您好,欢迎访问三七文档
课时作业31Ⅰ.阅读理解(2019·绥德中学高三阶段性测试)Areyousickofgoingtobedlateandwakinguptired?Thengrabyourhikingbootsandatent.Anewstudysuggeststhatcampinginthegreatoutdoorsforacoupleofdayscanresetyourbodyclockandhelpyougetmoresleep.Thebodyclockisaninternalsystemthattellsourbodieswhenit'stimetogotosleepandwhenit'stimetowakeup.Scientiststrackthisclockbymeasuringtheamountofmelatonin(褪黑激素)circulatinginaperson'sbloodatanygiventime.Inahealthysleeper,melatoninlevelsriseafewhoursbeforebedtime,stayhighthroughthenight,andthensettlebackdownwhenit'stimetowakeup.Inourmodernsociety,however,mostofusstayupmanyhourspastsunsetandwouldprobablysleepinmanyhoursaftersunriseifwecould.Andthetroubleis,yourmelatoninlevelsmaystillbehighwhenyouralarmclockgoesoffinthemorning,whichleadstofatigue.Itmayalsohaveotherhealthconsequencesaswell,suchasdiabetes(糖尿病),overweightandheartdisease.ProfessorKennethWrightoftheUniversityofColoradointheUSwantedtoseeifourbodyclockscanberesetbyashortstayinnature.Histeamrecruited(招募)fourteenphysicallyactivevolunteersintheir20sand30s.Ninewentonaweekendcampingtrip,whiletheotherfivestayedhome.Attheendoftheweekend,theresearchersreportedthatinjusttwodays,thecampers'bodyclockshadshiftedsothattheirmelatoninlevelsbegantorisemorethananhourearlierthantheydidbeforetheyleftonthetrip.Bycontrast,thebodyclocksofthegroupthatstayedhomeshiftedevenlateroverthecourseoftheweekend.“Thistellsuswecanresetourclocksfast,”Wrightsaid.Therefore,ifyouwanttochangeyoursleeppatternsyoucouldtrytoincreaseyourexposuretonaturallightduringthedayanddecreasetheamountofartificiallightyouseeatnight.Andifthatdoesn'twork,there'salwayscamping.本文为说明文。生物钟对人体的影响很大。生物钟如遭到破坏,可能会影响人的健康,如患糖尿病,身体肥胖,心脏病,尤其是影响我们的睡眠。一项新研究称几天的户外露营便可以重启你的生物钟,帮助你改善睡眠。1.Whatistheauthor'smainpurposeofwritingthepassage?A.Toexplainhowalackofsleepisbadforourhealth.B.Toinformusofapossiblewaytoadjustthebodyclock.C.Toanalyzehowthebodyclockinfluencesoursleepinghabits.D.Toexplorehowthebodyclockisconnectedwithmelatoninlevels.答案:B解析:推理判断题。第一段中的Anewstudysuggeststhatcampinginthegreatoutdoorsforacoupleofdayscanresetyourbodyclockandhelpyougetmoresleep.一项新的研究表明,在户外露营几天可以重置你的生物钟,帮助你获得更多的睡眠。及最后一段Therefore,ifyouwanttochangeyoursleeppatternsyoucouldtrytoincreaseyourexposuretonaturallightduringthedayanddecreasetheamountofartificiallightyouseeatnight.Andifthatdoesn'twork,there'salwayscamping.因此,如果你想改变你的睡眠模式,你可以试着增加白天暴露在自然光下的量,减少晚上看到的灯光的量。如果这不起作用,还可以露营。由此可知这是告诉我们一种调节人的生物钟的方法。B正确。2.Theunderlinedword“fatigue”inParagraph4probablymeans“________”.A.tirednessB.excitementC.refreshmentD.pressure答案:A解析:猜测词义题。结合第四段中的yourmelatoninlevelsmaystillbehighwhenyouralarmclockgoesoffinthemorning早上闹钟响起的时候,体内的褪黑激素还依然保持较高水平,因此就会使人感到劳累。可知“fatigue”指的是疲劳的。A正确。3.WhatdidWright'steamdiscoverfromtheirexperiment?A.Thebodyclocksofthetwogroupsdidn'tshowmuchdifference.B.Thebodyclocksofthosewhostayedathomeremainedthesame.C.Thosestayingoutdoorsresettheclockinsidetheirbodiesoverashortperiod.D.Changestothebodyclockdon'tnecessarilyaffectmelatoninlevelsinourbodies.答案:C解析:细节理解题。根据五段中的Attheendoftheweekend,theresearchersreportedthatinjusttwodays,thecampers'bodyclockshadshiftedsothattheirmelatoninlevelsbegantorisemorethananhourearlierthantheydidbeforetheyleftonthetrip.Bycontrast,thebodyclocksofthegroupthatstayedhomeshiftedevenlateroverthecourseoftheweekend.周末结束时,研究人员报告说,仅仅两天内,露营者的生物钟就改变了,褪黑激素水平比他们出门旅行前提前了一个多小时开始上升。由此可判断出Wright的团队经过对比两组人群的睡眠表现发现,我们可以在短时间内调整生物钟。故选C项。4.Accordingtothepassage,tochangeoursleepinghabit,we'dbetter________.A.setanalarmclocktowakeusupontimeinthemorningB.trytoreducemelatoninlevelsasmuchaspossibleatnightC.spendseveralweeksstayingintheopenaireverynowandthenD.getexposedtomorenaturallightinthedaybutlessartificiallightatnight答案:D解析:细节理解题。根据最后一段ifyouwanttochangeyoursleeppatternsyoucouldtrytoincreaseyourexposuretonaturallightduringthedayanddecreasetheamountofartificiallightyouseeatnight.得知,白天暴露在自然光下,晚上减少可见的人造光线,就可以改善我们的睡眠习惯。D项符合题意。Ⅱ.完形填空(2019·新余四中高三段考)AnAmericanbusinessmanwhotravelledinsouthernMexicometwithoneyoungMexicanfishermanrowingasmallboatatthedock(码头).Insidetheboatwereseverallarge__1__.Enjoyingthewarmthofthesun,theAmerican__2__theMexicanforthequalityofhisfish.HethoughttheymustbringtheMexicanlotsofmoney.“Howlongdidittakeyouto__3__them?”theAmericanasked.“Oh,afewhours,”theMexicanfisherman__4__.“Whydon'tyou__5__longerandcatchmorefish?”thebusinessmanthenasked.TheMexicananswered,“WiththesefishIhavemorethanenoughto__6__myfamily.”Thebusinessmanthenbecame__7__,“Butwhatdoyoudowiththerestofyour__8__?”Withasmile,thefishermananswered,“I__9__withmychildren,watchballgames,seemyfriends,singsongs.”TheAmericanbusinessmancutin,“Look,IhaveanMBA,andIcanhelpyou__10__moremoney.Youcanstartbyfishingseveralhourslongereveryday.Youcanthensellthe__11__fishyoucatch.Withthemoney,youcanbuyabiggerboat,thenathirdone,andsoon,__12__youhaveanentirefleet(船队)offishingboats.Youcouldleaveyourvillageandmovetoabigcity,whereyoucouldevenfurther__13__yourbusiness.Finally,you'llbeabletosetupyourcompanyandbecomevery__14__.Whatdoyouthink?”Havingnever__15__suchthings,theMexicanfishermanasked,“Re
本文标题:2020版高考英语一轮总复习 课时作业31 Unit 1 Living well课件 新人教版选修7
链接地址:https://www.777doc.com/doc-8235054 .html