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Unit3ScienceandnatureWordpowerPrefixesandsuffixesOrgansofthebodyAftersomanyyearsoflearningEnglish,haveyoufoundsomeeasywaystodoubleyourvocabulary?UseprefixesandsuffixesSometimesyoucanguesswhatawordmeansbylookingatitsprefixorsuffix.Lookattheexamplesandworkoutthemeanings.PrefixExampleMeaninganti-anti-cloning,anticanceragainst,opposedtodis-un-disappear,disagreeunfair,unwillingnot,apposedofin-il-im-ir-incorrect,incomparableillegal,illogicalimmoral,immodestirresponsible,irregularnot,withoutpre-preview,preserveearly,beforepro-pro-cloninginfavourof,supportingre-recreate,repeat,renewagainSomeothercommonlyusedprefixesPrefixExampleMeaningnon-notnon-smoker,non-alcoholic,non-profitinter-international,interaction,interruptbetweentele-telescope,telegram,telecommunicationfarofftrans-transport,translate,transnationalacrossmis-misunderstand,mislead,misdeedwrongsub-subtitle,subway,submarineunderover-overeat,overwork,overacttoomuchtri-auto-triangle,tricycle,tricolorautobiography,autoalarm,automobilethreeselfSuffixExampleMeaning-ablecomfortable,noticeableworthyof,abletobe-fulcheerful,thoughtfulfullof,characterizedby-istscientist,novelistsomeonewhodoessomething-lesshopeless,aimlesswithout-mentagreement,treatmentindicateastateorcondition-nessdryness,madnessindicateaquality,stateorcharacterTip1.Somewordstakeahyphen(-)whenaprefixisadded.2.Wesometimesneedtochangetheendingofawordbeforewecanaddasuffix.•Attention!Usuallyaprefixwillchangethemeaningofword,whileasuffixwillchangethepartofspeechofaword.Someothercommonlyusedsuffixes-alcultural,national,originaloforconcerning-ioninvitation,competition,protectionactionorconditionof…stateofbeing,skill-shiphardship,scholarship,relationship-domfreedom,kingdom,conditionorstateof…ofthenatureof…-ishchildish,selfish-proofwaterproof,fireproof,soundproofprotectagainst-enwiden,sharpen,shortenmakeorbecome-wardeastward,homeward,backwardinthedirectionof-likewomanlike,childlikesimilartoDoyouthinkweshouldprotectnature?Completewhatanenvironmentalistissayingbelow.Usethewordsfromthebox.disrespect,hopeless,illegal,uncertain,understandableIthinkcuttingdowntreesshouldbemade(1)_______andtighterlawsshouldbeintroduced.Somanypeopleareshowingtheir(2)________fornature;theydon’tseemtocarethattheyaredestroyingtheenvironment.SometimesIthinkwearefightinga(3)________battleagainstpeoplewhojustwon’tlisten.Iknowscientistshaveworkedhardtoachievescientificbreakthroughbutit’s(4)___________whetherthey’llsucceedtotally.Althoughit’s(5)__________thattheywanttoadvancetechnology,Ithinksomethingsarebestleftthewaytheyare.illegaldisrespecthopelessuncertainunderstandableOrgansofthebodylungsliverheartstomachkidneysKeytoExerciseB(1)Brain(2)heart(3)liver(4)lungs(5)stomach(6)kidneysActivity1Ifyoucompareourbodytoourschoollife,youwillbeamazedhowsimilartheyare!Goodmatching!schoolbodyCleaners,repairmanandsecurityguardsHeadmasterTeacherNotebookStudentbrainliverkidneyheartstomachActivity2Therecanbemanymorecomparisons.Justuseyourimaginations.Followingisapoem.Canyoufindaproperpositionforeachorgan?Withoutyou,,IwouldbeblindasacarwithnodriverWithoutyou,,IwouldbecoldasnowarmthcouldbesensedWithoutyou,,IwouldbegreedyasIneverfeltfullWithoutyou,,IwouldfallsilentasIcouldnotsingmyfavoritesongsWithoutyou,,IwouldbeevilasIdidn’thavethepowertocleanwrongnessawayWithoutyou,,Iwouldbelostinmyownworldasnothing,goodorbad,couldeverfindawayout!brainheartkidneysliverlungsstomachUsethepowerofword,createyourowncomparison!Takecareofyourorgans,andyouwillbetakencareofinturn!HomeworkReadthearticlesinPartAonpage110andpage111anddoPartBonthesamepage.