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《2015-2016学年（外研版）高中英语必修4（课件+检测） 阅读提升作业 十三 Module 4 Period 1》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。
1、温馨提示：此套题为Word版，请按住Ctrl,滑动鼠标滚轴，调节合适的观看比例，答案解析附后。关闭Word文档返回原板块。阅读提升作业十三[来源:学*科*网Z*X*X*K]Module4 Period1阅读理解A ScientistFlorenceWambuguworkswithfarmersinKenya,acountryinEastAfrica.Shehelpsthemgrowbiggerandbettercrops.Wambuguisespeciallyinterestedinfindingsimplewaystoproducemorefood.Inthepa
2、sttenyears,Wambuguhasspentmuchofhertimestudyingsweetpotatoes,whichareimportantfoodinherpartofKenya.Avirus(病毒)keptattackingtheplants.Itstoppedthesweetpotatoesfromgrowingwell.Becauseofthevirus,somefarmerslostthreequartersoftheircrops.Wambuguwenttowaragainstthevirus.Herresearchforawaytosav
3、ethesweetpotatoesledtoalabinSt.Louis,Missouri.Thelabmainlyworksongenes(基因),thechemical“computerprograms”foundinthecellsoflivingthings.Genestellaplanttoproducepinkflowersorananimaltogrowblackhair.Nowscientistshavefoundwaystomovegenesfromonelivingthingtoanother.Thatprocessiscalledgenetice
4、ngineering.Wambuguspentthreeyearsinthelab.Asaresult,shecreatedasweetpotatoplantthatcouldfightoffthevirus.WambugutestedherresearchinKenya,andherplantsproducedwonderfulsweetpotatoes.That’sjustthebeginning,Wambugubelieves.Geneticallymodified(转基因的)foods,shethinks,couldhelpfarmersinpoorcount
5、riesgrowbadlyneededcrops,thus,fewerpeoplewillgohungry.【语篇概述】本文主要介绍了科学家FlorenceWambugu以及她发明的转基因甜土豆。1.Thetextiswrittenmainlyto_______.A.tellussweetpotatoesareindangerofbeingattackedbyavirusB.introduceWambugu’scontributiontogeneticengineeringC.introduceanewwayofkillingplantvirusesD.tellhow
6、hardWambuguworkedinherlabforthreeyears【解析】选B。主旨大意题。纵观全文,可知本文介绍了肯尼亚的科学家FlorenceWambugu发明的转基因甜土豆,这为消除饥饿做出了贡献。2.WhatcausedWambugutosetupalabinSt.Louis,Missouri?A.HerwishtosavesweetpotatoesinKenya.[来源:Zxxk.Com]B.Hergreatinterestingeneticengineering.C.Herloveforsweetpotatoes.D.Herinterestinp
7、lantlife.【解析】选A。细节理解题。根据第三段“HerresearchforawaytosavethesweetpotatoesledtoalabinSt.Louis,Missouri.”可知。3.Thefourthparagraphmainlyexplainswhat_______is.A.acropvirus B.chemicaltechnologyC.acomputerprogramD.geneticengineering【解析】选D。段落大意题。第四段就基因进行了解释,并由此提出了“基因工程”这个概念。4.WhatisWam
