阅读理解AtthebeginningofthesixteenthcenturythefirstAfricanslaveswerebroughtacrosstheAtlantictotheWestIndias(西印度洋群岛).TheyweresoldtolandownersallovertheAmericas.Manynationsjoinedint

　　阅读理解

　　AtthebeginningofthesixteenthcenturythefirstAfricanslaveswerebroughtacrosstheAtlantictotheWestIndias(西印度洋群岛).TheyweresoldtolandownersallovertheAmericas.ManynationsjoinedinthistradeandsetupslavetradingpostsalongtheWestAfricanCoast.

　　Between1510and1860closeto15millionNegroslaveswereshippedtotheAmericastomixwithmillionsofEuropeansandAmericanIndianswhoalsolivedthere.

　　Slaverymadegreatchangesintheworldofcolorinthe300yearsafterColumbus.IntheNewWorldawholepopulationofcolorgroupsfromdifferentpartsoftheworldcameintobeing.

　　TheeighteenthandnineteenthcenturiesbroughtmorechangeswiththeAgeoftheMachine.Peopleleftthelandandcrowdedintocitiestoworkinthefactories.Populationsgrew.Lifebegantochangeandwithitideaschanged.Peoplebegantoquestiontheoldideathatsomemenwereborntoberulersandsometobeslaves.

　　SotheAgeoftheMachinealsobecameanageofrevolution.PeoplewonthefreedomaftertheAmericanandtheFrenchRevolutions.Andallduringthenineteenthcenturythefightfordemocracy(民主)wenton.In1848alonetherewererevolutionsinFranceIrelandEnglandCentralEuropeItalyGermanyHollandandScandinavia.

　　1．Inthe16thcentury-wenttotheWestAfricatobuyslaves.

　　[]

　　A．businessmen(商人)frommanycountries

　　B．manypeoplefromtheWestIndias

　　C．agreatmanyAmericanlandowners

　　D．millionsofEuropeans

　　2．Attheendof1860．thenumberofNegroslaveslivingintheAmericaswas-.

　　[]

　　A．about15million

　　B．over15million

　　C．nearly15million

　　D．notknown

　　3．Slavery________theAmericas.

　　[]

　　A．changedthecolorof

　　B．changedthenatureof

　　C．broughtmoreforeign-bornpopulationto

　　D．broughtmoreIndiansto

　　4．DuringtheAgeoftheMachinethe________incitiesgrewveryfast.

　　[]

　　A．slavetradingposts

　　B．colorgroups

　　C．population

　　D．rulers

　　5．In1848therewererevolutions________.

　　[]

　　A．everywhereinEurope

　　B．inquiteanumberofEuro