練習19單句改錯+閱讀理解含解析

練習19單句改錯＋閱讀理解Ⅰ.單句改錯(定語從句和狀語從句)1．BeforeIcouldsayanything,shesmiledatmeandsaidshewantedtotakemetoanotherplacewherewasspecialtoher.________________2．Buttherearesomeamonguswhicharereadytogiveupwhentheycometoahardexampleinmathematics.________________3．Theoriginalhamburgercanbetracedbacktothemiddleages,whichRussiansaterawmeatthatwascutintosmallpiecesandformedintoasmallroundflatshape.________________4．IledthemtothenearbybusstopandtoldthemtotakeBusNo.305,thatcouldtakethemtheredirectly.________________5．Therewasatimewhilemisunderstandingoccuredbetweenmyfriendandme,andwequarreledterriblyatthattime.________________6．Hetoldmethatmygoldfishwoulddiethoughtheycouldn'tadapttotheenvironmentinthewild.________________7．Ididn'tbegintolikeourhouseparentswhensomethinghappenedonenight.________________8．Itisalongtimesincetheyseparated,butitwon'tbelongwhentheymeetagain.________________9．Hesaid,“Iwasinthekitchenwithmywifeandchildrenwhileweheardaloudnoise.”________________10．Youshouldn'tspendyourtimeinplayingcomputergamesevenyouhavefinishedyourhomework.________________Ⅱ.閱讀理解A2020·湖南名校聯(lián)考說明文295詞★★☆☆☆Youmayhaveheardadultssaytheyareuncomfortableinthemorningwithoutacupofcoffee.Onereasontheymayfeelthatwayisthatcoffeecontainscaffeine(咖啡因).Caffeineoccursnaturallyincoffee,tea,andcocoabeans,whichareusedtomakechocolate.Butnowfoodmakersareaddingittomanyproducts,frompotatochipstowater.TheU.S.governmentisespeciallyworriedabouttheproblem.That'swhytheFoodandDrugAdministration(FDA)isstudyingthehealtheffectsofcaffeineonyoungpeople.Studiesshowthattoomuchcaffeinecanmakepeoplenervousandunabletosleep.What'smore,caffeineishabit-forming.Thosewhoconsumeitregularlyandstopsuddenlymayexperienceheadachesandfeeltired.Oneofthebiggestconcernsisthelargeamountofcaffeineaddedtoso-calledenergydrinks,likeRedBull.A12-ouncecanofcolahasabout35milligramsofcaffeine.AsimilarservingofRedBullcontainsmorethanthreetimesthatamount.TheInstituteofCompaniesthatmakeproductswithaddedcaffeineclaimtheydonotadvertisethemtoteenagers.However,thereisnolawtostopteenagersfrombuyingthem.SotheFDAneedstosetlimitsoncaffeine,especiallyinenergydrinks.Asforaddedcaffeineinfood,thegovernmentshouldjustsayno.Ifnot,theamountofcaffeineshouldbeprintedonfoodlabelstoremindconsumers.Thegovernmentmustdothat.Doctorssayteenagersshouldavoidcaffeine.Ifyouneedextraenergy,trythesenaturalboosters:eatright,exercise,andgetplentyofsleep.1．WhatistheU．S.governmentparticularlyconcernedabout?A．Thefactthatcoffeecontainscaffeine.B．Thepracticeofaddingcaffeinetofood.C．Themeasuresofavoidingcaffeine'seffects.D．Thepracticeofusingcaffeinetomakechocolate.2．WhyisRedBullmentionedinParagraph3?A．Toshowuscaffeine'seffectsonhealth.B．Totellusaboutteenagers'addictiontocaffeine.C．Toshowadrinkwhichcontainsmuchcaffeine.D．Toshowpeople'sconcernaboutteenagers'health.3．WhatisParagraph5mainlyabout?A．Themeasuresofprotectingteenagersfromcaffeine'seffects.B．Theprocessofthegovernment'scontrollingtheuseofcaffeine.C．Thegovernment'sresponsibilityoftakingcareofteenagers.D．Theriskofbuyingproductscontainingcaffeinenowadays.4．Theauthormayagreethat________.A．headachesandfeelingtiredarecommoninteenagersB．foodmakersaddmuchcaffeinetomanyproductsnowC．caffeineisgoodandusefulforteenagers'studyD．gettingenoughsleepcanmakepeopleenergeticB2020·河南聯(lián)盟調(diào)研說明文282詞★★☆☆☆Sleepinginisoneofthebestpartsoftheweekend.Afteralong,exhaustingworkweek,sometimesallyouwanttodoissleep.On_Friday_night,_you_slide_under_the_covers,_smiling_in_anticipation.Nowyoucanfinallycatchuponyoursleep.Exceptyoucan't.WhenyouopenyoureyesonSaturdaymorning,it'sstillearly.Ifthiswereaweekday,you'dbeupbeforeyouralarmgoesoff.Sowhat'sthedeal?Wehatetobreakittoyou,butyou'veprettymuchdonethistoyourself.Yourbodyisverygoodatrecognizingpatternsandadjustingaccordingly.Ifyou'vegotanine-to-fivejob,you'regettingupearlyfivedaysaweek.Thiseffectivelysetsyourbodyclocktowakeyouupatacertaintimeeachday.Youcanshutoffyouralarmclock,butyourbodyclockwilljustkeepticking.There'sanotherreasonthatyouprobablydon'twanttothinkabout:You'rejustnotasyoungasyouusedtobe.Weneedlesssleepaswegetolder.Babiesneedbetween16and20hours.Teenagersshould(butoftendon't)getninehoursanight.Youngerandmiddle-agedadultsneedeighthours.Ingeneral,theolderyouget,theharderitistosnoozethedayaway.Evenifyoudomanagetosleepin,youmayneverfullycatchuponyoursleep.IfyourbodyneedseighthourseverynightandyouonlygetsixorsevenfromMondaytoFriday,you'dhavetosleepanextrafivetotenhoursonSaturdaytomakeitup.Andexpertssayeventhatmaynotbeenough.Thebottomline:Sleepwhenyoucan,andenjoythoseextraweekendmorninghours.Whodoesn'twantalongerweekend?5．WhatdoestheunderlinedsentencemeaninParagraph1?A．YouknowthatyouwilloversleeponSaturdaymorning.B．Youneedn'tgetupearlyonSaturdaymorning,soyouwillhaveabettersleep.C．Sinceyoudon'tworkonSaturday,youneedn'tgotobedasusual.D．Youknowthateventhoughyouneedn'tgetupearlyonSaturdaymorning,youwillwakeasusual.6．WhatcanwelearnfromParagraph3?A．Ifyouhaveanine-to-fivejob,youarelikelytodevelopaflexiblebodyclock.B．Onceyouhavesetyourbodyclock,itisnoteasytochangeit.C．Theauthorwillnotbreakthepattern,butyouwilldoityourself.D．Ifyouadjustyourbodyclockaccordingly,youarehealthy.7．Whichofthefollowingisthereasonwhyyoucan'tsleepinonweekends?A．Youarenotwillingtoadmitthatyouareold.B．Youneedtorelaxonweekends.C．Yourbodyclockstillworksonweekends.D．Youcannevergetenoughsleep.8．Whichofthefollowingisthebesttitleforthepassage?A．WhyCan'tISleepinonWeekendsAnymore?B．WhyCan'tICatchuponMySleep?C．HowtoTurnoffMyBodyClockonSaturdays?D．HowtoGetMoreSleeponSaturdayMornings?黃金考點短文改錯——介詞考點35介詞的基本用法考例Attheendofourtrip,ItoldmyfatherthatIplannedtoreturnforeverytwoyears.[2018·全國卷Ⅰ]點撥everytwoyears獨立作狀語，表示頻率，不表示時間，其前不用表示時間的介詞，故去掉介詞for。考點36介詞用于固定搭配考例ItwasareliefandIcametoasuddenstopjustinthemiddleontheroad.[2017·全國卷Ⅰ]點撥inthemiddleof...“在……的中間”，為固定短語，故把on改成of。練習19單句改錯＋閱讀理解Ⅰ.單句改錯(定語從句和狀語從句)1．答案與解析：where→that/which先行詞place指物，且關系詞在從句中作主語，定語從句用that或which引導，故把where改成that或which。2．答案與解析：which→who/that先行詞some指“我們中的一些人”，且關系詞在從句中作主語，故用關系代詞who或that引導定語從句。3．答案與解析：which→when先行詞themiddleages指時間，且關系詞在從句中作時間狀語，非限制性定語從句用when引導，故把which改為when。4．答案與解析：that→which先行詞BusNo.305指物，且關系詞在從句中作主語，故應用which引導非限制性定語從句，故把that改成which。5．答案與解析：while→whenTherewasatimewhen...為一個固定句型。其中，when引導定語從句，故把while改成when。6．答案與解析：though→if根據(jù)語意可知，應用if引導條件狀語從句，意為“是否”，故把though改成if。7．答案與解析：when→until此處是“not...until”固定句型，故把when改成until。8．答案與解析：when→beforeItwon'tbelongbefore...為一個固定句型。其中，before引導時間狀語從句，故把when改成before。9．答案與解析：while→whenwhile與進行時態(tài)連用，由heard可知，應把while改成when。10．答案與解析：even后加if/thoughevenif/though引導讓步狀語從句，故在even后邊加上if或though。Ⅱ.閱讀理解A【語篇解讀】本文是一篇說明文?？Х?、茶和可可豆里通常含有咖啡因，但是現(xiàn)在食品制造商也在很多產(chǎn)品中添加咖啡因。美國政府對此深感擔憂，并正對此采取控制措施。1．答案與解析：B細節(jié)理解題。根據(jù)第二段第一句可知，其中的theproblem指代第一段最后一句“Butnowfood