（新课标）2016届高考英语二轮复习 攻关篇 专题一 科普知识类

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1、专题一科普知识类专项强化·训练A(2015成都二模)Researchersmayhavediscoveredaperfectmaterialofdieting—lowfatcakeandcheese.Britishresearcherssaytheyhavecreatedaprotein(蛋白质)thatcanreplacefatperfectly.Theproteinswillenablefoodproducerstoremovemuchofthefatusedintheirproductsbutwithoutreducingproduct

2、quality.FundedbyteamfromUniversityofEdinburgh,theresearchershaveproducedthemodified(调整了的)proteinsthateasilybreakdownandthereforeworknearlythesameasthefatsdoduringfoodproduction.“We’vepavedthewayforthedevelopmentofmodifiedproteinsthatcanbeusedtoproduceawiderrangeofappealingl

3、ow-fatfoods,”saidDr.SteveEuston,wholedtheresearch.“Theresultcouldbeimportantforhealthbenefits,aswellasareductionintheburdenontheNationalHealthService(NHS)causedbymanyweight-relatedhealthproblems.”Protein-for-fatsubstitution(替代品)isnotacompletelynewidea,buttodateithasbeenlimi

4、tedtoproductssuchasyogurts.Incheesesandcakesithasprovedlesssuccessfulinensuringtheoriginaltasteandtexturefundamentaltoconsumersatisfaction,mainlybecauseproteinscouldnotmimicthebehavioroffatscloselyenough.Bystudyingtheproteins’chemicalstructure,theteamhasdevelopedadetailedun

5、derstandingofhowproteinsbehavewhentheyareheatedorgothroughotherfoodproducingprocesses.Theproteinscouldencouragedevelopmentofawiderchoiceoflow-fatfoods,helpingconsumerstoeatmorehealthilyandreducingweight-relatedhealthproblems.Theteamhasachievedparticularlypromisingresultsinu

6、singproteinstoreplaceeggs,whichiscommonlyusedinbakeryitems.Suchsubstitutionnotonlycutsfatcontent;becauseeggscanbesubjecttosharpchangesinprice.Itcouldalsocutthecostproductsandsoencourageconsumerstoeatmorehealthily.【语篇导读】本文主要介绍了一种新型蛋白质,可以替代脂肪。1.Whatcanwelearnfromthepassage?A.

7、TheNHSwillbenefitfromthisnewfinding.B.Theresearchteamisfundedbyfoodproducers.C.Proteinforfatsubstitutionisacompletelynewidea.D.Productsofmodifiedproteinshavebeenputonsale.解析:推理判断题。根据第四段“...aswellasareductionintheburdenontheNationalHealthService(NHS)causedbymanyweight-relate

8、dhealthproblems.”可知A项正确。答案:A2.Theunderlinedword“mimic”means　　　. A.reduce　　　　　　　　B.