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1、M5U3ScieneeandnatureWordpower丄Learningaims1.Tobeabletojudgethemeaningsofsomeprefixesandsuffixes;2.Toenlargeandmemorizesomevocabularyrelatedtotheorgansofthebody・丄ImportantanddifficultpointsTolearntoworkoutthemeaningofawordbylookingatitsprefixorsuffix.IPreparat
2、ionbeforeclass1.Pleaseanswerthefollowingquestionsbyaddingprefixesorsuffixestothefollowingwords.ableagreeappearleadnovelregularrespect1)Youcannotfindyournewpen.Whathappenedtoyourpen?2)Youwanttogetthebookonthetopshelf,butyouarenottallenough.Doyouthinkyouwillbea
3、bletoreachthebook?3)Thetwogroupsatthemeetingdon'tagreewitheachother.Theyarguedfiercely.Sowhatistheproblembetweenthemcalled?4)ManypeoplerespectMr.Liandthinkheisagoodman.Hehelpspeopleoutandisagoodcitizenandfriend・SocanyoufindawordtodescribeMr.Lj?5)MissWanghaspu
4、blishedseveralbooks・Shelovesherjobwritingnovels.SowhatisMissWang'soccupation?6)Youcannotfindtheorderofthenumbersinagroupofnumbers・Socanyouthinkofawordtodescribetheorderofthenumbers?7)Someadssaythatifyoutaketheirpills,youwillbehealthy,lookyounger,becomesmarter
5、andsleepbetter.Whatdoyouthinkofsuchads?2.Pleasethinkofmorewordsthatcanbeaddedwiththeseprefixesorsuffixes・4【Activitiesinclass】Activityllntroduction1.Howisthewordindependenceformed?2.Whatarethefunctionsofprefixesandsuffixes?Activity2PrefixesGuesswhatawordmeansb
6、ylookingatitsprefix.PrefixExampleMeaninganti-anti-cloning,anticanceragainst,opposedtodis-disappear,disagreenot,oppositeofun・unfair;unwillingin・incorrect,incomparableil-illegal,illogicalnot,withoutim-immoral,immodestir-irresponsible,irregularpre-preview,preser
7、veearly,beforepro・pro-cloninginfavourof,supportingre-recreate,repeat,renewagainPracticeWorkoutthemeaningsofthefollowingprefixes.PrefiXExampleMeaningde-decompose,declass讦ymal-maltreatment,malnutritionnon-non・smoker,non・alcoholic,non・profitinter-international,i
8、nteraction,interrupttele-telescope,telegram,telecommunicationtranstransport,translate,transnationalmis-misunderstand,mislead,misdeedsub・subtitle,subway,submarineover-overeat,overwork,over
