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Researchers in the Netherlands used ferrets to study the transmission of H1N1 and found that the dis...
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荷兰国名为荷兰王国TheKingdomofthe Netherlands
下列属于欧洲的国名有
India
U.K
France
Netherlands
加拿大荷兰和瑞士的国名拼写分别为CanadaNetherlandsSweden
ThedescriptionofcurencyoftheNetherlandsis.
Danish Krone
Deutsche Mark
Cuban Peso
Guilder
Mr.Voorhiesplannedtosendthedresserandbedthatpurcha
he
his
him
himself
ResearchersintheNetherlandsusedferretstostudythetr
through hand - to - hand contact.
through the air.
through skin contact.
through coughin
Mr.Voorhiesplannedtosendthedresserandbedthat______
he
his
him
himself
AstudyofoldermeninTheNetherlandsknownforitsdelicio
英译汉Netherlands正确的翻译为
新西兰
荷兰
芬兰
爱尔兰
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Itisnousedebatingtherelativemeritsofthispolicy.
ADolphinandanAstronomer Onedayin1963adolphinnamedElvarandafamousastronomerCarlSaganwereplayingalittlegame.Theastronomerwasvisitinganinstitutewhichwaslookingintothewaydolphinscommunicatewitheachother.Saganwasstandingontheedgeofoneofthetankswhereseveralofthesefriendlyhighlyintelligentcreatureswerekept.Elvarhadjustswumupalongsidehimandhadturnedonhisback. ThedolphinwantedSagantoscratchhisstomachagainastheastronomerhaddonetwicebefore.ElvarlookedupatSaganwaiting.Thenafteraminuteorsothedolphinleaptupthroughthewaterandmadeasoundjustlikethewordmore.Theastonishedastronomerwenttothedirectoroftheinstituteandtoldhimabouttheincident.’Ohyes.That’soneofthewordsheknows’thedirectorsaidshowingnosurpriseatall. Dolphinshavebiggerbraininproportiontotheirbodysizethanhumanshaveandithasbeenknownforalongtimethattheycanmakeanumberofsounds.Whatismorethesesoundsseemtohavedifferentfunctionssuchaswarningeachotherofdanger.Soundtravelsmuchfasterandmuchfurtherinwaterthanitdoesinair.Thatiswhythepartsofthebrainthatdealwithsoundaremuchbetterdevelopedindolphinthaninhumans.Butcanitbesaidthatdolphinshavea’language’intherealsenseoftheword?Scientistsdon’tagreeonthis. Alanguageisnotjustacollectionofsoundsorevenwords.Alanguagehasastructureandwhatwecallagrammar.Thestructureandgrammarofalanguagehelptogiveitmeaning.ForexamplethetwoquestionsWholovesMary?andWhodoesMarylove?meanverydifferentthings.Ifyoustoptothinkaboutityouwillseethatthisdifferencedoesn’tcomefromthewordsinthequestionbutfromthedifferenceinstructure.ThatiswhythequestionCandolphinsspeak?can’tbeanswereduntilwefindoutifdolphinsnotonlymakesoundsbutalsoarrangetheminagrammaticalorderwhichaffectstheirmeaning. Dolphinsarethemostusefulanimalstohumans.
ADolphinandanAstronomer Onedayin1963adolphinnamedElvarandafamousastronomerCarlSaganwereplayingalittlegame.Theastronomerwasvisitinganinstitutewhichwaslookingintothewaydolphinscommunicatewitheachother.Saganwasstandingontheedgeofoneofthetankswhereseveralofthesefriendlyhighlyintelligentcreatureswerekept.Elvarhadjustswumupalongsidehimandhadturnedonhisback. ThedolphinwantedSagantoscratchhisstomachagainastheastronomerhaddonetwicebefore.ElvarlookedupatSaganwaiting.Thenafteraminuteorsothedolphinleaptupthroughthewaterandmadeasoundjustlikethewordmore.Theastonishedastronomerwenttothedirectoroftheinstituteandtoldhimabouttheincident.’Ohyes.That’soneofthewordsheknows’thedirectorsaidshowingnosurpriseatall. Dolphinshavebiggerbraininproportiontotheirbodysizethanhumanshaveandithasbeenknownforalongtimethattheycanmakeanumberofsounds.Whatismorethesesoundsseemtohavedifferentfunctionssuchaswarningeachotherofdanger.Soundtravelsmuchfasterandmuchfurtherinwaterthanitdoesinair.Thatiswhythepartsofthebrainthatdealwithsoundaremuchbetterdevelopedindolphinthaninhumans.Butcanitbesaidthatdolphinshavea’language’intherealsenseoftheword?Scientistsdon’tagreeonthis. Alanguageisnotjustacollectionofsoundsorevenwords.Alanguagehasastructureandwhatwecallagrammar.Thestructureandgrammarofalanguagehelptogiveitmeaning.ForexamplethetwoquestionsWholovesMary?andWhodoesMarylove?meanverydifferentthings.Ifyoustoptothinkaboutityouwillseethatthisdifferencedoesn’tcomefromthewordsinthequestionbutfromthedifferenceinstructure.ThatiswhythequestionCandolphinsspeak?can’tbeanswereduntilwefindoutifdolphinsnotonlymakesoundsbutalsoarrangetheminagrammaticalorderwhichaffectstheirmeaning. Somescientistsbelievethatdolphinshavealanguageoftheirown.
Redflagwasplacedthereasatokenofdanger.
{{*HTML*}}请根据短文内容为每处空白确定1个最佳选项 {{B}}TakingaNapDuringthe Day{{/B}}??MedicalexpertssaymostAmericansdonotgetenough sleep.TheysaymoreAmericansneedto??{{U}}?51?{{/U}} forashortperiodinthemiddleoftheday.Theyareadvisingpeopletosleep lightly??{{U}}?52?{{/U}}continuingwithother activities.??Onestudyearlierthisyearfoundthatpersonswho sleepforafewminutesduringthedaywerelesslikelytodieof{{U}}?53 ?{{/U}}disease.Thestudyfollowedmorethan2300Greekadults {{U}}?54?{{/U}}aboutsixyears.Adultswhorestedforhalfanhourat leastthreetimesaweekhada37percentlower??{{U}}?55 ?{{/U}}ofdyingfromheartdiseasethanthosewhodidnotnap.? ?Studyorganizerssaidthestrongest{{U}}?56?{{/U}}wasinworking men.Theysaidnapsmightimprovehealthbymitigating减低tension {{U}}?57?{{/U}}bywork.??SomeEuropeanandLatin AmericanbusinesseshaveSupportedtheideaof{{U}}?58?{{/U}}formany gears.Theyurge催促peopleto{{U}}?59?{{/U}}workgohomeandhavea napbeforereturning.IntheUnitedStatessomecompaniesletworkersrest brieflyintheiroffices.Theybelievethisreducesmistakesandaccidentsand also{{U}}?60?{{/U}}theamountofworkapersoncando.? ?Sleepexpertssayitislikelythatpeople{{U}}?61?{{/U}}more mistakesatworkthanatothertimes.Theysaypeopleshouldnotcarryout importantduties{{U}}?62?{{/U}}theyfeelsleepy.Andtheysaythe ]restthingtodoistotakeanap.Abouttwentyminutesofrestisallyou {{U}}?63?{{/U}}.Expertssaythisprovidesextraenergyandcan increaseyour{{U}}?64?{{/U}}untiltheendoftheday.Butexperts ?{{U}}?65?{{/U}}thatanapshouldlastnomorethantwentyto thirtyminutes.Alongernapwillputthebodyintodeepsleepandwakingup willbedifficult.
Thesteadilyrisingcostoflaboronthewaterfronthasgreatlyincreasedthecostofshippingcargobywater.
ScienceandTruth FINAGLEisnotawordthatmostpeopleassociatewithscience.Onereasonisthattheimageofthescientistisofonewhoalways__________51datainanimpartialsearchfortruth.Inanydebate-___________52intelligenceschoolingenergy-thephrasesciencesaysusuallydisarmsopposition. Butscientistshavelongacknowledgedtheexistenceofafinaglefactor-atendencybymanyscientiststogiveahelpfulchangetothedatato__________53desiredresults.ThelatestofthefinaglefactorinactioncomesfromStephenJayGouldaHarvardbiologistwhohas___________54theimportant19thcenturyworkofDr.SamuelGeorgeMorton.Mortonwasfamousinhistimeforanalyzingthebrain____________55oftheskullsasameasureofintelligence.HeconcludedthatwhiteshadthelargestbrainsthatthebrainsofIndiansandblacksweresmallerand_______56thatwhitesconstituteasuperiorrace. GouldwentbacktoMorton’soriginaldataandconcludedthatthe____________57wereanexampleofthefinagleatwork.HefoundthatMorton’sdiscoverywasmadebyleavingoutembarrassingdata___________58incorrectproceduresandchanginghiscriteria-againalwaysinfavourofhisargument.Mortonhasbeenthoroughlydiscreditedbynowandscientistsdonotbelievethatbrainsizereflects__________59. ButGouldwentontosayMorton’sstoryisonlyanexampleofacommonproblemin____________60work.Someoftheleadingfiguresinscienceare________________61tohaveusedthefinaglefactor.GouldsaysthatIsaacNewtonfudgedouttosupportatleastthreecentralstatementsthathecouldnotprove.Andso_____________62LaudiusPtolemytheGreekastronomerwhosemasterworkAlmagestsummedupthecaseforasolarsystemthathadtheearthasitscenter.Recent_____________63indicatethatPtolemyeitherfakedsomekeydataorresortedheavilytothefinaglefactor. Allthisisimportantbecausethefinaglefactorisstillatwork.Forexampleintheartificialsweetenercontroversyforexampleitis________64thatallthestudiessponsoredbythesugarindustryfindthattheartificialsweetenerisunsafe________65allthestudiessponsoredbythedietfoodindustryfindnothingwrongwithit.
Theunionrepresentativeputacrossherargumentveryeffectively.
{{*HTML*}}请根据短文内容为每处空白确定1个最佳选项 {{B}}TakingaNapDuringthe Day{{/B}}??MedicalexpertssaymostAmericansdonotgetenough sleep.TheysaymoreAmericansneedto??{{U}}?51?{{/U}} forashortperiodinthemiddleoftheday.Theyareadvisingpeopletosleep lightly??{{U}}?52?{{/U}}continuingwithother activities.??Onestudyearlierthisyearfoundthatpersonswho sleepforafewminutesduringthedaywerelesslikelytodieof{{U}}?53 ?{{/U}}disease.Thestudyfollowedmorethan2300Greekadults {{U}}?54?{{/U}}aboutsixyears.Adultswhorestedforhalfanhourat leastthreetimesaweekhada37percentlower??{{U}}?55 ?{{/U}}ofdyingfromheartdiseasethanthosewhodidnotnap.? ?Studyorganizerssaidthestrongest{{U}}?56?{{/U}}wasinworking men.Theysaidnapsmightimprovehealthbymitigating减低tension {{U}}?57?{{/U}}bywork.??SomeEuropeanandLatin AmericanbusinesseshaveSupportedtheideaof{{U}}?58?{{/U}}formany gears.Theyurge催促peopleto{{U}}?59?{{/U}}workgohomeandhavea napbeforereturning.IntheUnitedStatessomecompaniesletworkersrest brieflyintheiroffices.Theybelievethisreducesmistakesandaccidentsand also{{U}}?60?{{/U}}theamountofworkapersoncando.? ?Sleepexpertssayitislikelythatpeople{{U}}?61?{{/U}}more mistakesatworkthanatothertimes.Theysaypeopleshouldnotcarryout importantduties{{U}}?62?{{/U}}theyfeelsleepy.Andtheysaythe ]restthingtodoistotakeanap.Abouttwentyminutesofrestisallyou {{U}}?63?{{/U}}.Expertssaythisprovidesextraenergyandcan increaseyour{{U}}?64?{{/U}}untiltheendoftheday.Butexperts ?{{U}}?65?{{/U}}thatanapshouldlastnomorethantwentyto thirtyminutes.Alongernapwillputthebodyintodeepsleepandwakingup willbedifficult.
ScienceandTruth FINAGLEisnotawordthatmostpeopleassociatewithscience.Onereasonisthattheimageofthescientistisofonewhoalways__________51datainanimpartialsearchfortruth.Inanydebate-___________52intelligenceschoolingenergy-thephrasesciencesaysusuallydisarmsopposition. Butscientistshavelongacknowledgedtheexistenceofafinaglefactor-atendencybymanyscientiststogiveahelpfulchangetothedatato__________53desiredresults.ThelatestofthefinaglefactorinactioncomesfromStephenJayGouldaHarvardbiologistwhohas___________54theimportant19thcenturyworkofDr.SamuelGeorgeMorton.Mortonwasfamousinhistimeforanalyzingthebrain____________55oftheskullsasameasureofintelligence.HeconcludedthatwhiteshadthelargestbrainsthatthebrainsofIndiansandblacksweresmallerand_______56thatwhitesconstituteasuperiorrace. GouldwentbacktoMorton’soriginaldataandconcludedthatthe____________57wereanexampleofthefinagleatwork.HefoundthatMorton’sdiscoverywasmadebyleavingoutembarrassingdata___________58incorrectproceduresandchanginghiscriteria-againalwaysinfavourofhisargument.Mortonhasbeenthoroughlydiscreditedbynowandscientistsdonotbelievethatbrainsizereflects__________59. ButGouldwentontosayMorton’sstoryisonlyanexampleofacommonproblemin____________60work.Someoftheleadingfiguresinscienceare________________61tohaveusedthefinaglefactor.GouldsaysthatIsaacNewtonfudgedouttosupportatleastthreecentralstatementsthathecouldnotprove.Andso_____________62LaudiusPtolemytheGreekastronomerwhosemasterworkAlmagestsummedupthecaseforasolarsystemthathadtheearthasitscenter.Recent_____________63indicatethatPtolemyeitherfakedsomekeydataorresortedheavilytothefinaglefactor. Allthisisimportantbecausethefinaglefactorisstillatwork.Forexampleintheartificialsweetenercontroversyforexampleitis________64thatallthestudiessponsoredbythesugarindustryfindthattheartificialsweetenerisunsafe________65allthestudiessponsoredbythedietfoodindustryfindnothingwrongwithit.
第三篇TheBodyClock WhyisitthatflyingtoNewYorkfromLondonwillleaveyoufeelinglesstiredthanflyingtoLondonfromNewYork?Theanswermaybeaclearcaseofbiologynotbeingabletokeepupwithtechnology. Deepinsidethebrainthereisa’clock’thatgovernseveryaspectofthebody’sfunctioning:sleepandwakecycleslevelsofalertnessperformancemoodhormonelevelsdigestionbodytemperatureandsoon.Itregulatesallofthesefunctionsona24-hourbasisandiscalledthebiologicalclock. Thebodyclockprogrammesustobesleepytwiceadaybetween3-5amandagainbetween3-5pm.Afternoonteaandnapareallculturalresponsestoournaturalbiologicalsleepinessintheafternoon. Oneofthemajorcausesofthetravellers’maladyknownasjetlagisthenon-alignmentofaperson’sinternalbodyclockwithclocksintheexternalworld.Crossingdifferenttimezonesconfusesthebiologicalclockwhichthenhastoadjusttothenewtimeandpatternsoflightandactivity.Tomakemattersmorecomplexnotallinternalbodyfunctionsadjustatthesamerate.Soyoursleep/wakemayadjusttoanewtimezoneatoneratewhileyourtemperatureadjustsatadifferentpace.Yourdigestionmaybeonadifferentschedulealtogether. Thoughweliveina24-hourdaythenaturaltendencyofthebodyclockistoextendourdaybeyond24hours.Itiscontrarytoourbiologicalprogrammingto’shrink’ourday. Thatiswhytravelinginawestwarddirectionismorebody-clockfriendlythanflyingeast.NASAstudiesoflonghaulpilotsshowedthatwestwardtravelwasassociatedwithsignificantlybettersleepquantityandqualitythaneastwardflights. Whenflyingwestyouare’extendingyourdaythustravelinginthenaturaldirectionofyourinternalclock.Flyingeastwardwillinvolve’shrinking’orreducingyourdayandisindirectoppositiontoyourinternalclock’snaturaltendency. Oneofthemorecommoncomplaintsoftravelersisthattheirsleepbecomesdisrupted.Therearemanyreasonsforthis:changingtimezonesandscheduleschanginglightandactivitylevelstryingtosleepwhenyourbodyclockisprogrammedtobeawakedisruptionoftheinternalbiologicalclockandworkinglongerhours. Itisoftensuggestedthatyouadjustyourwatchassoonasyouboardaplanesupposedlytotrytohelpyouadjusttoyourdestination’sscheduleassoonasyouarrive.Butitcantakethebodyclockseveraldaystoseveralweekstofullyadjusttoanewtimezone. Soourbodyclocktrulycan’govern’us. Theroleofthebodyclockisto
IthasbeensaidthattheActsprovidedanewcourseofactionanddidnotmerelyregulateorenlargeanoldone.
ScienceandTruth FINAGLEisnotawordthatmostpeopleassociatewithscience.Onereasonisthattheimageofthescientistisofonewhoalways__________51datainanimpartialsearchfortruth.Inanydebate-___________52intelligenceschoolingenergy-thephrasesciencesaysusuallydisarmsopposition. Butscientistshavelongacknowledgedtheexistenceofafinaglefactor-atendencybymanyscientiststogiveahelpfulchangetothedatato__________53desiredresults.ThelatestofthefinaglefactorinactioncomesfromStephenJayGouldaHarvardbiologistwhohas___________54theimportant19thcenturyworkofDr.SamuelGeorgeMorton.Mortonwasfamousinhistimeforanalyzingthebrain____________55oftheskullsasameasureofintelligence.HeconcludedthatwhiteshadthelargestbrainsthatthebrainsofIndiansandblacksweresmallerand_______56thatwhitesconstituteasuperiorrace. GouldwentbacktoMorton’soriginaldataandconcludedthatthe____________57wereanexampleofthefinagleatwork.HefoundthatMorton’sdiscoverywasmadebyleavingoutembarrassingdata___________58incorrectproceduresandchanginghiscriteria-againalwaysinfavourofhisargument.Mortonhasbeenthoroughlydiscreditedbynowandscientistsdonotbelievethatbrainsizereflects__________59. ButGouldwentontosayMorton’sstoryisonlyanexampleofacommonproblemin____________60work.Someoftheleadingfiguresinscienceare________________61tohaveusedthefinaglefactor.GouldsaysthatIsaacNewtonfudgedouttosupportatleastthreecentralstatementsthathecouldnotprove.Andso_____________62LaudiusPtolemytheGreekastronomerwhosemasterworkAlmagestsummedupthecaseforasolarsystemthathadtheearthasitscenter.Recent_____________63indicatethatPtolemyeitherfakedsomekeydataorresortedheavilytothefinaglefactor. Allthisisimportantbecausethefinaglefactorisstillatwork.Forexampleintheartificialsweetenercontroversyforexampleitis________64thatallthestudiessponsoredbythesugarindustryfindthattheartificialsweetenerisunsafe________65allthestudiessponsoredbythedietfoodindustryfindnothingwrongwithit.
{{*HTML*}}请根据短文内容为每处空白确定1个最佳选项 {{B}}TakingaNapDuringthe Day{{/B}}??MedicalexpertssaymostAmericansdonotgetenough sleep.TheysaymoreAmericansneedto??{{U}}?51?{{/U}} forashortperiodinthemiddleoftheday.Theyareadvisingpeopletosleep lightly??{{U}}?52?{{/U}}continuingwithother activities.??Onestudyearlierthisyearfoundthatpersonswho sleepforafewminutesduringthedaywerelesslikelytodieof{{U}}?53 ?{{/U}}disease.Thestudyfollowedmorethan2300Greekadults {{U}}?54?{{/U}}aboutsixyears.Adultswhorestedforhalfanhourat leastthreetimesaweekhada37percentlower??{{U}}?55 ?{{/U}}ofdyingfromheartdiseasethanthosewhodidnotnap.? ?Studyorganizerssaidthestrongest{{U}}?56?{{/U}}wasinworking men.Theysaidnapsmightimprovehealthbymitigating减低tension {{U}}?57?{{/U}}bywork.??SomeEuropeanandLatin AmericanbusinesseshaveSupportedtheideaof{{U}}?58?{{/U}}formany gears.Theyurge催促peopleto{{U}}?59?{{/U}}workgohomeandhavea napbeforereturning.IntheUnitedStatessomecompaniesletworkersrest brieflyintheiroffices.Theybelievethisreducesmistakesandaccidentsand also{{U}}?60?{{/U}}theamountofworkapersoncando.? ?Sleepexpertssayitislikelythatpeople{{U}}?61?{{/U}}more mistakesatworkthanatothertimes.Theysaypeopleshouldnotcarryout importantduties{{U}}?62?{{/U}}theyfeelsleepy.Andtheysaythe ]restthingtodoistotakeanap.Abouttwentyminutesofrestisallyou {{U}}?63?{{/U}}.Expertssaythisprovidesextraenergyandcan increaseyour{{U}}?64?{{/U}}untiltheendoftheday.Butexperts ?{{U}}?65?{{/U}}thatanapshouldlastnomorethantwentyto thirtyminutes.Alongernapwillputthebodyintodeepsleepandwakingup willbedifficult.
ADolphinandanAstronomer Onedayin1963adolphinnamedElvarandafamousastronomerCarlSaganwereplayingalittlegame.Theastronomerwasvisitinganinstitutewhichwaslookingintothewaydolphinscommunicatewitheachother.Saganwasstandingontheedgeofoneofthetankswhereseveralofthesefriendlyhighlyintelligentcreatureswerekept.Elvarhadjustswumupalongsidehimandhadturnedonhisback. ThedolphinwantedSagantoscratchhisstomachagainastheastronomerhaddonetwicebefore.ElvarlookedupatSaganwaiting.Thenafteraminuteorsothedolphinleaptupthroughthewaterandmadeasoundjustlikethewordmore.Theastonishedastronomerwenttothedirectoroftheinstituteandtoldhimabouttheincident.’Ohyes.That’soneofthewordsheknows’thedirectorsaidshowingnosurpriseatall. Dolphinshavebiggerbraininproportiontotheirbodysizethanhumanshaveandithasbeenknownforalongtimethattheycanmakeanumberofsounds.Whatismorethesesoundsseemtohavedifferentfunctionssuchaswarningeachotherofdanger.Soundtravelsmuchfasterandmuchfurtherinwaterthanitdoesinair.Thatiswhythepartsofthebrainthatdealwithsoundaremuchbetterdevelopedindolphinthaninhumans.Butcanitbesaidthatdolphinshavea’language’intherealsenseoftheword?Scientistsdon’tagreeonthis. Alanguageisnotjustacollectionofsoundsorevenwords.Alanguagehasastructureandwhatwecallagrammar.Thestructureandgrammarofalanguagehelptogiveitmeaning.ForexamplethetwoquestionsWholovesMary?andWhodoesMarylove?meanverydifferentthings.Ifyoustoptothinkaboutityouwillseethatthisdifferencedoesn’tcomefromthewordsinthequestionbutfromthedifferenceinstructure.ThatiswhythequestionCandolphinsspeak?can’tbeanswereduntilwefindoutifdolphinsnotonlymakesoundsbutalsoarrangetheminagrammaticalorderwhichaffectstheirmeaning. ThedolphinleaptupintotheairbecauseSaganwastoonearthewater.
第一篇SaltyRicePlantBoostsHarvests Britishscientistsarebreedinganewgenerationofriceplantsthatwillbeabletogrowinsoilcontainingsaltwater.Theirworkmayenableabandonedfarmstobecomeproductiveoncemore. TimFlowersandTonyYeofromSussexUniversity’sSchoolofBiologicalScienceshavespentseveralyearsresearchinghowcropssuchasricecouldbemadetogrowinwaterthathasbecomesalty. Thepairhaverecentlybegunathree-yearprogrammefundedbytheBiotechnologyandBiologicalSciencesResearchCounciltoestablishwhichgenesenablesomeplantstosurvivesaltyconditions.Theaimistobreedthiscapabilityintocropsstartingwithrice. Itisestimatedthateachyearmorethan100hectares公顷ofagriculturallandarelostbecausesaltgetsintothesoilandstunts妨碍生长plants.Theproblemiscausedbyseveralfactors.Inthetropicsmangroves红树林thatcreateswamps沼泽andtraditionallyformedbarrierstoseawaterhavebeencutdown.IntheMediterraneanaseriesofdroughtshavecausedthewatertabletodropallowingseawatertoseep渗透in.inLatinAmericairrigationoftencausesproblemswhenwaterisevaporated蒸发bytheheatleavingsaltdepositsbehind. Excesssaltthenenterstheplantsandpreventsthemfunctioningnormally.Heavyconcentrationsofmineralsintheplantsstopthemdrawingupthewatertheyneedtosurvive. ToovercometheseproblemsFlowersandYeodecidedtobreedriceplantsthattakeinverylittlesaltandstorewhattheydoabsorbincellsthatdonotaffecttheplants’growth.Theyhavestartedtobreedthesecharacteristicsintoanewricecropbutitwilltakeabouteightharvestsbeforetheresultingseedsarereadytobeconsideredforcommercialuse. OncethecharacteristicsforsurvivingsaltysoilareknownFlowersandYeowilltrytobreedtheappropriategenesintoallmannersofcropsandplants.Landthathasbeenabandonedtonaturewillthenbeabletobloomagainprovidingmuchneededfoodinthepoorercountriesoftheworld. Theattitudeoftheauthortowardstheresearchprojectis
{{*HTML*}}请根据短文内容为每处空白确定1个最佳选项 {{B}}TakingaNapDuringthe Day{{/B}}??MedicalexpertssaymostAmericansdonotgetenough sleep.TheysaymoreAmericansneedto??{{U}}?51?{{/U}} forashortperiodinthemiddleoftheday.Theyareadvisingpeopletosleep lightly??{{U}}?52?{{/U}}continuingwithother activities.??Onestudyearlierthisyearfoundthatpersonswho sleepforafewminutesduringthedaywerelesslikelytodieof{{U}}?53 ?{{/U}}disease.Thestudyfollowedmorethan2300Greekadults {{U}}?54?{{/U}}aboutsixyears.Adultswhorestedforhalfanhourat leastthreetimesaweekhada37percentlower??{{U}}?55 ?{{/U}}ofdyingfromheartdiseasethanthosewhodidnotnap.? ?Studyorganizerssaidthestrongest{{U}}?56?{{/U}}wasinworking men.Theysaidnapsmightimprovehealthbymitigating减低tension {{U}}?57?{{/U}}bywork.??SomeEuropeanandLatin AmericanbusinesseshaveSupportedtheideaof{{U}}?58?{{/U}}formany gears.Theyurge催促peopleto{{U}}?59?{{/U}}workgohomeandhavea napbeforereturning.IntheUnitedStatessomecompaniesletworkersrest brieflyintheiroffices.Theybelievethisreducesmistakesandaccidentsand also{{U}}?60?{{/U}}theamountofworkapersoncando.? ?Sleepexpertssayitislikelythatpeople{{U}}?61?{{/U}}more mistakesatworkthanatothertimes.Theysaypeopleshouldnotcarryout importantduties{{U}}?62?{{/U}}theyfeelsleepy.Andtheysaythe ]restthingtodoistotakeanap.Abouttwentyminutesofrestisallyou {{U}}?63?{{/U}}.Expertssaythisprovidesextraenergyandcan increaseyour{{U}}?64?{{/U}}untiltheendoftheday.Butexperts ?{{U}}?65?{{/U}}thatanapshouldlastnomorethantwentyto thirtyminutes.Alongernapwillputthebodyintodeepsleepandwakingup willbedifficult.
ScienceandTruth FINAGLEisnotawordthatmostpeopleassociatewithscience.Onereasonisthattheimageofthescientistisofonewhoalways__________51datainanimpartialsearchfortruth.Inanydebate-___________52intelligenceschoolingenergy-thephrasesciencesaysusuallydisarmsopposition. Butscientistshavelongacknowledgedtheexistenceofafinaglefactor-atendencybymanyscientiststogiveahelpfulchangetothedatato__________53desiredresults.ThelatestofthefinaglefactorinactioncomesfromStephenJayGouldaHarvardbiologistwhohas___________54theimportant19thcenturyworkofDr.SamuelGeorgeMorton.Mortonwasfamousinhistimeforanalyzingthebrain____________55oftheskullsasameasureofintelligence.HeconcludedthatwhiteshadthelargestbrainsthatthebrainsofIndiansandblacksweresmallerand_______56thatwhitesconstituteasuperiorrace. GouldwentbacktoMorton’soriginaldataandconcludedthatthe____________57wereanexampleofthefinagleatwork.HefoundthatMorton’sdiscoverywasmadebyleavingoutembarrassingdata___________58incorrectproceduresandchanginghiscriteria-againalwaysinfavourofhisargument.Mortonhasbeenthoroughlydiscreditedbynowandscientistsdonotbelievethatbrainsizereflects__________59. ButGouldwentontosayMorton’sstoryisonlyanexampleofacommonproblemin____________60work.Someoftheleadingfiguresinscienceare________________61tohaveusedthefinaglefactor.GouldsaysthatIsaacNewtonfudgedouttosupportatleastthreecentralstatementsthathecouldnotprove.Andso_____________62LaudiusPtolemytheGreekastronomerwhosemasterworkAlmagestsummedupthecaseforasolarsystemthathadtheearthasitscenter.Recent_____________63indicatethatPtolemyeitherfakedsomekeydataorresortedheavilytothefinaglefactor. Allthisisimportantbecausethefinaglefactorisstillatwork.Forexampleintheartificialsweetenercontroversyforexampleitis________64thatallthestudiessponsoredbythesugarindustryfindthattheartificialsweetenerisunsafe________65allthestudiessponsoredbythedietfoodindustryfindnothingwrongwithit.
Itislaiddownintheregulationsthatallmembersmustcarrytheirmembershipcardsatalltimes.
Thefueltankshadacapacityof140liters.
ScienceandTruth FINAGLEisnotawordthatmostpeopleassociatewithscience.Onereasonisthattheimageofthescientistisofonewhoalways__________51datainanimpartialsearchfortruth.Inanydebate-___________52intelligenceschoolingenergy-thephrasesciencesaysusuallydisarmsopposition. Butscientistshavelongacknowledgedtheexistenceofafinaglefactor-atendencybymanyscientiststogiveahelpfulchangetothedatato__________53desiredresults.ThelatestofthefinaglefactorinactioncomesfromStephenJayGouldaHarvardbiologistwhohas___________54theimportant19thcenturyworkofDr.SamuelGeorgeMorton.Mortonwasfamousinhistimeforanalyzingthebrain____________55oftheskullsasameasureofintelligence.HeconcludedthatwhiteshadthelargestbrainsthatthebrainsofIndiansandblacksweresmallerand_______56thatwhitesconstituteasuperiorrace. GouldwentbacktoMorton’soriginaldataandconcludedthatthe____________57wereanexampleofthefinagleatwork.HefoundthatMorton’sdiscoverywasmadebyleavingoutembarrassingdata___________58incorrectproceduresandchanginghiscriteria-againalwaysinfavourofhisargument.Mortonhasbeenthoroughlydiscreditedbynowandscientistsdonotbelievethatbrainsizereflects__________59. ButGouldwentontosayMorton’sstoryisonlyanexampleofacommonproblemin____________60work.Someoftheleadingfiguresinscienceare________________61tohaveusedthefinaglefactor.GouldsaysthatIsaacNewtonfudgedouttosupportatleastthreecentralstatementsthathecouldnotprove.Andso_____________62LaudiusPtolemytheGreekastronomerwhosemasterworkAlmagestsummedupthecaseforasolarsystemthathadtheearthasitscenter.Recent_____________63indicatethatPtolemyeitherfakedsomekeydataorresortedheavilytothefinaglefactor. Allthisisimportantbecausethefinaglefactorisstillatwork.Forexampleintheartificialsweetenercontroversyforexampleitis________64thatallthestudiessponsoredbythesugarindustryfindthattheartificialsweetenerisunsafe________65allthestudiessponsoredbythedietfoodindustryfindnothingwrongwithit.
第二篇LivingwithComputer AftertoolongontheNetevenaphonecallcanbeashock.Myboyfriend’sLiverpudianaccentsuddenlybecomeshardtounderstandaftertheclarityofhiswordsonscreen;asecretary’stoneseemsmorerejectingthanI’dimagineditwouldbe.Timeitselfbecomesfluid-hoursbecomeminutesandalternatelysecondsstretchintodays.Weekendsonceahighlightofmyweekarenowjusttwoordinarydays. ForthelastthreeyearssinceIstoppedworkingasaproducerforCharlieRoseIhavedonemuchofmyworkasatele-commuter远程交谈者.IsubmitarticlesandeditthemviaE-mailandcommunicatewithcolleaguesonInternetmailinglists.MyboyfriendslivesinEnglandsomuchofourrelationshipiscomputer-mediated. IfIdesiredIcouldstayinsideforweekswithoutwantinganything.Icanorderfoodandmanagemymoneyloveandwork.InfactattimesIhavespentaslongasthreeweeksaloneathomegoingoutonlytogetmailandbuynewspapersandgroceries.Iwatchedmostoftheblizzard暴风雪of’96onTV. Butafterawhilelifeitselfbeginstofeelunreal.IstarttofeelasthoughI’vemergedwithmymachinestakingdatainspittingthembackoutjustanothernode节点ontheNet.Othersonlinereportthesamesymptoms.Westarttostronglydisliketheoutsideformsofsocializing.It’slikeattendinganA.A.meetinginabarwitheveryoneholdingahalf-sippeddrink.WehavebecometheNetopponents’worstnightmare. Whatfirstseemedlikealuxurycrawlingfrombedtocomputernotworryingabouthairandclothesandfacehasbecomeanavoidancealackofdiscipline.Andonceyoustartreplacingrealhumancontactwithcyber-interaction网上交流comingbackoutofthecavecanbequitedifficult. AttimesIturnonthetelevisionandjustleaveittochatterinthebackgroundsomethingthatI’dneverdonepreviously.Thevoicesoftheprogramssoothe安慰mebutthenI’mjarred使感不快bythecommercials.Ifindmyselfsuckedinbysoapoperasorcompulsively强制性地needingtokeepupwiththelatestnewsandtheweather.DatelineFrontlineNightlineCNNeverypossibleangleofeverystoryoverandoverandoverevenwhentheyareofnopossibleusetome.Workmoversfromforegroundtobackground. Thepassageimpliesthatthewriterandherboyfriendlivein
第二篇LivingwithComputer AftertoolongontheNetevenaphonecallcanbeashock.Myboyfriend’sLiverpudianaccentsuddenlybecomeshardtounderstandaftertheclarityofhiswordsonscreen;asecretary’stoneseemsmorerejectingthanI’dimagineditwouldbe.Timeitselfbecomesfluid-hoursbecomeminutesandalternatelysecondsstretchintodays.Weekendsonceahighlightofmyweekarenowjusttwoordinarydays. ForthelastthreeyearssinceIstoppedworkingasaproducerforCharlieRoseIhavedonemuchofmyworkasatele-commuter远程交谈者.IsubmitarticlesandeditthemviaE-mailandcommunicatewithcolleaguesonInternetmailinglists.MyboyfriendslivesinEnglandsomuchofourrelationshipiscomputer-mediated. IfIdesiredIcouldstayinsideforweekswithoutwantinganything.Icanorderfoodandmanagemymoneyloveandwork.InfactattimesIhavespentaslongasthreeweeksaloneathomegoingoutonlytogetmailandbuynewspapersandgroceries.Iwatchedmostoftheblizzard暴风雪of’96onTV. Butafterawhilelifeitselfbeginstofeelunreal.IstarttofeelasthoughI’vemergedwithmymachinestakingdatainspittingthembackoutjustanothernode节点ontheNet.Othersonlinereportthesamesymptoms.Westarttostronglydisliketheoutsideformsofsocializing.It’slikeattendinganA.A.meetinginabarwitheveryoneholdingahalf-sippeddrink.WehavebecometheNetopponents’worstnightmare. Whatfirstseemedlikealuxurycrawlingfrombedtocomputernotworryingabouthairandclothesandfacehasbecomeanavoidancealackofdiscipline.Andonceyoustartreplacingrealhumancontactwithcyber-interaction网上交流comingbackoutofthecavecanbequitedifficult. AttimesIturnonthetelevisionandjustleaveittochatterinthebackgroundsomethingthatI’dneverdonepreviously.Thevoicesoftheprogramssoothe安慰mebutthenI’mjarred使感不快bythecommercials.Ifindmyselfsuckedinbysoapoperasorcompulsively强制性地needingtokeepupwiththelatestnewsandtheweather.DatelineFrontlineNightlineCNNeverypossibleangleofeverystoryoverandoverandoverevenwhentheyareofnopossibleusetome.Workmoversfromforegroundtobackground. Welearnfromthepassagethatthewriter
第一篇SaltyRicePlantBoostsHarvests Britishscientistsarebreedinganewgenerationofriceplantsthatwillbeabletogrowinsoilcontainingsaltwater.Theirworkmayenableabandonedfarmstobecomeproductiveoncemore. TimFlowersandTonyYeofromSussexUniversity’sSchoolofBiologicalScienceshavespentseveralyearsresearchinghowcropssuchasricecouldbemadetogrowinwaterthathasbecomesalty. Thepairhaverecentlybegunathree-yearprogrammefundedbytheBiotechnologyandBiologicalSciencesResearchCounciltoestablishwhichgenesenablesomeplantstosurvivesaltyconditions.Theaimistobreedthiscapabilityintocropsstartingwithrice. Itisestimatedthateachyearmorethan100hectares公顷ofagriculturallandarelostbecausesaltgetsintothesoilandstunts妨碍生长plants.Theproblemiscausedbyseveralfactors.Inthetropicsmangroves红树林thatcreateswamps沼泽andtraditionallyformedbarrierstoseawaterhavebeencutdown.IntheMediterraneanaseriesofdroughtshavecausedthewatertabletodropallowingseawatertoseep渗透in.inLatinAmericairrigationoftencausesproblemswhenwaterisevaporated蒸发bytheheatleavingsaltdepositsbehind. Excesssaltthenenterstheplantsandpreventsthemfunctioningnormally.Heavyconcentrationsofmineralsintheplantsstopthemdrawingupthewatertheyneedtosurvive. ToovercometheseproblemsFlowersandYeodecidedtobreedriceplantsthattakeinverylittlesaltandstorewhattheydoabsorbincellsthatdonotaffecttheplants’growth.Theyhavestartedtobreedthesecharacteristicsintoanewricecropbutitwilltakeabouteightharvestsbeforetheresultingseedsarereadytobeconsideredforcommercialuse. OncethecharacteristicsforsurvivingsaltysoilareknownFlowersandYeowilltrytobreedtheappropriategenesintoallmannersofcropsandplants.Landthathasbeenabandonedtonaturewillthenbeabletobloomagainprovidingmuchneededfoodinthepoorercountriesoftheworld. WhichofthefollowingisNOTmentionedasacauseoftheproblemdiscussedinthepassage?
第三篇TheBodyClock WhyisitthatflyingtoNewYorkfromLondonwillleaveyoufeelinglesstiredthanflyingtoLondonfromNewYork?Theanswermaybeaclearcaseofbiologynotbeingabletokeepupwithtechnology. Deepinsidethebrainthereisa’clock’thatgovernseveryaspectofthebody’sfunctioning:sleepandwakecycleslevelsofalertnessperformancemoodhormonelevelsdigestionbodytemperatureandsoon.Itregulatesallofthesefunctionsona24-hourbasisandiscalledthebiologicalclock. Thebodyclockprogrammesustobesleepytwiceadaybetween3-5amandagainbetween3-5pm.Afternoonteaandnapareallculturalresponsestoournaturalbiologicalsleepinessintheafternoon. Oneofthemajorcausesofthetravellers’maladyknownasjetlagisthenon-alignmentofaperson’sinternalbodyclockwithclocksintheexternalworld.Crossingdifferenttimezonesconfusesthebiologicalclockwhichthenhastoadjusttothenewtimeandpatternsoflightandactivity.Tomakemattersmorecomplexnotallinternalbodyfunctionsadjustatthesamerate.Soyoursleep/wakemayadjusttoanewtimezoneatoneratewhileyourtemperatureadjustsatadifferentpace.Yourdigestionmaybeonadifferentschedulealtogether. Thoughweliveina24-hourdaythenaturaltendencyofthebodyclockistoextendourdaybeyond24hours.Itiscontrarytoourbiologicalprogrammingto’shrink’ourday. Thatiswhytravelinginawestwarddirectionismorebody-clockfriendlythanflyingeast.NASAstudiesoflonghaulpilotsshowedthatwestwardtravelwasassociatedwithsignificantlybettersleepquantityandqualitythaneastwardflights. Whenflyingwestyouare’extendingyourdaythustravelinginthenaturaldirectionofyourinternalclock.Flyingeastwardwillinvolve’shrinking’orreducingyourdayandisindirectoppositiontoyourinternalclock’snaturaltendency. Oneofthemorecommoncomplaintsoftravelersisthattheirsleepbecomesdisrupted.Therearemanyreasonsforthis:changingtimezonesandscheduleschanginglightandactivitylevelstryingtosleepwhenyourbodyclockisprogrammedtobeawakedisruptionoftheinternalbiologicalclockandworkinglongerhours. Itisoftensuggestedthatyouadjustyourwatchassoonasyouboardaplanesupposedlytotrytohelpyouadjusttoyourdestination’sscheduleassoonasyouarrive.Butitcantakethebodyclockseveraldaystoseveralweekstofullyadjusttoanewtimezone. Soourbodyclocktrulycan’govern’us. Itcanbeseenfromthelasttwoparagraphsthat
Herfaithupheldherintimesofsadness.
ScienceandTruth FINAGLEisnotawordthatmostpeopleassociatewithscience.Onereasonisthattheimageofthescientistisofonewhoalways__________51datainanimpartialsearchfortruth.Inanydebate-___________52intelligenceschoolingenergy-thephrasesciencesaysusuallydisarmsopposition. Butscientistshavelongacknowledgedtheexistenceofafinaglefactor-atendencybymanyscientiststogiveahelpfulchangetothedatato__________53desiredresults.ThelatestofthefinaglefactorinactioncomesfromStephenJayGouldaHarvardbiologistwhohas___________54theimportant19thcenturyworkofDr.SamuelGeorgeMorton.Mortonwasfamousinhistimeforanalyzingthebrain____________55oftheskullsasameasureofintelligence.HeconcludedthatwhiteshadthelargestbrainsthatthebrainsofIndiansandblacksweresmallerand_______56thatwhitesconstituteasuperiorrace. GouldwentbacktoMorton’soriginaldataandconcludedthatthe____________57wereanexampleofthefinagleatwork.HefoundthatMorton’sdiscoverywasmadebyleavingoutembarrassingdata___________58incorrectproceduresandchanginghiscriteria-againalwaysinfavourofhisargument.Mortonhasbeenthoroughlydiscreditedbynowandscientistsdonotbelievethatbrainsizereflects__________59. ButGouldwentontosayMorton’sstoryisonlyanexampleofacommonproblemin____________60work.Someoftheleadingfiguresinscienceare________________61tohaveusedthefinaglefactor.GouldsaysthatIsaacNewtonfudgedouttosupportatleastthreecentralstatementsthathecouldnotprove.Andso_____________62LaudiusPtolemytheGreekastronomerwhosemasterworkAlmagestsummedupthecaseforasolarsystemthathadtheearthasitscenter.Recent_____________63indicatethatPtolemyeitherfakedsomekeydataorresortedheavilytothefinaglefactor. Allthisisimportantbecausethefinaglefactorisstillatwork.Forexampleintheartificialsweetenercontroversyforexampleitis________64thatallthestudiessponsoredbythesugarindustryfindthattheartificialsweetenerisunsafe________65allthestudiessponsoredbythedietfoodindustryfindnothingwrongwithit.
ScienceandTruth FINAGLEisnotawordthatmostpeopleassociatewithscience.Onereasonisthattheimageofthescientistisofonewhoalways__________51datainanimpartialsearchfortruth.Inanydebate-___________52intelligenceschoolingenergy-thephrasesciencesaysusuallydisarmsopposition. Butscientistshavelongacknowledgedtheexistenceofafinaglefactor-atendencybymanyscientiststogiveahelpfulchangetothedatato__________53desiredresults.ThelatestofthefinaglefactorinactioncomesfromStephenJayGouldaHarvardbiologistwhohas___________54theimportant19thcenturyworkofDr.SamuelGeorgeMorton.Mortonwasfamousinhistimeforanalyzingthebrain____________55oftheskullsasameasureofintelligence.HeconcludedthatwhiteshadthelargestbrainsthatthebrainsofIndiansandblacksweresmallerand_______56thatwhitesconstituteasuperiorrace. GouldwentbacktoMorton’soriginaldataandconcludedthatthe____________57wereanexampleofthefinagleatwork.HefoundthatMorton’sdiscoverywasmadebyleavingoutembarrassingdata___________58incorrectproceduresandchanginghiscriteria-againalwaysinfavourofhisargument.Mortonhasbeenthoroughlydiscreditedbynowandscientistsdonotbelievethatbrainsizereflects__________59. ButGouldwentontosayMorton’sstoryisonlyanexampleofacommonproblemin____________60work.Someoftheleadingfiguresinscienceare________________61tohaveusedthefinaglefactor.GouldsaysthatIsaacNewtonfudgedouttosupportatleastthreecentralstatementsthathecouldnotprove.Andso_____________62LaudiusPtolemytheGreekastronomerwhosemasterworkAlmagestsummedupthecaseforasolarsystemthathadtheearthasitscenter.Recent_____________63indicatethatPtolemyeitherfakedsomekeydataorresortedheavilytothefinaglefactor. Allthisisimportantbecausethefinaglefactorisstillatwork.Forexampleintheartificialsweetenercontroversyforexampleitis________64thatallthestudiessponsoredbythesugarindustryfindthattheartificialsweetenerisunsafe________65allthestudiessponsoredbythedietfoodindustryfindnothingwrongwithit.
第三篇TheBodyClock WhyisitthatflyingtoNewYorkfromLondonwillleaveyoufeelinglesstiredthanflyingtoLondonfromNewYork?Theanswermaybeaclearcaseofbiologynotbeingabletokeepupwithtechnology. Deepinsidethebrainthereisa’clock’thatgovernseveryaspectofthebody’sfunctioning:sleepandwakecycleslevelsofalertnessperformancemoodhormonelevelsdigestionbodytemperatureandsoon.Itregulatesallofthesefunctionsona24-hourbasisandiscalledthebiologicalclock. Thebodyclockprogrammesustobesleepytwiceadaybetween3-5amandagainbetween3-5pm.Afternoonteaandnapareallculturalresponsestoournaturalbiologicalsleepinessintheafternoon. Oneofthemajorcausesofthetravellers’maladyknownasjetlagisthenon-alignmentofaperson’sinternalbodyclockwithclocksintheexternalworld.Crossingdifferenttimezonesconfusesthebiologicalclockwhichthenhastoadjusttothenewtimeandpatternsoflightandactivity.Tomakemattersmorecomplexnotallinternalbodyfunctionsadjustatthesamerate.Soyoursleep/wakemayadjusttoanewtimezoneatoneratewhileyourtemperatureadjustsatadifferentpace.Yourdigestionmaybeonadifferentschedulealtogether. Thoughweliveina24-hourdaythenaturaltendencyofthebodyclockistoextendourdaybeyond24hours.Itiscontrarytoourbiologicalprogrammingto’shrink’ourday. Thatiswhytravelinginawestwarddirectionismorebody-clockfriendlythanflyingeast.NASAstudiesoflonghaulpilotsshowedthatwestwardtravelwasassociatedwithsignificantlybettersleepquantityandqualitythaneastwardflights. Whenflyingwestyouare’extendingyourdaythustravelinginthenaturaldirectionofyourinternalclock.Flyingeastwardwillinvolve’shrinking’orreducingyourdayandisindirectoppositiontoyourinternalclock’snaturaltendency. Oneofthemorecommoncomplaintsoftravelersisthattheirsleepbecomesdisrupted.Therearemanyreasonsforthis:changingtimezonesandscheduleschanginglightandactivitylevelstryingtosleepwhenyourbodyclockisprogrammedtobeawakedisruptionoftheinternalbiologicalclockandworkinglongerhours. Itisoftensuggestedthatyouadjustyourwatchassoonasyouboardaplanesupposedlytotrytohelpyouadjusttoyourdestination’sscheduleassoonasyouarrive.Butitcantakethebodyclockseveraldaystoseveralweekstofullyadjusttoanewtimezone. Soourbodyclocktrulycan’govern’us. Flyinginawestwarddirectionwill
第一篇SaltyRicePlantBoostsHarvests Britishscientistsarebreedinganewgenerationofriceplantsthatwillbeabletogrowinsoilcontainingsaltwater.Theirworkmayenableabandonedfarmstobecomeproductiveoncemore. TimFlowersandTonyYeofromSussexUniversity’sSchoolofBiologicalScienceshavespentseveralyearsresearchinghowcropssuchasricecouldbemadetogrowinwaterthathasbecomesalty. Thepairhaverecentlybegunathree-yearprogrammefundedbytheBiotechnologyandBiologicalSciencesResearchCounciltoestablishwhichgenesenablesomeplantstosurvivesaltyconditions.Theaimistobreedthiscapabilityintocropsstartingwithrice. Itisestimatedthateachyearmorethan100hectares公顷ofagriculturallandarelostbecausesaltgetsintothesoilandstunts妨碍生长plants.Theproblemiscausedbyseveralfactors.Inthetropicsmangroves红树林thatcreateswamps沼泽andtraditionallyformedbarrierstoseawaterhavebeencutdown.IntheMediterraneanaseriesofdroughtshavecausedthewatertabletodropallowingseawatertoseep渗透in.inLatinAmericairrigationoftencausesproblemswhenwaterisevaporated蒸发bytheheatleavingsaltdepositsbehind. Excesssaltthenenterstheplantsandpreventsthemfunctioningnormally.Heavyconcentrationsofmineralsintheplantsstopthemdrawingupthewatertheyneedtosurvive. ToovercometheseproblemsFlowersandYeodecidedtobreedriceplantsthattakeinverylittlesaltandstorewhattheydoabsorbincellsthatdonotaffecttheplants’growth.Theyhavestartedtobreedthesecharacteristicsintoanewricecropbutitwilltakeabouteightharvestsbeforetheresultingseedsarereadytobeconsideredforcommercialuse. OncethecharacteristicsforsurvivingsaltysoilareknownFlowersandYeowilltrytobreedtheappropriategenesintoallmannersofcropsandplants.Landthathasbeenabandonedtonaturewillthenbeabletobloomagainprovidingmuchneededfoodinthepoorercountriesoftheworld. WhichofthefollowingstatementsaboutFlowersandYeoistrue?
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