Book9 Unit3 阅读课件及教案.ppt

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1、ReadingonP27AUSTRALIA’SDANGEROUSCREATURESAfunnelwebspiderAboxjellyfishAbrownsnakeAgreatwhitesharkAsaltwatercrocodileHowmanypoisonoussnakesandhowmanypoisonousspidersarethereinAustralia?Aretheyallcapableofkillinghumans?115differentkindsofsnakesandmostofthe2,

2、000differentkindsofspiders.Onlyafewkindsofspidersandsnakesarecapableofkillinghumans.2.Whateffectdomostjellyfishhaveonhumans?Whataboutboxjellyfish?Mostjellyfishcancauseseverepaintoanyonewhotouchesthembutonlytheboxjellyfishcankillahuman.4.Whatkindofcrocodile

3、hasoccasionallyattackedahuman?Thesaltwatercrocodile.Inyourgroupdiscussthebestwaystoprotectyourselffromeachofthedangerousanimalsinthereadingpassage.Thefollowinginformationmayhelpyou.Howtoprotectyourselffromthesedangerousanimals?Saltwatercrocodilesarefoundal

4、ongwayfromsettlementsonlyinthefarnorthofAustralianearriversandwaterholes.Thereareusuallysignstowarnpeoplethatcrocodilesareinthearea.Crocodilesstayhiddeninthewateroronthelandclosetowater.Manybeacheshavesharknetstokeepsharksawayfromswimmers.Inhotweather,smal

5、lplanesflyalongthecoastlookingoutforsharks.Ifoneisspottedanalarmissoundedtowarnpeopletogetoutofthewater.Spidersareusuallyfoundindark,dryplaces,understonesoramongstrubbish.Thepoisonisslowactingsothereisplentyoftimetogettothehospital.Whenjellyfishareclosetot

6、hebeach,youusuallyfindafewdeadonesonthebeach.Vinegarcanhelprelievethestingofjellyfish.Ifapersonhastroublebreathingorbecomesunconscious,theyshouldbetakentohospitalimmediately.