英语阅读七选五专项训练专项练习二RecentlysomeAmericanscientistshavegivenausefulpieceofadvicetopeopleinindustrializednations．Theysaypeopleshouldeatmoreofthesamekindoffoodeatenbyhumanslivingmorethan10,000yearsago．1Thescientistssaythatthehumanlifehaschangedgreatly．Ourbodieshavenotbeenabletodealwiththesechangesinlifestyleandthishadledtonewkindsofsicknesses．2Sotheyarecalled"diseasesofcivilization"．Manycancersanddiseasesofthebloodsystemareexamplesofsuchdiseases.ScientistsnotedthatpeopleinboththeOldStoneAgeandtheNewStoneAgeenjoyedverylittlealcoholortobacco,probablynone．3However,achangeinfoodisoneofthemaindifferencesbetweenlifeinancienttimesandthatoftoday.StoneAgepeoplehuntedwildanimalsfortheirmeat,whichhadmuchlessfatthandomesticones．Theyatealotoffreshwildvegetablesandfruits．Theydidnothavemilkoranyotherdairyproducts,andtheymadeverylittleuseofgrains．4Weeatsixtimesmoresaltthanourancestors．Weeatmoresugar．WeeattwiceasmuchfatbutonlyonethirdasmuchproteinandmuchlessvitaminC.5Butscientistssaythatwewouldbemuchhealthierifweeatmuchthesamewaytheancientpeopledid,cuttingtheamountoffatty,saltyandsweetfood.A．StoneAgepeoplelivedasimplelife.B．Buttoday,weenjoyeatingalotofthese.C．Inthatcase,theywouldlivemuchhealthier.D．Ancientpeoplealsogotlotsofphysicalexercise.E．Thesenewsicknesseswerenotknowninancienttimes.F．Peopletodayprobablydon'twanttolivelikeourancestors.G．Modernpeopleusedtosufferfrom"diseasesofcivilization".专项练习三FortherestofMarch,adiseasewillsweepacrosstheUS.Itwillkeepkidshomefromschool.1Employeeswillsuddenlylosetheirabilitytoconcentrate.Thedisease,knownas“MarchMadness”,referstotheyearly65–teamUSmen’scollegebasketballtournament(锦标赛).2Teamscompeteagainsteachotherinasingle–elimination(单局淘汰)tournamentthateventuallycrownsanationalchampion.Nearly20millionAmericanswillfindthemselvesprisonersofbasketballfestivalmadness.Thefuncomespartlyfromguessingthewinnersforeverygame.Friendscompeteagainstfriends.3Colleaguesagainstbosses.Big–nameschoolsareusuallyfavoredtoadvanceintothetournament.Buteachyeartherearedarkhorsesfromlittle–knownuniversities.Thisaddstothemadness.Watchingateamfromaschoolwith3,000studentsbeatateamfromaschoolwith30,000,formanyAmericans,isanexcitingexperience.Twoyearsago,thelittle–knownGeorgeMasonUniversitywasoneofthefinalfourteams.4Collegebasketballplayersarenotpaid,sothegameismoreaboutmakinganamefortheiruniversityandthemselves.5About$4billionwillbespentgambling(赌)ontheevent.AccordingtoMediaLifemagazine,theeventwillbringin$500millioninadvertisingincomethisyear,toppingthepost–seasonincomeofeveryUSprofessionalleague,includingthatoftheNBA.A.Husbandsagainstwives.B.Theplayerswillgoalloutforthegames.C.Butthatdoesn’tmeanmoneyisn’tinvolved.D.Collegestudentswillignorepilesofhomework.E.Peoplearewillingtospendmoremoneyonwatchingit.F.ItbeginsonMarch15andlaststhroughthebeginningofApril.G.Manypeoplehadneverevenheardoftheuniversitybeforethetournament.答案练习二七选五1—5CEDBF练习三七选五1—5DFAGC
