高三英语总复习之语法专项突破课件--构词法

构词法,1复合名词的主要构成方式,2.复合形容词的主要构成方式,3.复合动词的主要构成方式,4复合代词的主要构成方式,二、转化法转化法是由一种词类转化为一种或几种词类的构词法。这种构词法词形没有改变，转化后的单词在意义上通常与原单词有密切联系。现就常见的转化法分类列举并归纳如下：,三、派生法派生法是英语主要的构词法。此方法是借助于前缀或后缀，制造出派生词，主要有名词、形容词和动词三种。1前缀构词法前缀是加在一个词根前面的音节，它并不是独立的单词，但本身有一定的含义，它不改变词性，但改变原词义。,常见前缀：,2.后缀构词法后缀是加在一个单词后面的音节，它本身一般也有一定含义，能够改变单词的词性，有的也可以改变词义。(1)名词后缀,(2)形容词后缀,(3)动词后缀,(4)副词后缀,自主巩固练习用所给单词的适当形式填空(1)Herpreparationcourseishelpinghertogetusedto_(academy)requirementsofaWesternuniversity.(2)Afireman_(accident)discoveredthecauseofthefire.(3)Itcost_(approximate)$300Icantrememberitexactly.(4)_(beg)cantbechoosers.,(5)Otherdisabledpeoplefindthewebsite_(benefit)becausetheycanreadaboutpeoplewithsimilardifficultiestotheirown.(6)Sheglanced_(casual)throughamagazineasshewaited.(7)Thetwoofthemareina_(compare)financialsituation.(8)Hequitplaying_(compete)footballattheageof24.,(9)Manssocialbeingdetermineshis_(conscious)(10)Thecafhasarelaxed_(continent)feelaboutit.(11)Shehasplayeda_(decide)roleinthepeacenegotiation.(12)Themanstandingthereisa_(distinguish)novelistandphilosopher.(13)Itisa_(drama)storyaboutaninvasionoftheEarthbyaliensfromMars.,(14)Theteachersarevery_(enthusiasm)andfriendlyandtheclassroomsareamazing.(15)Buildinganewfactorytherewouldbe_(environment)disastrous.(16)Yesterdayweheldaceremonytowelcomethe_(honour)soldierswhojustcamebackfromWenchuan.(17)Tosayyouwere_(ignore)oftherulesisnoexcuse.(18)Touristsshouldntmissthe103buswhichoffersoneofthemost_(impress)routes.,(19)Hishesitationindicates_(will)(20)Youshould_(loose)upyourmusclesbeforeplayinganysport.(21)Thiswillhelpusachieve_(modern)(22)Somegroups,_(name)studentsandpensioners(退休人员),willbenefitfromthenewtax.(23)Womenincreasinglywentouttowork,usuallyoutofeconomic_(necessary)(24)Hebreathed_(noise)throughhisnose.,(25)Hecanbevery_(persuade)(26)ThedaybeforeyesterdayProfessorLimadeaspeech_(plenty)ofhumor.(27)Ourincomehasgotsmaller,sowemustbe_(reality)andsellourcar.(28)Theyoungwomanisa_(reception)inafivestarhotelofinternationalstandard.(29)Theseresourcescanbe_.(access)(30)Mygrandfatheris_(energy)andneverfeelstired.,答案1.academic2.accidentally3.approximately4Beggars5.beneficial6.casuallyparablepetitive9consciousness10.continental11.decisive12.distinguished13Dramatic14.Enthusiastic15.environmentally16.honourable17ignorant18.impressive19.unwillingness20.loosen,21mo