阅读理解IntheUnitedStates30percentoftheadult(成年人)populationhasa“weightproblem”.Tomanypeoplethecauseisclear:weeattoomuch.Butscientificevidence(证据)doeslittletosupportthisidea.Going

　　阅读理解

　　IntheUnitedStates30percentoftheadult(成年人)populationhasa“weightproblem”.Tomanypeoplethecauseisclear:weeattoomuch.Butscientificevidence(证据)doeslittletosupportthisidea.GoingbacktotheAmericaof1910wefindthatpeoplewerethinnerthantoday.Yettheyatemorefood.Inthosedayspeopleworkedharderphysicallywalledmoreusedmachinesmuchlessanddidn’twatchTV.

　　Severalmodernstudiesmoreoverhaveshownthatfatterpeopledonoteatmoreonaverage(平均地)thanthinnerpeople.Infactsomeinvestigations(调查)suchasa1979studyof3545Londonofficeworkersreportsthatfatpeopleeatlessthanslimmerpeople.

　　Studiesshowthatslimpeoplearemoreactivethanfatpeople.AstudybyaresearchgroupatStandfordUniversitySchoolofMedicinefoundthefollowinginterestingfacts:

　　Themorethemenranthemorefattheylost.

　　Themoretheyranthemoretheyate.

　　Thusthosewhoranthemostatethemostyetlostthegreatestamountofbodyfat.

　　1．WhatkindofphysicalproblemdomanyadultAmericanshave?________.

　　[]

　　A．Theyaretoothin

　　B．Theyworktoohard

　　C．Theyaretoofat

　　D．Theylosetoomuchbodyfat

　　2．Accordingtotheinformationgiveninthepassageamong500Americanshowmanyhaveweightproblem?

　　[]

　　A．30

　　B．50

　　C．100

　　D．150

　　3．Whichofthefollowingwordscantaketheplaceofthewordsliminthispassage?

　　[]

　　A．poor

　　B．thin

　　C．healthy

　　D．rich

　　4．Comparedwith(与……相比)theadultAmericanpopulationtodaytheAmericansof1910________.

　　[]

　　A．atemorefoodandhadmorephysicalactivities

　　B．atelessfoodbuthadmoreactivities

　　C．atelessandhadlessphysicalexercise

　　D．hadmoreweightproblems

　　5．Whathavemodernmedicalandscientificresearchesreportedtous?

　　[]

　　A．Fatpeopleeatlessfoodandarelessactive.

　　B．Fatpeopleeatmorefoodthanslimpeoplebutarelessactive.

　　C．Fatpeopleeatmorefoodthanslimpeoplebutaremoreactive.

　　D．Thinpeoplerunlessbuthavegreaterincreaseinfoodintake.