问题标题:
【Canyouimaginetravelingtoworkinaone-mansubmarine?Scientistsbelievethatsomedayone-mansubmarineswillbeasnumerousasautomobilestoday.Onesays“Onedaysoonmenwillwalkontheoceanfloorastheydoonthes】
问题描述:

Canyouimaginetravelingtoworkinaone-mansubmarine?

Scientistsbelievethatsomedayone-mansubmarineswillbeasnumerousasautomobilestoday.Onesays “Onedaysoon menwillwalkontheoceanfloorastheydoonthestreet.”Perhapsduringyourlifetime peoplewilltravel workandliveunderthesea.

Shipscarryingoilandarticlesoftradewillmovebeneaththeocean.Passengershipswillbebuilttotravelunderwater wherestormscannotdelaythemormakepeopleseasick.Specialunderwatershipswillbedesignedformining fishing andexploringunknownareas.Formilitaryuse theremaybesubmarinesthatcanflyandthendiveunderwatertoapproachthebattleareawithoutbeingseen.

Firsthoweverthehumanproblemsassociatedwithlivingintheoceanwillneedtobestudiedindetail.Manyoftheseproblemsarethesameastheproblemsoflivinginouterspace:pressurelackofoxygenandweightlessness.Alreadyscientistshavebeguntostudytheseproblems.

In1963and1964scientistsandnavydiverslivedandworkedunderwaterforseveraldaysintwoprojectswhichwerecalledSealabⅠandSealabⅡ.TheSealabⅡexperimentkeptthescientistsanddivers215feetbelowthesurfaceforthirtydaysstudyingmarinebiology temperature pressure currents andoceanbottomgeology.

Manypuzzlingquestionsremainunanswered however.Man’swarmbloodmakesitdifficultforhimtolivelongintheseawithoutsomekindsofwarmth.Canourbloodbechangedtofitnewwatersurroundings? Whatwillhappentoourmusclesifweliveinthewaterverylong? Willtheybecomesoftawayfromourusuallandexistence? Willbonesbecomeweakandourbloodpressurechange? Scientistsaresearchingforanswers.

Bystudyingplantsandanimalsdeepintheocean scientistsmayfindacureforsomeofourmostserioushumandiseases.Wemaylearntouseplantstoincreaseourworldfoodsupply.Engineersmaylearntousethepoweroftheseabybuildinghugewallstocatchtheforceofthetides.

61.Inthepassagetheauthoristalkingtousabouttheproblemsof______.

A.pressurelackofoxygenandweightlessnessinthesea

B.livingworkingbelowtheocean

C.underwatersubmarine

D.walkingontheoceanfloor

62.

师国臣回答:
  本文介绍了将来人类可能在海底工作、生活。但在海底生活或工作有许多难题,有些难题现在仍然未被解决。61.   选B。主旨大意题。本文介绍了将来人类可能在海底旅行、工作、生活。但在海底生活或工作有许多难题,有些难题现在仍然未被解决。62.   选C。细节理解题。根据第三段第二句Passengershipswillbebuilttotravelunderwater wherestormscannotdelaythemormakepeopleseasick.可知。63.   选D。细节理解题。根据第四段第二句Manyoftheseproblemsarethesameastheproblemsoflivinginouterspace: pressure lackofoxygen andweightlessness.可知在海底或太空居住我们首先要考虑压力、氧气和重力。64.   选C。细节理解题。根据第五段第二句TheSealabⅡexperimentkeptthescientistsanddivers215feetbelowthesurfaceforthirtydays studyingmarinebiology temperature pressure currents andoceanbottomgeology.可知。65.   选B。细节理解题。根据倒数第二段Man’swarmbloodmakesitdifficultforhimtolivelongintheseawithoutsomekindsofwarmth.可知为了在海底生活,我们要保持血液温暖。
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《【Canyouimaginetravelingtoworkinaone-mansubmarine?Scientistsbelievethatsomedayone-mansubmarineswillbeasnumerousasautomobilestoday.Onesays“Onedaysoonmenwillwalkontheoceanfloorastheydoonthes】|小学英语问答-字典翻译问答网》
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