2023学年完整公开课版Unit5FirstaidWarmingupandReading2

Unit5FirstaidWarmingupandReadingWarmingupWhatdoyouknowaboutfirstaid?Whatisfirstaid?Whatthingsathomecanbedangerous?electricalequipmentelectricwirespoisonskniveshotwaterglassgaspetsBrainstormingWhatwordscanyouthinkofwhenyoutalkaboutaccidentsandfirstaid?drownbleedchokeburn/catchfirecutabloodynoseasnakebitesprainedankleabrokenarmAccidentFirstaidWhatkindoffirstaidwouldyouperforminthissituation?Makealistofyourideas.Pre-readingCooltheareaofskin.Washitunderthecoldrunningwater.Coverthewoundwithbandage/cleancloth.Seeadoctorifnecessary.skinorganbarrierpoisonraycomplexvarietyn.

皮;皮肤n.

器官n.

屏障;障碍物n.

毒药;毒害vt.毒害;使中毒n.

光线;射线adj.

复杂的n.

变化;多样化Wordspreviewliquidradiationmildmildlypanstovetissueswelln.

液体n.

辐射;射线adj.

轻微的;温和的adv.

轻微地;温和地n.

平底锅;盘子n.

炉子;火炉n.

组织;手巾纸vt.&vi.

膨胀;隆起scissorsunbearablebasinbandagevitaln.

剪刀adj.

难以忍受的n.

盆;盆地n.

绷带adj.

至关重要的；生死攸关的electricshocksqueeze…outoverandoveragain触电;电休克榨出;挤出反复;多次ExpressionspreviewFirstAidForBurnsReadthetextquicklyandcompletethemainideaofit.Thetextmainlyintroduces______typesofburnsandtheircharacteristicsaswellashowtogive_________________whenburnshappen.firstaidtreatmentthreeI.Readthetextcarefullyandfillintheblanks.Causeshotliquids,steam,fire,radiation,thesun,electricityorchemicals1.______FirstdegreeburnsSeconddegreeburnsThirddegreeburnsBurnsTypesCharacteristics◆dry,redandmildly2.________◆mildlypainful◆turn3.______whenpressed◆rough,redandswollen◆blisters◆4.________surface◆extremelypainful◆blackandwhiteandcharred◆swollen;often5.______underthemcanbeseen◆littleornopainif6._______aredamaged;maybepainaroundedgeofinjuredarea

swollen

whitewaterytissuenervesFirstaidtreatment◆Takeoffclothingand7._________neartheburn.◆Place8._____,clean,wetclothsonthemuntilthepaindecreases.◆Placecoolclothsontheburnedarearepeatedlyfor9._________orso.◆Sendthevictimtothedoctororhospitalatonce.jewellerycoolanhourFirstaidtreatment◆10._____theburnedareagently.◆Covertheburnedareawithadry,clean11._________.◆Keepburnedarmsorlegs12.________thantheheart.higherDrybandageII.Choosethebestanswer.1.Inthetext,burnsaresortedaccordingtothe______oftheskinburned.layer B.function C.type D.area2.Whencoolingburns,coolwaterisusedtodothefollowingEXCEPT______.stoptheburningprocess B.preventthepainbecomingunbearableC.reduceswelling D.preventanyblistersbeingbroken

Inwhichorderarethesetopicscoveredinthetext?Numberthemfrom1to5.__thethreetypesofburns__whattodoifsomeonegetsburned__thefunctionsoftheskin__thesymptomsofburns__howwegetburns314252.Labelthesepictureswithfirst,

secondandthirddegreeburn.seconddegreefirstdegreethirddegreeThethreelayersofskin:ThethirdlayerThesecondlayerThetoplayer3.Answerthequestions.1)Whyshouldyouputcoldwateronaburn?Becausethecoldwaterstopstheburningprocess,stopsthepainandpreventsorreducesswelling(肿).2)Whydoesn’tathirddegreeburnhurt?Becauseinathirddegreeburnthenerveshavebeendamaged.Iftherearenonerves,thereisnopain.3)Whydoyouthinkclothesandjewellerynearburnsshouldberemoved?Becausebacteriafromtheclothesandjewellerycouldinfecttheburns.4)Ifsomeonehasathirddegreeburn,whymightyouseetissue?Becausealllayersoftheskinhavebeenburntshowingthetissueunderneath.4.Readthefirstaidtreatmentsforthese

burns.Ifthetreatmentisright,writeR.

Ifitiswrong,writeWandexplainwhy.1)Samknockedoverakettlefullofboilingwaterontohislegs.Hislegsbecamered,swollenandcoveredwithblisters.Sambroketheblistersandpouredicywaterfromthefridgeontotheskin.()W2)Whileironingclothes,MissGoodaccidentallytouchedtheiron.Herwristblisteredandbecamewatery.Ithurtalot.Sheputherwristunderthecoldwatertapandthenkeptplacingcool,clean,dampclothsonituntilitwaslesspainful.Thenshewenttoseethedoctor.()R3)MrsCasey’ssleevecaughtfirewhileshewascooking.Herarmlookedterriblebutitdidn’thurt.Theskinwascharred.Herhusbandtookoffherblouseandpickedoffbitsoftheblousestucktotheburn.Hethenplacedbutterontheburnandcovereditwithawetbandage.()W4)Afteranhourinthesun,Lilynoticedherarmswereredandhurtabit.Shewenthomeandputthemundercoolrunningwater.()RTryour