Unit+5+Reading+and+Thinking+知识点讲解课件【备课精讲精研+能力拓展提升】高中英语人教版（2019）选择性必修第二册

Book2Unit5FirstAIDLead-in:WhathappenedtoSheldon?WhattechniquedidGeorgeusetosaveSheldon?It’sagreathonortosavealife.——LeighBardugoFirstAidforBurnsWhatisfirstaid?Firstaidis______________________giventosomeonewhosuddenly___________or_______beforeadoctorcanbefound.

atemporaryformofhelpfallsillgetsinjuredFirstAidQuiz1.Thebestwaytotreatasprainedankle

isto:Putsomeiceonyourankle.Putaheatingtowelaroundyourankle.standupandwalkgently.Asprainedankle2.Ifyougetanosebleed,gentlyletyourheadbacktostopthebleeding.A.TrueB.False(Itmayleadthebloodintothethroatandeasilycausechoking.)3.Totreatachoke,youshouldmakehim/herspitbypattinghim/herontheback.A.TrueB.FalseHeimlich海姆立克急救法4.Totreatableeding,youshouldputabandageonthewoundandapplypressuretoreducethebleeding.A.TrueB.FalseWhile-readingReadformainideaPart1:The__________ofskinPart2:________ofburnsPart3:________ofburnsPart4:_______________ofburnsPart5:__________________forburnsfunctionsCausesTypesFirstaidtreatmentCharacteristics01FIRSTAIDFORBURNS烧伤急救处理Theskinisanessentialpartofyourbodyandisitslargestorgan.Yourskinactsasabarrieragainstdisease,toxins,andthesun’srays.Italso

helps

controlyourbodytemperature,preventsyourbodyfromlosingtoomuchwater,warnsyouwhenthingsaretoohotorcold,andgivesyouyoursenseoftouch.

皮肤是人体必不可少的一部分，也是人体最大的器官。皮肤是一道屏障，能阻挡疾病、毒素和太阳光线的侵入。皮肤还有助于控制体温，防止身体流失过多的水分，在外物过热或过冷时发出警告，并使你拥有触觉。beessentialto/for对…至关重要的actas充当prep.反对prevent...from阻止…做某事controlledwarningn.警告keep…fromdoingsth.stop…(from)doingsth.阻止…做某事01FIRSTAIDFORBURNS烧伤急救处理Asyoucanimagine,_______(get)burntcanleadtoveryseriousinjuries.Thefirstandmostimportantstepinthetreatmentofburnsisgivingfirstaid.可想而知，烧伤会造成严重后果。在处理烧伤时，第一步也是最重要的一步就是采取急救措施。导致seriousnessgettingWhile-readingReadfordetailsWhatarethefunctionsofskin?essentialbarrierlargestorgancontrolpreventgivewarnagainstdisease,toxins,andthesun’srayyourbodytemperatureyourbodyfromlosingtoomuchwateryouwhenthingsaretoohotorcoldyouyoursenseoftouchPart1.Thefunctionsoftheskin011.Asyoucanimagine,gettingburntcanleadtoveryseriousinjuries.可想而知，烧伤会造成严重后果。①Asyoucanimagine是由as引导的非限制性定语从句，这里as的意思是“正如”，指代后面整句话的内容。这个用法与which引导的非限制性定语从句类似，但which引导的非限制性定语从句位于主句之后，而as引导的定语从句位置则相对灵活，在句首、句中或句末都可以。Theearth,________weallknow,movesroundthesun._____wehadexpected,thesoccerteamwonthegameagain.Heisabsent,______isoftenthecase.Hemayhaveseriousstomachache,_______makeshimkeepthrowingup.asAsasas/which011.Asyoucanimagine,gettingburntcanleadtoveryseriousinjuries.②get常与过去分词连用(尤其是形容词化的过去分词)，构成系表结构，表示状态的变化，即动作的结果。“get+过去分词”结构的常见搭配有getlost、getstuck、getarrested、getcaught、getbroken、getdressed、getmarried等。Workersinurbanareasusuallygetpaidbythehour.Don'tplaywithknives.Youmightgethurt.Thestudentsaregettingpreparedforthesportsmeet.除了get之外，become和grow等动词也有类似用法。Soontheroombecamecrowded.Myeyessoongrewaccustomedtothedarkness.01CAUSESOFBURNS

烧伤的原因Youcangetburntbyavarietyofthings:hotliquids,steam,fire,radiation,thesun,electricity,acids,orotherchemicals.avarietyof=varietiesof+名词复数+复数谓语动词=varietiesof+不可数+单数谓语动词thevarietyof+名词复数+单数谓语动词很多东西都会造成烧伤：灼热的液体、蒸汽、明火、辐射、太阳光、电流、酸性物质或其他化学品。While-readingReadfordetailsWhatarethecausesofburns?Part2.CausesofburnssteamfirethesunelectricitychemicalshotliquidsradiationCausesofburnsacids01TYPESOFBURNS

烧伤的种类Burnsaredividedintothreetypes,dependingonthedepthofskindamage.aredividedinto被分为dependon取决于，现在分词做方式状语

根据皮肤损伤的深度，烧伤分为三类。01First-degreeburnsTheseaffectonlythetopfewmillimetresoftheskin.Theseburnsarenotserious.Examplesincludemildsunburnandburns_______byother

minorhouseholdincidents.causedother+复数

“别的，其他的”theother+单数

“(两个中的)另一个”another+单数

“(三个及以上中的)另一个”others=other+复数

“别的东西，其他东西”一度烧伤：仅伤及最上层几毫米的皮肤。此类烧伤并不严重，如轻度的晒伤和其他轻微家庭事故造成的烧伤。causedby为过去分词短语作定语。01Second-degreeburnsThesegobelowthetoplayeroftheskin.Theyareseriousandtakeafewweekstogetbetter.Examplesincludeburnscausedbyhotliquids.二度烧伤：伤及最上层皮肤以下的部位。此类烧伤较为严重，需要数周时间才能康复，如灼热的液体造成的烧伤。01

Third-degreeburnsTheseaffecteverylayeroftheskin,andsometimesthetissueunderit.Examplesincludeburns

causedbyelectricshocks,burningclothes,orpetrolfires.Theseburnscauseverysevereinternal

injuriesandthevictimmustgotothehospitalatonce.

severityadj.内在的rightaway立刻;马上三度烧伤：伤及每一层皮肤，有时甚至伤及皮下组织，如因电击灼伤、衣服着火造成的烧伤，或汽油起火造成的烧伤。此类烧伤会引起非常严重的内部损伤，伤者必须立即送往医院。While-readingReadfordetailsIneachtype,whichlayerofskinisaffected?Part3.TypesofburnsThethirdlayerThesecondlayerThetoplayerFirst-degreeburnsSecond-degreeburnsThird-degreeburns01CHARACTERISTICSOFBURNSFirst-degreeburns•dry,red,andmildly

swollen•mildlypainful•turnwhitewhenpressedSecond-degreeburns•redandswollen;blisters;waterysurface•extremelypainfulThird-degreeburns•blackandwhite•swollen;thetissueunderneathcanoftenbeseen•littleornopainifnervesaredamaged;

maybepainfularoundtheedgesoftheburn烧伤的特点一度烧伤干燥、发红、微肿微痛受压时变白二度烧伤发红、肿胀；起水疱；表层渗液

极度疼痛三度烧伤皮肤发黑或变白肿胀；通常可见皮下组织如神经受损，则微痛或无痛感；创面边缘或有痛感cause/dodamageto对..造成伤害mildly轻微地attheedgeof在…的边缘While-readingReadfordetailsMatchthepictureswiththetypesofburnsPart4.Characteristicsofburnsblisterswaterysurfacedry,redcharred烧焦的tissueunderthemcanbeseen.seconddegreeburnsfirstdegreeburnsthirddegreeburns01FIRST-AIDTREATMENT

急救处理1.Placeburnsundercoolrunningwater,especiallywithinthefirsttenminutes.Thecoolwaterstopstheburningprocessandreducesthepainandswelling.2.Drytheburntareagently

withacleancloth.placevt.放置gentleadj.温柔的;温和的

=ease将烧伤部位放在流动的冷水下冲洗，尤其在前十分钟。冷水冲洗可阻止烧伤进程，缓解疼痛和肿胀。用干净的布轻轻吸干烧伤部位的水分。013.Removeanyclothesusingscissorsifnecessary,unlessyouseethefabric

_______(stick)totheburntskin.4.Covertheburntareawithaloosecleancloth.Applyingoiltotheinjuredareasisabadidea,asitwillkeeptheheatinthewoundsandmaycause

infection.removesb/sthfromsth/sb把…从…中移开/拿开stickingstickin扎入

stickto粘贴

apply…to…把……涂/敷到…；把……运用到…apply(tosb.)for…（向某人）申请beinfectedby/with

被…感染/感染上如有必要，用剪刀剪掉烧伤部位的衣服，除非衣服与被烧伤的皮肤粘连在一起。用宽松干净的布盖住烧伤部位。在受伤处涂抹油膏不可取，因为这会阻碍伤口散热，而且可能引发感染。015.Ifburnsareontheface,makesurethevictimcanstillbreathe.6.Ifthevictimissufferingfromsecondorthird-degreeburns,thereisanurgentneedtotakehim/hertothehospitalatonce.

makesurethat+宾语从句sufferfrom遭受/遭遇…如果烧伤部位在脸上，应确保伤者仍可呼吸。如果伤者是二度或三度烧伤，必须立刻送往医院。While-readingReadfordetailsPlacethesestepsincorrectorder