2021年高考英语题型训练7选5三含解析.docx

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1、题型训练7选5（三）根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Asweallknow,thespine(脊柱)standsatthecenterofyourhealth,providingyourbodywithstructureandsupport.Italsocontainsyourspinecord,amassivecollectionofnervesconveyingelectricsignalsfromtherestofyourbodytoyourbrain.36.Maintaininggoodposturei

2、soneofthemostimportantthingsyoucandotokeepyourspinehealthy.Properposturemeansstandingorsittingwhilekeepingyourspinestraight,exceptforitsnaturalcurves.Posturecomesintoplayevenwhenyouareasleep.Sleepingonyoursideputslessstressonyourspinethanmostotherpositions.37.Especiallyifyouworkatad

3、eskmostoftheday,it’simportanttogetupandstretchregularly.38.Stretchcanhelpthemusclesaroundyourspinerelaxandallowbonestoshiftintobetterarrangement.Strengthexerciseslikepush-ups(俯卧撑)canalsohelpbystrengtheningthemusclesaroundyourspine.However,don’toverdotheexercise,asrepeatedmovementsca

4、nstrainthemusclesaroundyourspine.Finally,yourdietaffectsthehealthofyourspinebecausemanyvitaminsarenecessaryforbonesandnerves.Inparticular,vitaminsBandDareessentialtokeepboneshealthy,soyoumaywanttoconsidertakingasupplement.39,soitisalsohelpfultodosomeofthebackexerciseoutside.Manyofth

5、eactionsnecessarytokeepyourspinehealthyareidenticaltothoseusedtopreserveyourhealthinotherways.40.A.ItcanbehardonyourbacktostaystillfortoolongB.So,tohaveahealthyspine,youshouldtakethefollowingfactorsintoaccountC.TrythefollowingexercisestokeepyourspinemoreflexibleD.Soprotectyourback,t

6、herestofthebodywillbenefitE.Exerciseisalsoanimportantfactorinyourspine’shealthF.DoingyogatoprotectyourspineisalsoanecessarystepG.However,thelattercanalsobeabsorbedfromsunlight参考答案BAEGD