阅读理解Whatdoyouthinkthefuturewillbelike?Heresomestudentsaretalkingaboutit.Mary:Ifwedon'ttakecareoftheearthnowourchildrenandgrandchildrenwillbebornintoaworldwithmuchpollution.Therewillbe

　　阅读理解

　　Whatdoyouthinkthefuturewillbelike?Heresomestudentsaretalkingaboutit.

　　Mary:Ifwedon'ttakecareoftheearthnowourchildrenandgrandchildrenwillbebornintoaworldwithmuchpollution.Therewillbefewertreesandmorebuildingsbecausetherewillbemorepeople.•

　　Jack：IagreewithMary.Thingswillbeworse.Theweatherinthefuturewillbemuchhotter.Humanswon'tbeabletoliveontheearth.Wewillhavetolookforanotherplanettoliveon.

　　Linda：Ithinkthelifeinthefuturewillbebetter.Mostpeopleintheworldwilluse"greencars"by2020，sothere willbelesspollutionandpeoplewilllivetobe200yearsold.Asforspacetravel？Iwouldsay wewillvisitMars(火星)inabout50years.

　　()1.Theyaretalkingabout________•

　　A.pollution

　　B.weatherinthefuture

　　C.lifeinthefuture

　　( )2.WhatdoesMarythinklifewillbelikeinthefuture?

　　A.Therewillbefewertrees.

　　B.Everybodywillhaveacar.

　　C.Peoplewilllivelonger.

　　( )3.WhydoesJackthinkhumanswillhavetolookforanotherplacetoliveon?

　　A.Becausetherewillbetoomanybuildings.

　　B.Becausetheearthwillbetoohottoliveon.

　　C.Becausetherewillbetoomanypeople.

　　( )4.HowmanythingsdoesLindapredict?

　　A.One. B.Two. C.Three.