英文阅读理解复习题,帮我做下好吗?1.Thegrowthofpopulationduringthepastfewcenturiesisnoproofthatpopulationwillcontinuetogrowstraightupwardtowardinfinityanddoom.Onthecontrary,demographichistoryoffersevidence
英文阅读理解复习题,帮我做下好吗?
1.Thegrowthofpopulationduringthepastfewcenturiesisnoproofthatpopulationwillcontinuetogrowstraightupwardtowardinfinityanddoom.Onthecontrary,demographichistoryoffersevidencethatpopulationgrowthhasnotbeenatallconstant.Accordingtopaleo-ecologistEdwardDeevey,thepastmillionyearsshowthreemomentouschanges.Thefirst,arapidincreaseinpopulationaroundonemillionB.C.,followedtheinnovationsoftool-makingandtool-using.Butwhenthenewpowerfromtheuseoftoolshadbeenexploited,therateofworldpopulationgrowthfellandbecamealmoststable.
Thenextrapidjumpinpopulationstartedperhaps10,000yearsago,whenmenbegantokeepherds,plowandplanttheearth.Onceagainwheninitialproductivitygainshadbeenabsorbed,therateofpopulationgrowthabated.
Thesetwoepisodessuggestthatthethirdgreatchange,thepresentrapidgrowth,whichbeganintheWestbetween250and350yearsago,mayalsoslowdownwhen,oriftechnologybeginstoyieldfewerinnovations.Ofcourse,thecurrentknowledgerevolutionmaycontinuewithoutforeseeableend.Eitherwaycontrarytopopularbeliefinconstantgeometricgrowth-populationcanbeexpectedinthelongruntoadjusttoproductivity.
1).WhichofthefollowingisNOTTRUEaccordingtothepassage?
A.Increaseinpopulationisrelatedtoproductivity.
B.Populationgrowthcannotberegardedasasocialfailure.
C.Humanpopulationexpandsatastraightupwardtrend.
D.Populationgrowthhasshownupsanddownsindemographichistory.
2).Howmanysignificantdemographicchangeseveroccurredinthepastonemillionyears?
A.Three.
B.Two.
C.None.
D.One.
3).Whatisfoundtohavecloserelationshipwithrapidincreaseinpopulation?
A.Waysdiscoveredtoincreaseproductivity.
B.Warbetween2countries.
C.Migrationfromacontinenttoanothercontinent.
D.Anewreligionbeginningtobeacceptedbypeople.
4).Whatcanbeconcludedwhenthecurrenttideofknowledgerevolutionebbs?
A.Populationgrowthwillbecomeaccelerated.
B.Productivitywillrise.