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Unit5FirstAid
ReadingandThinking
P49-51新人教选择性必修Book2
LearnaboutfirstaidforburnsWarming-upWhatis“FirstAid”?Firstaidisthefirstandimmediateassistancegiventoanypersonsufferingfromeitheraminororseriousillnessorinjury.Theaimistopreservelife,preventfurtherharmandpromoterecovery.LookanddiscussCanyoudescribethepicture?TheinstructorThevictimTheinstructorplaceshishandonthecentreofvictim'schestandpushesdownhard.
LookanddiscussWhatarethestudentslearninginthepicture?Thestudentsarelearningbasicfirstaid,inparticularCPR.WhatisCPR?Howtodoit?Pleaseclick
formoreinfomation.
Itisimportantbecauseifsomeone'sheartorbreathingstops,theyusuallyhaveonlythreetonineminutesbeforetheirbrainsuffersirreversible(不可逆的)damagebecauseofalackofoxygen,unlessCPRisperformed.However,itmaytakeanywherefrom10-20minutesbeforeanambulancecomesonceyoucallanemergencyservice.Doyouthinkit’simportantforthestudentstolearnthis?Why?It'sagreathonourtosavealife.—LeighBardugoWhatdoesthisquotemean?Savingalifeissomethingthatshouldmakeusfeel
greatjoyandmakeus
proudofourselves.LearnaboutfirstaidforburnsPre-reading1.Whatfirst-aidtechniques(技巧;技能)
doyouknowof?Iknowbasicallywhattodoifsomeonebreaksalegorgetsacut.Pre-readingLearnaboutfirstaidforburns2.Ifsomeoneyouknowsufferedaburn,whatwouldyoudo?DosandDon'tsBurstblistersRinsetheburnwithcoldwaterRinsetheburnwithicePutbutterontheburntosoothethepain.Putantibioticointmentandlooselycoverwithgauze.Why?PleasefindthereasonsthroughreadingthetextbeloworsurfingtheInternetafterclass.______advertisement______blogpost______hospitalleaflet______email______newspaperarticle______shortstoryTask1:Lookthroughthetext
andidentifyitsstyleandlanguagefeatures.Then
tickitstypefromthelistbelow.While-readingUnderstandtexttypesDifferentkindsoftextscanbeidentifiedbytheirstyleofwritingandlanguagefeatures.Byunderstandingthetexttypeofapieceofwriting,youcanbetterunderstanditspurpose.Youcanalsobetterunderstandwheretofindinformationinthetext,andwhatkindofinformationitislikelytocontain.1.Whyisitimportanttounderstandtexttypes?Byunderstandingtexttypes,wecandiscoverthepurposeofatextthuspredictitscontents.3.Whataresomecommontexttypesyouknowabout?Lettersdiarynewsfable...2.Howcanyouidentifyatexttype?Bypayingattentiontothestyleofwritingandlanguagefeatures.Task2:FindoutthemainideaandstructureofthepassagePart1:Thefunctionsofthe_______Part2:_________ofburnsPart3:_________ofburnsPart4:_________________ofburnsPart5:___________________forburnsskinCausesTypesFirstaidtreatmentCharacteristicsThemainideaofthepassage:Itisabout________forburns.
Firstaid1.Yourskingivesyouprotectionfrommanydangerousthings.TF2.Afirst-degreeburnhasthisnamebecauseitisthemostserious.TF3.Second-degreeburnscanbethemostpainfulkindofburn.TF4.Itisimportanttousecoolwatertostoptheheatfromremaininginthewoundregardlessofthedegreeoftheburn.TF5.Puttingbutteroroilonburnshelpsbecauseitmayreduceswellingandeasediscomfort.TFDecideifthefollowingstatementsaretrue(T)orfalse(F).Protectyouagainst______,______and___________________;3)Warnyouwhenthingare____or_____;2)Preventyoufrom____________;4)Giveyou_____________.losing
watersenseoftouchhotcooldisease
poisons
the
sun’sharmfulraysTask1:Functionsofskin
CarefulReadingsteamfirethesunelectricitychemicalshotliquidsradiationH2SO4Task2:CausesofburnsThethirdlayerThesecondlayerThetoplayerFirst-degreeburnsSecond-degreeburnsThird-degreeburnsHowmanytypesofburnsarethere?Whatarethey?Ineachtype,whichlayeroftheskinisaffected?Task3:TypesofburnsTask4:CharacteristicsofburnsLookatthepicturesandjudgetheirtypesofburnsaccordingtothecharacteristics.Makethepicturesinrightorder.①②③BlistersandwaterysurfaceMildlyswollenTissue
under
them
often
can
be
seenTask5:Completethetabletosummarisetheinformationaboutburns.Depth
_________________oftheskin______________oftheskin_________oftheskinandsometimes__________underneathDetailsTypesThird-degreeburnsFirst-degreeburnsSecond-degreeburnstopfewmilli-
metresbelowthetoplayereverylayerthetissueCharacte-risticsdry,red,andmildly______;mildly______;turn_______whenpressedredandswollen;________;
_____surface;extremely________blackandwhite;swollen;____________________canoftenbeseen;littleornopainif______aredamaged.swollenpainfulwhiteblisterswaterypainfulthetissueunderneathnervesTreatment:placeunder________________withinthefirsttenminutes____theburntarea_________clothes_______theburnburnontheface:makesurethevictimcan__________
secondorthird-degreeburns:takethevictimto_________________coolrunningwaterdryremoveany
coverstillbreathethehospitalatonceConclusionReadthetextagain,andpayattentiontothelanguagefeatures.Thendiscussthefollowingquestionsinthegroup.1.Whatisthegenre(体裁)ofthistext?Isitanarration,adescription,anargumentation,oranexpositorywriting?
Anexpositorywriting.(说明文)2.Whatkindsofthingsarementionedinthetext?
Functions,causes,differenttypes,characteristics,andprocedures.3.Isthistextmainlywritteninfirst,secondorthirdperson?
Insecondandthirdpersons.4.Whattenseisused?5.Arethereanypassivevoices?Howdotheymakeyoufeel?
6.Whatotherlanguagefeaturesdidyoufind?
7.Whatadjectivescanyouthinkoftodescribethistext?
Thesimplepresenttense.Forexample,the-ingform.Yes.Theymakethetextsoundobjective.Objective,scientific,professional,specific,clear,concise,etc.BrainstormBrainstormthefollowingquestions:1.What
are
the
possible
occasions
when
students
are
likely
to
getburnt
at
school?
2.What
can
you
do
to
help
prevent
getting
burnt?
When
getting
hot
water
after
class,
we
are
likely
to
getburnt.We
should
be
careful
when
getting
hot
water.3.What
are
the
possible
occasions
when
people
are
likely
to
getburntathome?4.What
can
we
do
to
help
prevent
getting
burnt?When
people
cook
in
the
kitchen,they
are
likely
to
get
burnt.We
should
be
careful
when
using
fire.
DiscussionIngroups,discussthefollowingquestions.1.Howarepeoplemostlikelytogetburnt?Mostpeoplearelikelytogetburntinthekichen,bypickingupahotpan,orbygettingcookingoilsplitonthemselves.2.Whatstepscanbetakentohelppreventtheseburns?Beingawareofthedangerisagoodfirststep.Forexample,youshouldchecktoseeiftheburnerisonbeforetouchingapanonthestove.3.Whatotheradvicedoyouknowofaboutfirsta
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