英语派生构词法--词缀教案

《英语派生构词法--词缀教案》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、Title:DerivationandWordSpellingClassstyle:NewPeriod:OneTeachingmethod:ExamplesandExplanationTeachingtools:ExercisepaperTeachingGoals:①Letssbefamiliarwithcommonprefixesandsuffixes②TeachssagoodwaytodowordspellingImportantpoints:themeaningsofdifferentprefixesorsuffixesDifficultpoints:howtofillinword

2、spellingwithcorrectformsTeachingprocess:Step1:Leading-inTodaywewillreviewawayofword-formationwehavelearnedbefore----DerivationFirstly,Iwanttoaskaquestion:Whatisderivation（派生）?LookattheblackboardablydisableunableableabablyenableabilityInconclusion,由一个词根加上前缀和（或）后缀构成一个新词。词缀有两个作用，形成新的词意和词性。Eg.indepen

3、dentinternationalStep2:Warming-upLet’sdosomeexercisestocheckupyourunderstandingaboutitEX1.Completethefollowingsentencesbyaddingaprefixtothewords.1.Rosesaidthatitwas___fairifDadgavemeadictionarybutgaveheronlyadiary.2.Themother___dressedthebaby,thenputhiminabasinofwarmwater.3.Thoughhedidn’twinanyme

4、dalsinthelastsportsmeet,hewasnot___couraged.4.It’s___possibleforanyonetofinishtheworkwithinsuchashorttime.5.Pleasedon’t____understandwhatIhavesaid.6.Thisclothwouldbe___visibletoanyonewhowas___fitfortheofficeheheldFromtheexercises,wecanseemanyprefixes.Thenlet’sdonextexercises.EX2.Addanegativeprefi

5、xtoeachgrouptocreatewordswithoppositemeaning.____-appearabilityagreehonest____-usualexpectedexperiencedwillinghappyluckyfortunately____-convenientcorrectcapablevisible____-possiblepolitemature____-stopsmokers____-understandtakefortuneleadStep3:Expanding&ConclusionPrefixeschangethemeaningofthew

6、ords.Doyouknowthemeaningofthefollowingprefixes?Canyoulistmorewordswiththeseprefixes?Comeon!EX3.re—retellen--encouragepost--postwarpre—pre-readingunder--undergroundover--overworksub--subwaySino—Sino-AmericanStep4:SuffixNow,let’sreviewsomesuffixes.Suffixeschangethespeechesofthewords.EX4.加后缀时的拼写规则：①

7、以不发音e结尾的去掉e再加后缀→②以辅音字母+У结尾的变У为i再加后缀satisfy→satisfied③以重读辅元辅音节双写最后一个字母再加后缀sun→sunnyadj.--able(加在名词、动词后)“可----的”“能-----的”knowablevaluableunforget___--ful(加在名词后)①“充满时的量”handfulmouthfulspoonful②“富有----的”“充满---的”carefulhope