高考英語閱讀理解D篇

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1、實(shí)用標(biāo)準(zhǔn)文案高考英語閱讀理解D篇2004全國一卷Beforeanewtypeofairplanegoesintoservice,everypartofitistestedagainandagain.Buttherearetwoteststhataremoreimportantthanalltheothers.Thefirstiscalledthe“tanktest".Amodemairplanemustflyveryhighinthesky.Airmustbepumpedintotheplanesothatthepassengerscanbreathe.Themetalstructure(

2、結(jié)構(gòu))oftheplanehastobeverystrongforthisreason.Whentheplaneisfilledwithair,theairpressesagainsttheskinoftheplaneinside.Thepressure(壓力)onasmallwindowislikeahugefootthatistryingtogetout.Ifasmallpartoftheplaneweretofail,theplanewouldexplodeinthesky.Totestthestructureoftheplane,theplaneisloweredintoahug

3、etankorcontainerofwater.Thenitisfilledwithair.Thepressureinsidetheplaneisgreaterthaniteverwillbewhenitishighupintheair.Finally,thereisanexplosion.Thisdoesnotcausesomuchdamageinsidethewatertankasitwouldanywhereelse.Engineerscandiscoverwhichpartoftheplanehasbroken.Thenthatpartismadestronger.Themostd

4、angeroustesthappenswhenthenewplaneisgoingthroughtestflightsintheair.Thetestpilotmustfindoutexactlywhathappenswhentheengines(發(fā)動機(jī))areallshutoffatonce.Theplanebeginstofalllikeastone.Itisthepilot’sjobtofindouthowhecangetcontroloftheplaneagain.Thesetwotestsareexamplesofhowplanesaremadesafebeforetheyeve

5、rcarrypassengers.68.Bydoingthe"tanktest",theengineerscanfindout_______.A.theamountofairintheplaneB.thestrengthoftheplanestructureC.thepressureinsideandoutsidetheplaneD.thepoweroftheairplaneengines69.Whatwillhappentotheplaneunderthe"tanktest"?A.Itwillbebroken.B.Itwillbemadestronger.C.Itwillbefilled

6、withwater.D.Itwillbetestedbypilots,70.Accordingtothetext,whyaretestflightsmostdangerous?A.Theplanemayexplodeintheair.B.Thepilotmaylosecontroloftheplane.C.Theenginesmaybedamaged.D.Toomuchairmaygetintotheplane.71.Whatmightbethemostsuitabletitleforthetext?A.TwoImportantTestsonAirplanesB.TheImportance

7、ofFlyingSafelyC.TheDangerofTestingAirplanesD.HowAirplanesAreMadeandTested文檔大全實(shí)用標(biāo)準(zhǔn)文案2005全國一卷Asanyhomemakerwhohastriedtokeeporderatthedinnertableknows,thereisfarmoretoafamilymealthanfood.SociologistMichaelLewishasb