高考英语_阅读理解选编20

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1、专业.专注重庆市2017高考英语阅读理解选编（20）阅读下列短文,从给的四个选项(A、B、C和D)中,选出最佳选项。(2013·临沂市三模，D)Mapsoftheworld'spopulationshowthatthemajorityofpeopletodaylivenearwater.Welivealongcoastlines,aroundbays,upthecourseofriversandstreamsandonislands.Wealsovacationatthebeachandfindcomfortfishingonalake.Nothingmakessmallchil

2、drenhappierthanthechanceofplayinginwater.Moresurprisingly,thishumanfavorforwatermakesevolutionary(进化的)sense.Sure,weneeddrinkingwatertolive,butwehavealsobenefitedfromwhat'sswimmingunderthewaves.NeuroscientistCrawfordoftheUniversityofNorthLondonhasproposedthatourancientancestorsattachedtothesea

3、,andthattheirdevotionpaidoffbyallowingthehumanspeciestodeveloplargeandcomplexbrains.Crawfordclaimsthatwhenhumansseparatedfromapes(类人猿)andappearedintheforestsofAfrica,theystuckclosetoriversandbeachesandstartedcatchingfish,clamsandcrabs.Thatseafoodwaspackedwithomega3fattyacids,essentialfattyac

4、idsthatpromotebraincellgrowth.It'snocoincidence,Crawfordclaims,thathumanbraingrowthbegantoincreaserapidlyonceweleftthewoodsandheadedforthebeach.Scientistshavealsodiscoveredthatpeoplewhoeatfishregularlyarelesslikelytosufferfromdepressionthanthosewhoeatlessseafood.BiochemistHibbelinoftheNationa

5、lInstitutesofHealthhasshownthatacrossculturesthereisadirectlinkbetween学习参考专业.专注amountoffisheateneachweekandratesofdepression.Moreinterestingly,HibbelinandresearcherLaurahavefoundthatfishiscommonlyusedasasymbolofhappinessandgoodhealthinvariousreligionsandcultures.Weknowthatfishandtheseaaregood

6、forus,andsoweseekthemout.Wevacationonthecoastandseethewavescomeandgo,feelinghappinesshastakenoverourbrain.Whenwemoveinland,orgohomefromvacation,welosetouchwithoursearootsandfeelunhappy.文章大意：这是一篇说明文。喜欢水并寻找有水的地方是人类的天性。1．Toexplainhuman'sfavorforwater,theauthor________.A．listssomeexamplesB．compar

7、essomefactsC．analyzessomenumbersD．raisessomequestions答案：A　写作手法题。为了说明人们对水的偏爱，作者在第一段里列举了许多例子。2．Humanbeingshavebenefitedalotfromseafoodbecause________.A．seafoodhasenoughwaterandisfreshB．fishesintheseahavelargeandcomplexbrainsC．ourancestorshadnot