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1、专题3阅读理解Ⅰ：主旨大意题班级姓名学号分数（测试时间：45分钟）1.【四川省蓉城名校高2018届高三上学期第一次联考】CSure,chocolateisadelicioustreat,andit’sastapleofsomeofourfavoritedesserts.Butit’snotahealthfood,soitshouldbeenjoyedinmoderation-right?Well,itturnsoutthateatingchocolatemightactuallyhaveapret
2、tysignificanthealthbenefit.AccordingtoresearchconductedbyfivescientistsinItaly,compoundsfoundinchocolate,calledflavanols,canhelpboostcognitive(认知的)performance.Yup,chocolate’sgoodforyourbrain.Thescientists,studyingattheUniversitiesofRomeandL’Aquila,sum
3、marizedresearchfromtendifferentstudies.Thestudiesassessedpeople’sperformanceoncognitivetestsbeforeandaftereatingcocoaorchocolate.Theresultswereprettytelling:innineoutofthetenstudies,therewasanoticeableimprovementafterthesubjectshadeatenthechocolate.Th
4、escientistsfoundimprovementsin“generalcognition,attention,processingspeedandworkingmemory.”Soundsprettygoodtous!Andthat’snotall.Insubjects,especiallywomen,whoperformedthetestswhilesleep-deprived,theflavanolshelpedrelievethenegativeeffectsofthesleepdep
5、rivation.Andthere’sevenmoregoodnews.Theresearchersalsofoundthateatingchocolatedaily(overperiodsrangingfromfivedaystothreemonths)producednoticeablelong-termimprovementsincognition.Olderadults,whosememorieswerealreadydeclining,sawanespeciallysignificant
6、improvement.Allchocolatehasflavanols,sincetheyoccurnaturallyincocoa.However,darkchocolateloversfeelhappy,becauseithasmoreflavanolsthananyothertypeofchocolate.Infact,thescientiststhemselveshaveclaimedthat,afterdoingthisresearch,they’vestartedeatingdark
7、chocolateeveryday!Now,we’renotsayingyoushouldstarteatingchocolateforbreakfast,lunchanddinner-it’sstillhighinsugarandlowinnutrients.Butnexttimeyoufindyourselfyawningafterasleeplessnight,snackonsomechocolateandlettheflavanolsworktheirmagic.11.What’sthem
8、ainideaofthepassage?A.Chocolateisabeneficialbutunhealthyfood.B.Eatingchocolatebenefitsourlearning.C.Eatingchocolateworksonyoursleep.D.Chocolatecontainslownutrients.【答案】11.A2.【河北省衡水中学2018届高三上学期五调考】BMymotherdiedinAugust2005．Eightmonthslater，Ibeg
