高一英语 Unit5 Grammar课件 重大版必修2 课件VIP免费

重庆大学版高一(2)Unit5重庆大学版高一(2)Unit5AffixationGeneralintroductionClassifywordsCompounding(有两个或更多的词合成一个词)Derivationintroduction(在词根上加上前、后缀构成另外一个词)prefixsuffixConversion(将一种词性转化成另一种词性)合成词(有两个或更多的词合成一个词):转化词(将一种词性转化成另一种词性):派生词(在词根上加上前、后缀构成另外一个词):blackboardspaceshiphalf-understandfirst-classman-madegood-lookingsometimesbeforehand加前缀：happy---___happy加后缀：develop---develop_______既加前缀又加后缀：employ---____employ_____unmentunment派生词派生词（（derivatioderivationn））1.前缀:pre-pre-reading,preview,prepayre-rewrite,reconsider,reuse（前）(重新)dis-(不)disagree,dislike,disappearmisunderstand,misleadmis–(错误或失当)miniskirt,minibussupermarket,supermansuper-(超级)mini-(微小)in/im-(不)incorrectimpossibleforetell,forecastpost-(之后)postwar,post-readingfore-(前，预先)semicircle,semi-finalsemi-(半，部分)antiwar,anti-Japanesewaranti-(阻止，抗)underground,under-developunder-(在……下,在……中)2.常见的后缀1).名词后缀：-er-or-tion-mentteacher,workervisitor,sailoreducation,satisfactiondevelopment,movement-ity-ist-hood-ionability,possibilitypianist,artistchildhood,brotherhoodaction,solution,conclusion2).形容词后缀:-ous-ful-able,-ible-ant,-ent-arydangerous,humoroushelpful,carefulcomfortable,responsibleimportant,excellentmilitary,voluntary3).副词性的词缀:-ly-wardsquickly,softly,yearlybackwards,forwardstasten.味道v.尝起来Ithasagoodtaste.Ittasteverygood.recordn.记录v.记录Hebroketherecord.Heliestorecordsomethingwhilereadingabook.1.Writetheoppositeofeachofthefollowingwordsontheline.agree_______lucky_______complete______able________correct_________polite_______patient________regular_______appear_______trust_________disagreeunluckyincompleteunableincorrectimpoliteimpatientirregulardisappeardistrustorder_______honest_______possible______visible________perfect_________disorderdishonestimpossibleinvisibleimperfect2.Addsuffixestothefollowingwordstoformnouns.VerbNounpunishprotectdecidemovepunishmentprotectiondecisionmovementAdjectiveNounfriendlysickcarelesslazyfriendlinesssicknesscarelessnesslazinessNounNounnovelviolinartpianonovelistviolistartistpianist