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2020版高考英语大一轮复*Module5ALessoninaLab课时作业(五)(含解析)外研版必修1

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Module 5 A Lesson in a Lab 课时作业(五) 建议时间/30 分钟 Ⅰ.阅读理解 词数:289 话题:预防地铁水灾的新发明 文体:说明文 Super-stormSandyslammedintotheeasternUnitedStatessixyearsago.Thewind-driven watercausedalotofflooding,especiallyintheregion ‘ssubwaysystem.Nowtwoteenshaveinventedadevicethatcouldhelppreventfuturesubwayf loods. InNewYorkCityalone,super-stormSandycausedanestimated$19billionindamage.Much ofthefloodwaterenteredthesubwaysystemthroughitsventilationgrates(通风 栅).Thosemetalgrillsusuallylieatgroundlevel.Whenthesystemisshutdownaheadofafloo d,engineerstrytocoverthosegrateswithplywood(胶合 板)andsandbags.Butthefloodingoftenwashesawaythosemeasures,whichallowswatertoflo wintothetunnels.Raisingthosegratesevenatinybitabovegroundlevelwouldcostalotofmo ney.Otherideashaveincludedbuildingtallchimneysaroundtheholes.Thatwouldraisetheg ratesandcostalotofmoney,too. KyleandRaymondcameupwithadifferent,lessexpensiveidea.Theydesignedametalgrat ewithabuilt-in,adjustablecover.Whentrainsarerunning,onepartofthegrateslidesopen tobringinfreshair.Butwhenthesystemisshutdown,thatpartcanbeslidshuttocompletelyb lockthegrate. Theirgrateisthesamesizeasthegratesusednow.So,itwouldbesimple,theysay,tolift outtheoldgrateanddropinareplacement.Theirdesignincludestamper-prooffeatures,whi chcanpreventfromoperationmistakes.Theymakesurethatpeopledon ‘tintentionallyshutoffairflowduringnormalconditions.Forpeoplewiththeproperkey, itwouldonlytakeaminuteortwotoclosethegrateaheadofaflood. 1.What‘sthesecondparagraphmainlyabout? A.Thestepstooperategrates. B.Themeasurestopreventflood. C.Thefunctionofplywoodandsandbags. D.Thedisadvantageofpresentsubwaysystem. 2.Whichofthefollowingwordsbestdescribesthetwoteens‘newinvention? A.Costly. B.Time-saving. C.Practical. D.Conventional. 3.What‘sthepurposeofdesigningthetamper-prooffeature? A.Toreplacetheoldgratecorrectly. B.Toclosethegrateaheadofaflood. C.Toensureairflowinnormalconditions. D.Tostopthetrainspeedingupunexpectedly. 4.Wheredoesthetextmostprobablycomefrom? A.Anewsreport. B.Anadventurousstory. C.Anintroductiontonewequipment. D.Aguidebookofmakinggrates. Ⅱ.阅读七选五 词数:264 话题:睡眠 文体:说明文 Howtogetmoresleep? Manystudieswarnthatnothavingenoughsleepmayleadtoserioushealthproblems,affec tingourdailylife,workandstudy.You‘veprobablyknownthisforlong,yetyoustilldon ‘tgetafullnightsleepduetoanincredibleworkschedule.Sowhatcanyoudotomakemoretime forsleep,andgetabetternight‘srestoverall? Investinabetter-qualitymattress(床垫).Ifyou ‘resleepingonayears-old,worn-outmattress,it ‘snowonderwhyyouwakeupfeelingtiredinthem



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