前缀复习 高三英语一轮复习.pptxVIP

构成单词三元素：词根、前缀、后缀后缀前缀词根后缀决定单词意思改变单词词义convenient----inconvenienceavoid----unavoidablefortunate---unfortunatelyappear---disappearance决定单词词性前缀（复习）复习思路：巩固不同前缀的含义在词汇中分离词根词缀，并说出单词含义短语翻译，微语境应用填词练习，语境活用前缀（复习）1.1)anti:antiwar2)de:decrease3)dis:distract4)il//im//in//ir:illegal;impolite;invisible;irregular5)mis:mistrust6)non:nonsmoker7)un:unfold;unlock2.1)a:alike2)auto:automobile3)be:befriend;belittle4)bi:biannual5)co//com//cn:co-worker;6)ex:exwife;export7)extra:extraordinary8)fore:forecast9)il//im//in//:illustrate;import;invade10)inter:interaction;international11)micro:miscrowave12)mini:minibus13)multi:multicultural14)over:overhead;overtime15)post:postgraduate;postpone16)pre:prehistorical17)pro:propose18)re:review19)sub//sup//sus:substandard;support;suspect20）super:supermarket21)tele:telesales22)trans:transform23)under:underdevelopedwords---phrases---sentences:part1:Guessthemeaningsofthefollowingwords:(关注词缀与词根）eg:re+write-----rewrite1.inflexible2.invisible3.discourage4.disappear5.abnormal6.abuse7.superhero8.microwave9.extrawork10.miniskirt11.export12.import13.impression14.imperfect15.telescope16.postgraduate17.enrich18.antisocial19.uncertain20.befriend21.endanger22.enlarge23.ex-president24.interview25.remove26.subculture27.coopertation28.transform29.autoalarm30.dewater31.deforest32.decreasepart2:translatethesetphrases:1.theAnti-JapaneseWar2.impolitebehavior3.anon-stoptrain4.anextraordinaryengineer5.encouragesbtodosth6.anoverloadedtruck7.theunderlinedwords8.unlockthedoor9.anoverconfidentparticipant10.misguidethetourists11.enrichtheschoollife12.cooperateandcoexist13.helpthedisabled14.multiculturalexchange15.theundeveloped（未开发的）area16.retellastory17.mist