单元检测卷21

(P281)Ⅰ.单句填空根据句子的意思，用本单元所学的 单词 英语单词 下载七年级上册英语单词表下载英语单词表下载深圳小学英语单词表 下载高中英语单词 下载 的适当形式填空。1.Asforthediet,thereareseveralsayings,anyofwhichhasnotbeenproved_______.Peopleoftodayappreciatescience.2.GregorMendelisthescientistwhousedpeastoshowhowphysical_________arepassedfromparentstotheirchildren.3.Thewifeofthisofficialhatedhischeatingdeeds,_e_________whathedidagainstsomeprinciplestothegovernment.4.Andnowwearemakingeffortstohelpprovidenewtreatmentforthese_________disabledpatients.5.Ithasbeeni_______thateverychildunder15shouldreceivecompulsoryeducation.6.Throughtheloudspeaker,wehavejustheardan_________thatallthestudentsgatheronthesquareatonce.7.Theinfectiousdiseasewasnotwellcontrolledorthoroughlydefeated.Thefollowingo________scaredtheordinarypeople.8.The_________spacereferstoaroom,adiary,aninnerpartofone’smind,andevenone’sthoughtthatbelongtoone’sown,neverwishedtobeknown.9.Countless_r________struggledandfoughthard,evengavetheirlivestoobtainafree,fair,happyworldforNewChina.10.Asimilarconclusionis____________aftertheydidexperiments,analyzedresultsandfoundsupportingevidence.Ⅱ.阅读理解Nuclearradiationhasacertainmysteryaboutit,partlybecauseitcannotbedetectedbyhumansenses.Itcan’tbeseenorheard,ortouchedortasted,eventhoughitmaybeallaroundus.Thereareotherthingslikethat.Forexample,radiowavesareallaroundusbutwecan’tdetectthem,sensethem,withoutaradioreceiver.Similarly,wecan’tsenseradioactivitywithoutaradiationdetector.Butunlikecommonradiowaves,nuclearradiationisnotharmlesstohumanbeingsandotherlivingthings.Atveryhighlevels,radiationcankillananimalorhumanbeingoutright(彻底地)bykillingmassesofcellsinimportantorgans.Buteventhelowestlevelscandoseriousdamage.Thereisnolevelofradiationthatiscompletelysafe.Iftheradiationdoesnothitanythingimportant,thedamagemaynotbesignificant.Thisisthecasewhenonlyafewcellsarehit,andiftherearekilledoutright.Yourbodywillreplacethedeadcellswithhealthyones.Butifthefewcellsareonlydamaged,andiftheyreproducethemselves,youmaybeintrouble.Theyreproducethemselvesinanunusualway.Theycangrowintocancer.Sometimesthisdoesnotshowupformanyyears.Thisisanotherreasonforsomeofthemysteryaboutnuclearradiation.Seriousdamagecanbedonewithouttheknowledgeofthepersonatthetimethatdamagehasoccurred.Apersoncanbeirradiated(放射治疗)andfeelfine,thendieofcancerfive,ten,ortwentyyearslaterasaresult.Orachildcanbebornweakoreasytogetseriousillnessasaresultofradiationabsorbedbyitsgrandparents.Radiationcanhurtus.Wemustknowthetruth.1.Accordingtothepassage,thedangerofnuclearpowerliesin____.A.nuclearmysteryB.radiationdetectionC.radiationlevelD.nuclearradiation2.Radiationcanleadtoseriousresultsevenatthelowestlevels______.A.whenitkillsfewcellsB.ifitdamagesfewcells,andiftheyreproducethemselvesC.thoughthedamagedcellscanrepairthemselvesD.unlessthedamagedcellscanreproducethemselves3.Radiationcanhurtusinthewaythatitcan______.A.killlargenumbersofcellstocausedeathimmediatelyB.damagecellswhichmaygrowintocanceryearslaterC.affectthehealthygrowthofouryoungergenerationD.leadtoalloftheaboveresults4.Whichofthefollowingcanbemostlypossiblyinferredfromthepassage?A.Theimportanceofprotectionfromradiationcannotbeoveremphasized(过分强调).B.Themysteryaboutradiationhasbeensolved.C.Cancercan’tbecausedbyradiationD.Radiationcanhurtthosewhodonotknowaboutitsdanger.Vienna—InspiteofIraq’sdecisiontostopoildeliveries,the11-nationOrganizationofPetroleumExportingCountries(OPEC)willnotincreaseproductiontomakeuptheshortfall,ministersdecidedTuesdayinVienna.The11oilministersdecidedtomeetagainonJuly3todiscusstheeffectsoftheIraqtemporarystop.Theorganization’spresident,CharkidKhelilofAlgeria,saidafterthemeetingthatstockswerehighandpriceswerestable,soquota(配额)increaseswerenotnecessary.TheE.U.CommissionhasexpressedconcernaboutIraq’soutputstop.AspeakersaidOPEChadtotakeallpossiblemeasurestokeeporlowertheoilprice.SaudiArabia’sOilMinisterAliAl-Nuaimihadearliersaidtherewouldnotbeanyshortfallofoilinthemarket.Theorganizationhadalreadytakenstepstofillthegap,hesaid.OPECSecretaryGeneralAliRodriguezaddedthattheperiodoftheIraqstoptoexportwasnotknown,sootherexporterswerenotgoingtoliftquotasyet.Ifthemarketwasdestabilized(动摇),asuitableresponsecouldbemade.IraqonMondaystopshipmentsofcrudeoiltoprotestagainsttheU.N.SecurityCouncil’sdecisiontoextendtheoil-for-foodprogrammebyonlyamonth,insteadofthenormalsix-monthrenewal(延期).JustbeforetheViennameeting,oilpriceshadgoneup,withabarrelofOPECcrudesellingfor27.05dollars,upfrom26.81dollarslastFriday.Northseaoilwasat29.26dollarsMondayevening.OPECwantedtheoilpricetostaywithinamarginof22to28dollarsandachievedthatwithcutsinJanuaryandMarchthatreduced2.5millionbarrelsperdayoffquotas.5.Iraqmadethedecisiontostopoildeliveriesbecause____.A.oilpriceistoolowintheinternationalmarketB.theU.N.SecurityCouncilhasdecidedtoshortenthetimefortheoil-for-foodprogrammeC.manyoilwellsweredestroyedduringthewarinthelate1980sD.itcouldn’tgetenoughmoneytodevelopitseconomy6.TheattitudetheE.U.CommissiontooktowardsIraq’soutputstopis____.A.activeB.concernedC.mistakenD.surprising7.“Theorganization”inParagraph2refersto____.A.OPECB.theE.U.CommissionC.APECD.WTO8.The11oilministersdecidedtomeetonJuly3sothat____.A.theycanpersuadeIraqtocontinueoilproductionB.theycanhaveadiscussionabouttheeffectsofIraq’stemporaryoilstopC.theycanhaveatalkwiththeU.N.SecurityCouncilD.theycanmakeuptheirmindstoincreaseoilproductionsⅢ.语法填空阅读下列材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。（2015·洛阳第二次统考）Everythingseemedtogo1______forJaneyesterday.Inthemorning,whenshewokeup,itwas7:20.Thatwashalfanhour2_____（late）thanusual.Shegotupandthoughtthatshecouldstillgettohercompanyontimeifshedressedandatequickly.Afterdressing3_________,shewenttothekitchentohaveaquickbreakfast.4________（hurry）,shedroppedaglassofmilkonthefloor,soshehadtocleanit.Thenshegotherhandbagandhurriedout.Whensherantothebusstop,shefoundthebushadjustleft,5_______shehadtowaitanother15minutes.Finally,shegottoheroffice,butitwas20minuteslate.6______（seat）behindherdesk,shegotreadytowork.Buttoher7_______（disappoint）,shefoundthatshehadbroughtawrongreport,soshehadtospendthewholeday8_____（rewrite）it.Attheendoftheday,shegotbackhome,butherkeys9________（leave）inheroffice.Shejustwantedtocry.Thenshelookedatherself.Shebegantolaugh10.________Shehadputtwodifferentkindsofshoesonherfeet!1____________2__________3____________4___________5_____________6____________7__________8____________9___________10____________Ⅰ.单句填空1.【答案】scientifically2.【答案】characteristics3.【答案】exposing4【答案】severely5.【答案】instructed6.【答案】announcement7.【答案】outbreak8.【答案】private9.【答案】revolutionaries10.【答案】drawnⅡ.阅读理解A语篇导读：核辐射对人类和一切生物都有影响，我们必须正视。1.D细节理解 题 快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题 。根据文章第二段的前面几句(...eventhelowestlevelscandoseriousdamage...)可知答案为D项。2.B细节理解题。由第二段倒数第2、3句可知答案选B项。3.D细节理解题。A、B、C三项在文中均被提及，所以选D项。4.A推理判断题。通常全文可知，辐射的神秘还未被揭开，所以B项错误；由第二段倒数第2、3句可知，辐射能导致癌症；D项不合常理，所以选A项。B语篇导读：本文报道了OPEC十一国石油组织在维也纳召开会议决定——在伊拉克停止石油出口的情况下，也不增加石油的生产量。5.B细节理解题。根据文章第五段可推知此题答案为B项。6.B细节理解题。根据文章第三段第1句可推知此题答案为B项。7.A细节理解题。根据文章第一段第1句和文章第二段可推知此题答案为A项。8.B细节理解题。根据文章第二段第1句可推知此题答案为B项。Ⅲ.语法填空1.wrong2.later3.herself4.Hurriedly5.so6.Seated7.disappointment8.rewriting9.hadbeenleft10.instead