高考英语 22构成动词的后缀课件.ppt

扩大词汇有招数（22）构成动词的后缀-(e)n使成为引起使有(1)某些形容词后-(e)nweak→weaken(使)虚弱减弱short→shorten缩短sharp→sharpen(使)变锋利明朗(2)某些名词后-(e)nfright→frighten（使）惊吓length→lengthen加长strength→strengthen加强2.–(i)fy使……化使成beauty→beautify美化pure→purify提纯simple→simplify使简quality→qualify取得资格（或学历）class→classify.分类3.–ize/-ise做成变成……化real→realize意识到organ→organize组织apology→apologize道歉modern→modernize使现代化normal→normalize使正常化4.–ate动词词尾名词形式常为“-ation”decorate装饰communicate交流accumulate积累compensate补偿一、用括号内所给单词的正确形式填空。1.Nothingcould_______(weak)hisresolutiontocontinue.2.Hername’sKatherinegenerally__________(short)toKay.3.Theapplicationforms__________________(simple).4.He_________(quality)asadoctorlastyear.5.All________(donation)bloodistestedforHIVandotherinfections.6.We________(apology)forthelatedepartureofthisflight.7.Thearticlecan_________(long)outalittlebyaddingsomeexamples.8.________________(graduation)fromBeijingUniversitymyfatherhasbeenworkingthere.9.Hisillness_________(worse)duringthenight.10.Thisknifeneeds_________(sharp).二、改错：每小题有一个构词法错误请找出并更正。1.Wemuststrengthgovernmentofthepeoplebythepeopleandforthepeople.2.Hefastuphiscoatandhurriedout.3.Thecompanyisinvestingplentyofmoneytomodernitsfactories.4.Thefatherterriblyhischildrenwithghoststorieslastnight.5.Relationsbetweenourtwocountriesnormal.三、按要求完成表格。