译林版高中英语学案选择性必修第三册精品课件 Unit 2 Out of this world 素养培优练（二）.ppt

02Unit2Outofthisworld素养培优练（二）

Ⅰ.阅读理解(2023·新高考Ⅰ卷)WhenJohnToddwasachild,helovedtoexplorethewoodsaroundhishouse,observinghownaturesolvedproblems.Adirtystream,forexample,oftenbecameclearafterflowingthroughplantsandalongrockswheretinycreatureslived.Whenhegotolder,Johnstartedtowonderifthisprocesscouldbeusedtocleanupthemessespeopleweremaking.Afterstudyingagriculture,medicine,andfisheriesincollege,Johnwentbacktoobservingnatureandaskingquestions.Whycancertainplantstrapharmfulbacteria（细菌）?Whichkindsoffishcaneatcancer-causingchemicals?Withtheright

combinationofanimalsandplants,hefigured,maybehecouldcleanupwastethewaynaturedid.Hedecidedtobuildwhathewouldlatercallaneco-machine.ThetaskJohnsetforhimselfwastoremoveharmfulsubstancesfromsomesludge（污泥）.First,heconstructedaseriesofclearfiberglasstanksconnectedtoeachother.Thenhewentaroundtolocalpondsandstreamsandbroughtbacksomeplantsandanimals.Heplacedtheminthetanksandwaited.Littlebylittle,thesedifferentkindsoflifegotusedtooneanotherandformedtheirownecosystem.Afterafewweeks,Johnaddedthesludge.Hewasamazedattheresults.Theplantsandanimalsintheeco-machinetookthesludgeasfoodandbegantoeatit!Withinweeks,ithadallbeendigested,andallthatwasleftwaspurewater.

Overtheyears,Johnhastakenonmanybigjobs.Hedevelopedagreenhouse-likefacilitythattreatedsewage（污水）from1,600homesinSouthBurlington.Healsodesignedaneco-machinetocleancanalwaterinFuzhou,acityinsoutheastChina.“Ecologicaldesign”isthenameJohngivestowhathedoes.“LifeonEarthiskindofaboxofsparepartsfortheinventor,”hesays.“Youputorganismsinnewrelationshipsandobservewhat’shappening.Thenyouletthesenewsystemsdeveloptheirownwaystoself-repair.”

【语篇导读】本文是一篇记叙文，讲述了John