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1、www.ks5u.com台州市联谊五校2018学年第一学期高二期中考试英语试卷本试卷分第I卷（选择题）和第II卷（非选择题），共8页，满分150分，考试时间120分钟。第I卷第一部分听力（共两节，满分30分）做题时，先将答案标在试卷上。录音内容结束后，你将有两分钟的时间将试卷上的答案转涂到答题卡上。第一节（共5小题；每小题1.5分，满分7.5分）听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。第二部分阅读理解（共两节，满分35分）第一节(共10小题；
2、每小题2.5分，满分25分)阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项，并在答题卡上将该项涂黑。AOrganicfood,grownwithoutartificialchemicals,isincreasinglypopularnowadays.Consumers(消费者)havebeenwillingtopayuptotwiceasmuchforgoodswithorganiclabels(标签).However,ifyouthinkpayingalittlemorefororganicfoodgetsyouamorenutritiousandsaferproduc
3、t,thenyou’dbettersaveyourmoney.AstudyledbyresearchersatStanfordUniversitysaysthatorganicproductsaren'tnecessarilymorenutritious,andthey'renolesslikelytosufferfromdisease-causingbacteria,either.Fortheirnewstudy,Smith-Spanglerandhercolleaguesconductedareviewoftwocategories（种类）ofresearch,including17s
4、tudiesthatcomparedhealthoutcomesbetweenconsumersoforganicagainsttraditionalfoodproducts,and223studiesthatanalyzed(分析)thenutritionalcontentofthefoods,includingkeyvitamins,mineralsandfats.Whiletheresearchersfoundlittledifferenceinnutritionalcontent,theydidfindthatorganicfruitandvegetableswere20%less
5、likelytohavechemicalsremainingonthesurfaces.Neitherorganicnortraditionalfoodsshowedlevelsofchemicalshighenoughtogobeyondfoodsafetystandards(标准).Andbothorganicandtraditionalmeats,suchaschickenandpork,wereequallylikelytobeharmedbybacteriaatverylowrates.Theresearchersdidfindthatorganicmilkandchickenc
6、ontainedhigherlevelsofomega-3fattyacids,ahealthyfatalsofoundinfishthatcanreducetheriskofheartdisease.However,thesenutritionaldifferencesweretoosmall,andthe-11-researcherswereunwillingtomakemuchofthemuntilfurtherstudiesconfirmthetrends.Organicfoodisproducedwithfewerchemicalsandmorenatural-growingpr
7、actices,butthatdoesn'talwaystranslateintoamorenutritiousorhealthierproduct.TheU.S.DepartmentofAgriculture(USDA)statesthat"whetheryoubuyorganicornot,findingthefreshestfoodsavailablemayhavethebiggesteffectontaste."
