33高中英语-选择性必修第二册-人教版-UNIT 5 Reading and Thinking阅读课.pptx

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33高中英语-选择性必修第二册-人教版-UNIT 5 Reading and Thinking阅读课.pptx

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UNIT5FIRSTAID

ReadingandThinking;Bytheendoftheclass,youwillbeableto:

1.figureotthemainstructureofthepassagethroughtextualpatternanalysis.

2.judgethewritingpurpose,intendedreadersandthewriter’sattitudeofthispassagewithpragmaticvalue.

3.makeasummaryofthepassageusingthetopic-relatedlexisthroughcriticalthinking.

;Inthisperiod,Iexpectyoutobe:;

Whatwordscanyouthinkofwhenyoutalkaboutaccidentsandfirstaid?;;;Part1:Thefunctionsof____

Part2:______oftheburns

Part3:______ofburns

Part4:__________________ofburns

Part5:__________________forburns;TextualPatternAnalysis;Theskinisanessentialpartofyourbodyandisitslargestorgan.Yourskinactsasabarrieragainstdisease,toxins,andthesunsrays.Italsohelpscontrolyourbodytemperature,preventsyourbodyfromlosingtoomuchwater,warnsyouwhenthingsaretoohotorcold,andgivesyouyoursenseoftouch.Asyoucanimagine,gettingburntcanleadtoveryseriousinjuries.Thefirstandimportantstepinthetreatmentofburnsisgivingfirstaid.;Causesofburns

Youcangetburntbyavarietyofthings:hotliquids,steam,fire,radiation,thesun,electricity,acids,orotherchemicals.

;Typesofburns

Burnsaredividedintothreetypes,dependingonthedepthofskindamage.

◎First-degreeburnsTheseaffectonlythetopfewmillimetresoftheskin.Theseburnsarenotserious.Examplesincludemildsunburnandburnscausedbyotherminorhouseholdincidents.

◎Second-degreeburnsThesegobelowthetoplayeroftheskin.Theyareseriousandtakeafewweekstogetbetter.Examplesincludeburnscausedbyhotliquids.

◎Third-degreeburnsTheseaffecteverylayeroftheskin,andsometimesthetissueunderit.Examplesincludeburnscausedbyelectricshocks,burningclothes,orpetrolfires.Theseburnscauseverysevereinternalinjuriesandthevictimmustgotohospit