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1、Unit3Languageinuse课题Unit3Languageinuse教学目标德育目标：Helpthestudentslearnhowtotalkaboutthefutureplan知识目标：a.Keyvocabulary重点词汇value,decision,graduateb.Keysentences重点句子I’mgoingtobuyanewblackhandbag.IwanttobuyabooktoputthephotographsinTheactivityoflearningisyoureducation.Beingfriendswithsomeoneiscalledafrie
2、ndship.Theactofbeingkindiscalledkindness.能力目标：Enablestudentstousederivativeandcompoundwords.重点Theusageofderivativeandcompoundwords.难点Theusageofderivativeandcompoundwords.课型Revisionandapplication教法FormalandinteractivepracticesTeachingproceduresandways教学过程与方式StepⅠWarmingupandleadinEncouragestudentst
3、othinkwhatderivativeandcompoundwordsare.Giveussomeexamples.StepⅡGrammar(合成构词法)andDerivation(派生构词法).英语的构词法主要有两种，一种是合成，另一种是派生。合成指由两个或多个单词合成一个新词，而派生是通过加前缀或后缀构成新词。1．合成构词法合成构词法是一种比较灵活的方法，可以合成名词、形容词、副词、代词、动词等。常用单词afternoon,birthday,blackboard,bathroom,newspaper,airplane,classmate,grandfather就是通过合成法构成的名词
4、；kind-hearted,middle-aged,hard-working等为合成形容词；however,maybe,himself,everyone,nothing等也都是通过合成法构成的新词。Canyougivesomeexamplesaboutcompounds?S1:roommate,policeman,grandparents,whichareallnounsbyCompounding.S2:well-educated,warm-hearted,whichareadjectivesbyCompounding.T:Good!NextisaboutDerivation(派生构词法)
5、.2．派生构词法派生构词法是扩充词汇的主要方法。对于派生词来说，一要掌握常见的前缀和后缀，二要掌握常见的派生方法。1）常用前缀前缀意思例词en-使可能enable使能够，each使富裕il-,in-,不，非inexpensive不贵的，irregular不规则的im-,不Impossible不可能的，impatient不耐心的mis-,错误的misunderstanding误解，mistake错误non-,不，非non-smoker不吸烟者,non-swimmer不会游泳者un-,不unable无能的，unpopular不流行的，unhappy不高兴的re-,再，重复rewrite重写，r
6、etell复述，reunion重聚tele-,远程television电视,telephone电话2）常用后缀词类后缀例词名词-er,-orteacher,worker,conductor,inventor,visitor-ianmusician-istscientist,artist-mentgovernment,judgment-nessillness,happiness,coldness-tionpreparation,competition,education,information,invitation-ingbuilding,painting,shopping,sightsee
7、ing,meaning,greeting-thtruth,warmth-tysafety3)派生方法由一个词根可以派生出很多名词、形容词、副词等，掌握一定的派生方法对扩充词汇有很大作用。如：由名词interest可以派生出：interest-interesting-interested-interestedly-uninteresting-uninterested由help可以派生出：help-helpful-helpl
