2016年秋季北师大版九年级英语上册unit8同步练习含答案

Unit8Discoveries一、单项选择1. ---Doyouhaveanyproblemsifyou

thisjob? ---Well,I'mthinkingabouttheworkingday. A.offer B.willoffer C.areoffered D.willbeoffered2. Iwill

workoutthisquestion. A.ableto B.beableto C.can D.could3. ---Wecan'tbesuccessful

wekeepworkinghard. ---Iagreewithyou. A.if B.unless C.because D.when4. FormostpeopleinAmerica,homeshouldbe,

,comfortable. A.atall B.infact C.aboveall D.atfirst5. Linda'sfatherhateswaitinginlonglines.Ithinkhe'sjustnotvery

. A.patient B.talented C.popular D.powerful6. ---Mrs.Li,willyoubeangry

yourstudentsdon'tobeytherulesinclass? ---Alittle.ButIwillstoptheminafriendlyway. A.if B.unless C.though7. Thesoldierwasprobablyfeelingexcitedwhenhe

downthestairs. A.came B.comes C.hascome D.willcome8. Thekidsmaynotgotoschoolinthefuture.They

athomeoncomputers. A.havestudied B.willstudy C.studied9. Eachyearquitealotoffood

aroundtheworld.It'sreallytimeforustodosomething. A.waswasted B.iswasted C.wasted D.willbewasted10. Myteacher'swordshadabigeffect

me.Fromthenon,Ibegantoworkhardonallthesubjects. A.in B.on C.for D.with11. Wewillgoforapicnicifit

tomorrow. A.doesn'train B.wasn'trainy C.won'train D.wasn'training12. Thelittlegirlwasunable

hername. A.towrite B.towriting C.write D.writing13. Theoldtheatrewillclosesoon

someextradonationsaremade. A.so B.if C.because D.unless14. I'dliketobuyabigandmodernhouse.

,Ihopeit'sinaquietneighborhood. A.Afterall B.Aboveall C.Asaresult D.Atthatmoment15. Youhavetobe

andwaituntilIfinishmywork. A.patient B.strict C.honest D.active二、单词拼写(单句首字母填空)16.Thed

ofColumbuswasquiteaneventintheworld.17.Whenyousmoke,youshouldthinkaboutitse

onyouandyourhealth.18.Becauseofthecoldweather,therearemorep

inhospitals.19.Thestoryhappenedlastc

.20.Whop

theprizeatthemeetinglastnight?21.Manynewd

weremadewiththehelpofacompass.22.Thee

parentshaveontheirchildrenaregreat.23.Asateacher,youshouldbep

withyourstudents.Iftheycan'tunderstand,youshouldexplainagain.24.AlbertEinsteinhadoneofthegreatmindsoflastc

.25.Hesaidhewaspleasedtop

theprizesthatday.三、单词拼写(根据中文提示拼写单词)26.Itisanew

(发现)inscience.27.Arethereany

(实验室)inyourschool?28.It'ssaidthattheworldwillchangealotduringthenexttwo

(世纪).29.Heansweredtheteacher'squestion

(正确地).30.Thedoctortreatedhisheadachewithanewdrugbutdidn't

(治愈)him.31.Thesedays,there'remanyp

inthehospitalbecauseofthebadweather.32.Eachgroupshould

(提交)areporttotheteacherafterthesurvey.33.Playingcomputergamestoomuchhasabad

(影响)onus.34.It'sagreat

(荣誉)tobeinvitedtoyourhouse.35.Manynew

(发现)weremadewiththehelpofcompass.四、翻译(根据中文提示完成句子)36.他只不过是个小孩子，你应该对他耐心点。Heisjustasmallchild,soyoumust

him.37.假如你没有钱了，你会怎么做？What

doifyou

anymoney?38.

(如果老虎住在野外),theywillhuntfortheirownfood.39.除非有医生的证明，否则你必须参加体育测试。You'rerequiredtotake

intheP.E.test

youhaveadoctor'snote.40.也许你会为他们不能找到解决空气污染问题的方法而担心。Maybeyoufearthattheywon't

findthesolutionstotheproblemofairpollution.41.地震中受灾的孩子需要很多帮助，但最重要的是爱。（词数不限）Thechildrenwhohavesufferedfromtheearthquakeneedplentyofhelp,but

theyneedlove.42.王老师对她的学生总是很有耐心。Ms.Wangisalways

herstudents.43.如果你不快点儿，就赶不上火车。Ifyou

up,you

thetrain.44.

(如果你饿了),youcanbuysomefood.（词数不限）45.别横跨街道除非交通灯变成绿色。（词数不限）Don'tgoacrossthestreet

.五、完形填空On46

1st,Mikedecidedtoplayajokeonhisfriend.AtlunchtimehesaidtoTom,“Ithinkwe'regoingtohaveasciencetest(测验)thisafternoon.”“Atest?”saidTom.“Really?”“Yes,it'squite47

.”saidMike.“WhenIwaspassingbyMr.Hill'sroom,hewastalkingwith48

teacherabouttest.Ithinktherewill49

asciencetestthisafternoon.TellBobandKateaboutit.”Later,TomtoldBobandKateaboutthetest.50

almostallthestudentsinMr.Hill'sscienceclassknewaboutit.Theyquicklywentintotheclassroomandbeganto51

.ButnotMike.Hewaslaughingtohimself52

hisclassmates.“Thatfools!”hethought.“Aprilfools.”Whenclassbegan,Mr.Hillsaidtothestudents.“Class,we'regoingtohaveatesttoday.”Mikewassurprised.Hecouldnot53

whattodo.WhenMr.Hillhandedoutthe54

,thestudentsbegantowrite.ButnotMike.He55

thinkandthinkandthink.ItreallywasAprilFools'DayforMike.46. A.March B.April C.May D.June47. A.true B.wrong C.really D.right48. A.theother B.another C.others D.allthe0thers49. A.be B.have C.hold D.take50. A.Afteralongtime B.Afterschool C.Afterthescienceclass D.Soon51. A.play B.domathsexercises C.study D.read52. A.about B.at C.for D.by53. A.know B.want C.like D.do54. A.test B.books C.paper D.papers55. A.could B.might C.should D.hadto六、阅读理解ALaboratoryworkisyourchancetolearnsciencefirsthand.Itcanbefunbutyoumustbecarefultopreventinjury.Listencloselywhenyourteacherreadsandexplainstherulesbeforeyourfirstlablesson.LABORATORYRULESThroughouttheLessonDonotenterthesciencelabwithouttheteacher'spermission.Nofoodordrinksaretobeallowedinthesciencelab.BeforetheExperimentReadallinstructionscarefullybeforeeveryexperiment.Preparetheapparatus(仪器)andarrangeitsothatyouwillnotknockitoverwhiledoingtheexperiment.DuringtheExperimentIfyouareunsureofhowtouseanyapparatusorhowtooperate,askyourteacherforhelp.Neversmellortastechemicalsunlessyourteachergivespermission.AftertheExperimentWashtheapparatusafteruseandreturnittotheplaceswhereitwas.Throwwastematerialsinproperwastebaskets.FirstAidReportallaccidentstoyourteacherimmediately.Ifyouspill(溅出)anychemicalsontoyourbodyorclothing,washwithplentyofwaterandreporttoyourteacher.56.Yourteacherwillprobablytellyoutherulesabove

thefirstlablesson. A.before B.since C.during D.after57.Beforeeveryexperiment,youshould

. A.tastethechemicalsfirst B.cleantheapparatus C.readallinstructionscarefully D.reportalltheaccidentstotheteacher58.Whenyouarenotsurehowtousetheapparatus,

. A.trythemonyourown B.readtherulescarefully C.askyourteacherforhelp D.putitback59.Itisclearthatyoucan

. A.bringfoodintothelab B.enterthelabanytime C.smellchemicalsasyoulike D.learnsciencedirectlyinthelab60.Ifyougetchemicalsontheclothing,youcanfindwaystosolveitinthepart

. A.BeforetheExperiment B.FirstAid C.DuringtheExperiment D.AftertheExperimentBMyfirstdayofschoolwasveryinterestingandcouldn'tbeeasilyforgotten.Iwenttomyscienceclassinthemorningandfoundaseatintheback.Iwaitedtherefor15minutesbeforethebellrang.Thescienceteachertoldusaboutsomeclassrules.NoonetalkedtomeandIdidn'ttalktoanyoneelse.Iwasoneofthoseveryshygirls.Afterthescienceclass,IhadanEnglishclass.IthoughtitwouldbeboringbutlaterIfounditveryfunny.WhentheclassesofthemorningendedIwenttolunch.IsatoutsidethediningroomwithnoonetotalktoandnofoodbecauseIwastoonervoustojointhelunchline.IkeptlookingaroundhopingtoseesomeoneIknewbutIneversawanyone.LunchendedandIwenttohavemyartclass.Iwasthefirstonethereandnotevenmyteacherwasthereyet.SoIsatatmydeskandstarteddrawingsomepictures.Ididn'tnoticetherestoftheclasswalkinginorthegirlthatwasstandingbehindmetillIwassurprisedbythevoice,"Sowhatareyoudrawing?"Itwasagirlwhohadreallylonghair.SheendedupbeingmybestfriendandoneofthekindestandliveliestgirlsIknow.Inthenextclassmeeting,theteacheraskedustotalkaboutthepastholiday.Iwasgladtomakesomenewfriendsintheclass.ThefirstdayofhighschoolwashardformebutIgotthroughit.61.Whatdoweknowaboutthewriter'sscienceclass? A.Shewas15minuteslateforit. B.Shelearnedsomeclassrules. C.Shemadesomenewfriends. D.Shesatinthefrontrow.62.Accordingtothewriter,theEnglishclasswas

. A.boring B.interesting C.hard D.useful63.Thewriterhadnolunchbecauseshe

. A.wasn'thungry B.forgotthelunchtime C.wasafraidtostandinline D.didn'tlikethediningroom64.Intheartclass,thewriter

. A.gottoknowalivelygirl B.talkedaboutherpastholiday C.metsomeonesheknewbefore D.drewsomepicturesaboutherclass65.Whatwasthewriter'sfirstclassintheafternoon? A.Theclassmeeting. B.TheEnglishclass. C.Thescienceclass. D.Theartclass.CIfyou'reeverapartfromyourchildren,anewstudysaysjusttalkingonthephonewillhelpjustasmuchasahug(拥抱).Ifyou'reaparentwhospendslonghoursonthejob,youprobablyfeelsorryforspendingsomuchtimeawayfromyourkids.Buttheresultsofanewstudyshowthatamother'svoicealonecanbejustascomfortingtoananxiouschildasphysicalcontact(接触).Inanexperiment,researchersfromtheUniversityofWisconsinMadisonaskedagroupofgirlsbetweentheagesof7and12tosolvemathproblemsinfrontofjudges—astressfulsituationforanyone.Beforethegirlsweresettogivetheiranswers,theresearchersmeasuredtheirlevelsoftwohormones(荷尔蒙):cortisol,whichgoesupduringstressfulperiods,andoxytocin,the"love"hormone,whichgoesdownatthesametime.Afterthegirlsfinishedtheproblems,someofthemgottomeetupwiththeirmothersrightaway.Themomscameinandhuggedthegirls.Anothergroupofthegirlsdidn'tseetheirmothers,butreceivedphonecallsfromthem,inwhichtheirmotherstoldthemhowwellthey'ddone.Thefinalgrouphadnocontactwiththeirmothers,butinsteadwatchedananimalmovie,MarchofthePenguins.Finally,thegirls'hormonelevelsweremeasuredagain.Althoughthemoviewasinteresting,itdidnothingtoreducethechildren'sanxiety—but,surprisingly,boththephysicalcontactandphonecallsfromtheirmothershadthesameeffectonreducingthegirls'stresslevels.So,nomatterhowoldyouare,ifyou'refeelingstressedaboutsomethinginyourlife,aphonecalltoMommightbejustthekeytohelpyoufeelbetter.66.Ifagirlisunderstress,

. A.shecan'tsolvemathproblems B.shewillhavehighlevelsofhormone C.oxytocinwillremainatahighlevel D.cortisolwillgoupwithoxytocindown67.Whichofthefollowingistherightorderinwhichthestudywascarriedout?a.Thegirls'levelsofhormonesweremeasuredagain.b.Thegirlssolvedmathproblems.c.Thegirls'levelsofhormonesweremeasured.d.Thegirlsweredividedintothreegroups. A.b-c-d-a B.d-b-c-a C.c-b-d-a D.d-c-b-a68.Fromthepassage,wecaninferthat

. A.itiseasyforgirlstosolvemathproblems B.thegirlswhohadwatchedthemovieremainedanxious C.mothersshouldhugtheirkidsasoftenaspossible D.oldergirlshavehighercortisolthanyoungerones69.What'sthemainideaofthepassage? A.Amother'svoicecancomfortheranxiouskids. B.Mothersshouldoftenhugtheirkids. C.Mothersshouldspendenoughtimecaringabouttheirkids. D.Scientistsdiscoveredwhykidsbecomestressedwhenhavingtests.DAfishthatlivesinAmericacanliveoutofwaterformonthsatatime,similartohowanimalsgotusedtolandmillionsofyearsago,anewstudyshows.TheMangroveRivulets,akindoflittlefish,livesinsmallpoolsofwater.Whentheirlivingplacedriesup,theyliveontheland,saidScottTaylor,aresearcherinFlorida.Thefishcangrowaslargeasthreeinches.Theygrouptogetherandbreatheairthroughtheirskinbeforetheycanfindwateragain.Thenewscientificdiscoverycameduringatrip.“Weweretravellingforfun.AndonedayIkickedoveralog(圆木)andthefishcameout.”Taylortoldreportersbytelephone.HesaidhewouldmakehisstudyonthefishknowntothepublicinanAmericanmagazineearlynextyear.Inlabtests,Taylorsaidhefoundthefishcanliveupto66daysoutofwaterwithouteating.Someotherfishcanliveoutofwaterforashortperiodoftime.ThewalkingcatfishfoundinSoutheastAsiacanstayonlandforhoursatatime,whilelungfish(肺鱼)foundinAustralia,AfricaandSouthAmericacanliveoutofwater,butonlyinanotactive(活跃的)way.ButnootherknownfishcanbeoutofwateraslongastheMangroveRivuletsandkeepactive,accordingtoPatriciaWright,abiologistataCanadianUniversity.Morestudiesofthefishmaytellhowanimalschangedovertime.“Theseanimalsliveinconditionssimilartothosemillionsofyearsago,whenanimalsbegantomovefromwaterontoland.”Wrightsaid.70.TheMangroveRivuletsisatypeoffishthat

. A.livesonlandinAfrica B.canstayaliveformonthsoutofwater C.preferslivingindryplaces D.isthelongestlivingfishonearth71.WhowillwriteareportonMangroveRivulets? A.ScottTaylor. B.Somereporters. C.PatriciaWright. D.ScientistsfromEurope.72.Accordingtothepassage,lungfishcan

. A.breathethroughitsskin B.befoundinAsia C.keepaliveoutofwater D.keepaliveandwalkonland73.Whichoneofthesentencesbelowisnottrue? A.TheMangroveRivuletsfishcanliveoutofwateraslongasotheranimalsifithassomethingtoeat. B.Millionsofyearsago,animalsbegantoliveontolandfromwater. C.LungfishfoundinAustralia,AfricaandSouthAmericacanliveoutofwaterinanotactiveway. D.ThewalkingcatfishfoundinSoutheastAsiacanstayonlandforhoursatatime.74.WhatcanwesayaboutthediscoveryofMangroveRivulets? A.ItwasmadebyScottTaylor,aresearcherinNewYork. B.ItwashelpedbyanAmericanmagazine. C.ItwashelpedbyPatriciaWright. D.Itwasmadebyaresearcherwhiletravelling.七、短文7选5(5选5等)ImagineaboyfromasmallvillageinEastAfrica.Hehasbeenlookingaftercowsfromaveryearlyage.Attwelve,heknowsmoreaboutcowsthanmostofus.75.

Hasthisboyeverhadanyeducation?Educationisdiscoveringaboutourselvesandaboutthepeopleandthingsaroundus.Allthepeoplewhocareaboutus—ourparents,brothers,sisters,friends—areourteachers.76.

Westartlearningonthedayweareborn,notonthefirstdaywegotoschool.Everydaywehavenewexperiences,likefindingabird'snest(巢),discoveringanewstreetinourneighborhoodandmakingfriendswithsomeonewedidn'tlikebefore.77.

Encouragementfromthepeoplearoundusmakesitpossibleforustodiscoverthingsasmuchaspossible.Aswegrowup,webegintofindoutwhatweareabletodo.Wemaybegoodatcooking,orsingingorplayingfootball.78.

Justthinkingaboutcookingdoesn'ttellusifwearegoodatit.Welearnsomuchjustinourdailylife.79.

Ofcoursewecanlearnsomethingsbetterathomethanatschool,likehowtodotheshopping,andhowtohelpoldordisabledpeoplewhocan'tdoeverythingforthemselves.Atschool,teachershelpustoreadandwrite.Withtheirhelp,webegintoseethingsindifferentways. A.Tosharenewexperienceswithotherpeopleisevenmorefun. B.Infact,welearnsomethingfromeveryonewemeet. C.Wefindthisoutbydoingthesethings. D.However,hehasneverbeentoschool. E.Sowhyisschoolimportant?八、阅读与表达(问答式)LastmonthIgotthechancetotakepartinanunderwaterresearchprojectinanareaoftheGulfofMexicocalledtheFlowerGardens.Ateamofprofessionalresearchersweretryingtolearnmoreaboutthefishandotheranimalsthatliveinthispartofthesea.TheFlowerGardensarealongwayfromtheshore(海岸)andwespentthreedaysonaboat.Theteamusedapieceofunderwaterequipmenttocollectinformation.ThisunderwaterequipmentiscalledaRemotelyOperatedVehicle(ROV).TheROVcouldmeasurewaterdepthandtemperatureanditalsohadacamerathatsentlivefilmbacktotheboat.TheROVwasgreatfun.Itwascontrolledbyacomputerontheboat,andIwasallowedtooperateitafewtimes.However,thethingIenjoyedmostwasdivingintothewater.Atfirst,Iwasquitefrightened—mainlybecauseIcouldn'tseelandinanydirection.ButassoonasIjumpedintothewater,Iwasn'tafraidanymore.ItwasamazingtoseethecolourfulfishswimmingaroundandIcouldseeallthewaytotheFlowerGardens,whicharealmost30metresdown.IwillneverforgettheFlowerGardens.ThetripwaslikeaholidaybutIalsolearntnewthingsaboutscienceandresearchprojects.Theteamwerevery