2020秋高中英语Unit5ThepowerofnatureSectionⅠWarmingUpReading学案含解析新人教版选修6

Unit5Unit5ThepowerofnatureThepowerofnature一提到闪电，相信每个人都会惊异于它的魅力，然而它却是致人死亡的最常见的自然灾害之一。LastFriday,atleast5peoplewerekilledbylightninginNepal.LightningstrikesarethesecondmostcommoncauseofdeathsduringnaturaldisastersintheUS.Thefirstisfloods.Around400peoplenationwidearestruckbylightningeachyear,andofthose,seventypeopledie.Thatis,morepeoplearekilledbylightningthanbytornadoesandhurricanes.Becauselightningkillsonlyoneortwopeopleatatime,itsdangerdoesnotreceiveasmuchattentionasotherdisasters.“Ifyouhearthethunder,youareindangerfromlightning，”saidRockyLopes,adisastereducatorattheAmericanRedCross.“Thundermeansthatlightningiscloseenoughtohityouatanytime,soyoushouldmoveindoorsimmediatelyandstaythereuntilthestormhasended.Themostimportantthingtorememberistoseekshelter，”Lopessaid.Summeristhepeaktimeforlightningstorms,sowhenlightningstrikesacrossthesky,rememberthesesafetytips：◆Stopworking,fishing,swimmingorplayinginopenfields.◆Donotstandunderatree.◆Getoffbicyclesandmotorcycles.◆Crouchdown(蹲下)ifthereisnosh