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选择性必修一UNIT5READINGANDTHINKING课后练.doc

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选择性必修一unit5ReadingandThinking课后练PartI基础部分根据提示完成句子Theplanreceived_________（广泛传播的）supportthroughoutthecountry.I'mthinkingofgettingan________（分机）inthebedroom.Inmost_______（事例）,therewillbenoneedforfurthertreatment.China'senergydevelopmentisbasedontheprincipleofrelyingon____（国内的）resources.Itisreportedthatmanufacturing______（出口）hasincreasedby8%.6.__________(devote)yourselftoEnglishstudy,yourEnglishwillbebetterandbetter.7.Thereportgavea28.specific___(estimate)ofcurrentemploymentsituationdevelopment.8.Itwasreportedthatduringthe_______(bomb)onlyonehousewasspared.9.Tastesandpreferencesvary_______individualtoindividual.10.Afewkindwordsattherighttimemakeallthe_______(differ).微写作训练假定你是李华，你们班的同学就“转基因作物的利与弊”进行了讨论，请你根据下列提示写一个80字左右的片段。1.产量高,产成本低，缓解粮食短缺问题。2.可能对人体有害，影响作物的多样性。参考词汇：:转基因作物geneticallymodified全球食物短缺globalfoodshortages一方面...另一方面ontheonehand....ontheotherhandPartII提高部分一、阅读理解Organic(有机的)farmingisatypeofagriculturethatbenefitsfromtherecyclinganduseofnaturalproducts.Useofdriedplantsnotonlysavesmoney,butalsoensuresthegrowthofcrops.Thetechniqueischaracterizedbytheuseofgreenmanure(肥料),biologicalpest-controlmethodsandspecialfarmingtechniquestokeepsoilproductivity.Limitingtheuseofman-madechemicalsorcompletelydoingawaywiththemreducestheriskofdiseases.Today,organicfarmingisamajorandpreferredindustryaroundtheworld.Organicallygrownfoodproductshaveahugemarket,withfarmlandcoveringabout10%ofthetotalworld-farmlandcover.ThehardworkofSirAlbertHoward,theFatherofOrganicFarming,haspaidoff.AdvantagesofOrganicFarming:(1)Theeconomicsoforganicfarmingarecharacterizedbyincreasingprofitsthroughreducedwateruseandreducedsoilerosion(侵蚀).(2)Organicfarmingproducesthesamecropsasthoseproducedthroughtraditionalfarmingmethods,butuseshalftheenergy,andholds40%moretopsoil.(3)Farmingtheorganicwayenablesfarmerstogetridofweedswithouttheuseofanychemicals.(4)Theuseofgreenpesticides(杀虫剂)isenvironmentallyfriendlyanddoesnoharmtohuman'shealth.DisadvantagesofOrganicFarming:(1)Organicmethodsoffarmingproduceless,comparedtotra