UnitCrosscurricularconnection课件沪教版英语八年级下册()-1

Whatdoes“blood”meantoourbody?Whatroledoesbloodplayinthebody?Whyisitimportant?Doyouknowanyonewhogivesblood?Whydotheydoit?Lead-inBlooddonationWhydonateblood?Donatingbloodsaveslives.Aboutoneinsevenpeopleinhospitalneedbloodinordertogetbetterorevensurvive.Therefore,ablooddonationcanbealife-givinggiftforsomeone.Whocandonateblood?Inmanycountries,apersonneedstobehealthyandolderthan18todonateblood.Blooddonorsshouldalsoweighatleast50kg.Whatarethedifferentbloodtypes?Itisimportanttoknowaperson’sbloodtypebeforetheydonateorreceiveblood.MostcountriesusetheABOsystemtogroupbloodtypes.Therearefourmainbloodgroupsinthissystem:A,B,O,andAB.TypeOisthe“universaldonor”.ThismeansthatpeopleofanyABObloodtypecanacceptTypeOredbloodcells.(seepurplelines)TypeABisthe“universalrecipient”.PeoplewiththistypeofbloodcanusuallyreceiveredbloodcellsfromdonorswithanyABObloodtype.(seebottom-rightpartofillustration)WhatisWorldBloodDonorDay?WorldBloodDonorDay(WBDD)iscelebratedeveryyearon14June.ThisdateisthebirthdayoftheNobelPrizewinnerKarlLandsteiner.HediscoveredtheABObloodgroupsystem.Pre-readingSituationWhymightpeopleneedblood?TrafficaccidentsSeriousdiseasesOperationsDiscussinpairs:whymightpeopleneedbloodinthesesituations?Patientslosesomebloodduringoperations,soitneedstobereplaced.Somepatientshaveproblemswiththeirblood.Iftheydon’tgetnewblood,theywillbecomeveryweak.Whenpeoplearebadlyhurt,theyoftenlosealotofblood.SituationWhymightpeopleneedblood?Whyareblooddonationsimportant?TrafficaccidentsWhenpeoplearebadlyhurt,theyoftenlosealotofblood.SeriousdiseasesSomepatientshaveproblemswiththeirblood.Iftheydon’tgetnewblood,theywillbecomeveryweak.OperationsPatientslosesomebloodduringoperations,soitneedstobereplaced.Whyareblooddonationsimportantinthesesituations?Whatdoesthetextsay?Ithelpspeoplesurvive.Ithelpspatientsgetbetter.Ithelpsmakeoperationsafeforthepatients.Reading:AnswerthequestionsWhoisqualifiedtodonateblood?ApatientwithbloodtypeBneedstoreceivebloodimmediately.Whattype(s)ofbloodcanthepatientreceive?WhowasKarlLandsteinerandwhatdidhediscover?Inmanycountries,apersonneedstobehealthyandolderthan18todonateblood.Heorsheshouldalsoweighatleast50kg.BloodtypesOandB.KarlLandsteinerwasaNobelPrizewinner,andhediscoveredtheABObloodgroupsystem.Reading:GroupdiscussionWorkingroupsoffour.Eachgroupmembershouldpickadifferentbloodgroup.Ifyougetill,whocanyoureceivebloodfrom?Findtheanswersandcompletethetable.Whyisthisinformationimportantforhospitals?ThebloodtypeofthepatientCanacceptfrom...Can’tacceptfrom…ABABOReading:GroupdiscussionWorkingroupsoffour.Eachgroupmembershouldpickadifferentbloodgroup.Ifyougetill,whocanyoureceivebloodfrom?Findtheanswersandcompletethetable.Whyisthisinformationimportantforhospitals?ThebloodtypeofthepatientCanacceptfrom...Can’tacceptfrom…AA,O

B,ABB

B,O

A,ABAB

A,B,AB,O

(None)O

O

A,B,ABPost-reading:DiscussWillyoudonatebloodwhenyougrowup?Whyorwhynot?Whyareblooddonationsimportantforsociety?Post-reading:DesignaposteraboutblooddonationGroupname:Slogan(标语）：DonateBlood,SaveLivesActivitydetails:When:Where:Who:Aim:Self-assessment评价内容评分（1–5）1.我能理解献血的重要性及其基本条件。123452.我能掌握ABO血型的基本匹配原则，并将其运用于简单的情境判断。

123453.我能理解献血行为背后的利他精神和社会意义。123454.我能积极参与小组讨论，为献血活动的海报设计贡献创意与想法。123455.我能与小组成员合作，共同完成海报的初步设计。12345Homework基础作业撰写一篇30词以上的短文，回答以下问题：Willyoudonatebloodwhenyougrowup?Whyorwhynot?拓展作业以小组为单位继续完善献血活动的海报设计。survive/sR9vaIv/v.

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