣Coca﹣ColaandPepsiColaaremarketedsoaggressivelywe'vewonderedhowbigaroletastepreferenceactuallyplaysinbrandloyalty.WesetupatastetestthatchallengedpeoplewhoidentifiedthemselvesaseitherCoca﹣ColaorPepsifansFindyourbrandinablindtasting. WeinvitedstaffvolunteerswhohadastronglikingforeitherCoca﹣ColaorPepsiDietCokeorDietPepsi.Thesewerepeoplewhothoughtthey'dhavenotroubletellingtheirbrandfromtheotherbrand. Weeventuallylocated19regularcoladrinkersand27dietcoladrinkers.Thenwefedthemfourunidentifiedsamplesofcolaoneatatimeregularcolasfortheonegroupdietversionsfortheother.WeaskedthemtotelluswhethereachsamplewasCokeorPepsithenweanalyzedtherecordsstatisticallytocomparetheparticipants'choiceswithwhatmereguess﹣workcouldhaveaccomplished. Gettingallfoursamplesrightwasatoughtestbutnottootoughwethoughtforpeoplewhobelievedtheycouldrecognizetheirbrand.Intheendonly7outof19regularcoladrinkerscorrectlyidentifiedtheirbrandofchoiceinallfourtrials.Thediet﹣coladrinkersdidalittleworse﹣only7to27identifiedallfoursamplescorrectly. Whilebothgroupsdidbetterthanchancewouldpredictnearlyhalftheparticipantsineachgroupmadethewrongchoicetwoormoretimes.Twopeoplegotallfoursampleswrong.Overallhalftheparticipantsdidaboutaswellonthelastroundtastingasonthefirstsotirednessortasteburnoutwasnotafactor.OurpreferencetestresultsuggeststhatonlyafewPepsiparticipantsandCokefansmayreallybeabletotelltheirfavoritebrandbytasteandprice. 1Accordingtothepassagethepreferencetestwasconductedinorderto. A.showthataperson'sopinionabouttasteismereguess﹣work B.showwhichcolaisthemorelikingofthedrinkers C.findouttheroletastepreferenceplaysinaperson'schoiceofdrinking D.comparetheabilityoftheparticipantsinchoosingtheirdrinks 2Itisimpliedinthefirstparagraphthat. A.thecompetitionbetweenthetwocolasisverystrong B.theimprovementofqualityisthechiefconcernofthetwocolacompanies C.thepurposeoftastetestsistopromotethesaleofcolas D.blindtastingisnecessaryforidentifyingfans 3Thestatisticsrecordedinthepreferencetestsshowthat. A.Coca﹣ColaandPepsiarepeople'stwofavoritedrinks B.fewpeoplehadtroubletellingCoca﹣ColafromPepsi C.people'stastesdifferfromoneanother D.thereisnotmuchdifferenceintastebetweenCoca﹣ColaandPepsi 4Theauthor'spurposeinwritingthispassageisto. A.arguethattastetestingisanimportantmarketingstrategy B.showthattastepreferenceishighlysubjective C.emphasizethattasteandpricearecloselyrelatedtoeachother D.recommendthatblindtastingbeintroducedinthequalitycontrolofcolas
Onourwaytothehouseitwasraining1hardthatwecouldn'thelpwonderinghowlongitwouldtake2getthere.ItwasinthemiddleofPearlCity. Wewerefirstgreetedwiththebarkingbyapack3dogsseventobeexact.Theywerewelltrainedbytheirmasters4hadgreatexperiencewithcaringfortheseanimals.Ourhostssharedmanyoftheirexperiencesand5recommendwonderfulplacestoeatshopandvisit.Forbreakfastwewereabletoeatpapaya木瓜andotherfruitsfromtheirtreesinthebackyard. Whentheywerefreefromworktheyinvitedustolocaleventsandletusknowofaninteresting6competetowatchtogetherwiththestorybehindit.Theyalsosharedwithusmany7traditionstoriesaboutHawaiithatwere8hugepopularwithtourists.Onthelastdayofourweek﹣longstaywe9invitetoattendaprivateconcertonabeautifulfarmontheNorthShoreunderthestars10listentomusiciansandmeetinginterestinglocals.
假定你是校排球队队长李华.请写封邮件告知你的队友Chris球队近期将参加比赛内容包括 1.比赛信息 2.赛前准备 3.表达期待. 注意 1.词数100左右 2.可以适当增加细节以使行文连贯.
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八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. BeforeChristmasourschoolholdawintersportsmeeting.Asitwasthelastoneatschoolwedidwhatwecouldperformwellinanopeningceremony.Greatlytoourhappinessourshowwasverymuchsuccessful.Myclassmatestookpartinvariouseventsorourheadteacherevenjoinedusintherelayrace.ExceptWangLinseveralotherathletesalsorankedTop5.Somebroughtcamerastorecordtheexcitedmoments.Itwasquiteawonderfulexperienceandthatweobtainedwasgreatfun. Thoseout﹣of﹣classactivityindeedhelpedusrelievethepressurefromlearningandpromotedusenthusiasmforfuturestudy.
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