阅读理解。Somepeoplearepessimistic(悲观的)whentheythinkaboutthefuture.Theysaythatahundredyearsfromnowwewillhaveusedupmostoftheearthsresources.Wewillhavemadeourseassodirtythatwewillnotbea

　　阅读理解。

　　Somepeoplearepessimistic(悲观的)whentheythinkaboutthefuture.Theysaythatahundred

　　yearsfromnowwewillhaveusedupmostoftheearthsresources.Wewillhavemadeourseasso

　　dirtythatwewillnotbeabletoeatfishfromthem.Therewillbesomanypeopleintheworldthatwe

　　willhavetouseallthecountrysideforhousing;therewillbenofarmlandleft.

　　Otherpeoplehaveadifferentideaaboutthefuture.Intheirviewthecityofthefuturewillbea

　　hugepyramid-shaped(金字塔形的)buildingwhichwillbefloatingonthesurfaceofthesea.About

　　5000familieswilllivethereandtherewillalsobeschoolsshopsinit.

　　Inahundredyears'timepeoplewillnotneedtouseoil.Theywillheattheirhomeswithpowerfrom

　　thesun.

　　Thinkofspace.Perhapsastationwillbesetuponthemoon;peoplewillbeabletovisitthemoon

　　astourists.Theymayevenspendtheirholidaysinspacetravellingfromplanettoplanet.

　　Whataninterestingpicture!

　　Manypeopledon'tthinkaboutthefuture."Idon'tcare.I'llbedead."theysay.Butitisourduty

　　tocarebecausetheworldofahundredyears'timewillbetheworldofourchildren'sandtheirchildren

　　afterthem.

　　1.Howmanyviewpointsarediscussedhereaboutthefuture?

　　A.Two

　　B.Three

　　C.Four

　　D.Five

　　2.Inthepessimisticviewpeoplewill inahundredyears'time.

　　A.havetousepowerfromthesea

　　B.havetoliveonthemoon

　　C.beabletogrowfoodonthesea

　　D.finditdifficulttoliveontheearth

　　3.Wherewillpeopleliveinthefutureintheoptimisticview?

　　A.Onthemoon

　　B.Onthesea

　　C.Inpyramids

　　D.Onotherplanets

　　4.Thewriterofthearticleseemstoagree .

　　A.withthosewholookatthebrightsideofthefuture

　　B.withthosewhotakeapessimisticviewaboutthefuture

　　C.withthosewhowon'ttroubletheirheadsaboutthefuture

　　D.tononeoftheseviewpoints