构成动词的后缀

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)nweakweaken(使)虚弱，减弱shortshorten缩短sharpsharpen(使)变锋利,明朗,(2)某些名词后-(e)nfrightfrighten（使）惊吓lengthlengthen加长strengthstrengthen加强,2.(i)fy使化，使成beautybeautify美化purepurify提纯simplesimplify使简qualityqualify取得资格（或学历）classclassify.分类,3.ize/-ise做成，变成，化realrealize意识到organorganize组织apologyapologize道歉modernmodernize使现代化normalnormalize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.HernamesKatherine,generally_(short)toKay.,即时练习,weaken,shortened,3.Theapplicationforms_(simple).4.He_(quality)asadoctorlastyear.5.All_(donation)bloodistestedforHIVandotherinfections.,havebeensimplified,qualified,donated,6.We_(apology)forthelatedepartureofthisflight.7.Thearticlecan_(long)outalittlebyaddingsomeexamples.,apologize,lengthen,8._(graduation)fromBeijingUniversity,myfatherhasbeenworkingthere.9.Hisillness_(worse)duringthenight.10.Thisknifeneeds_(sharp).,sharpening,Havinggraduating,worsened,二、改错：每小题有一个构词法错误，请找出并更正。1.Wemuststrengthgovernmentofthepeople，bythepeopleandforthepeople.2.Hefastuphiscoatandhurriedout.,strengthstrengthen,fastfastened,3.Thecompanyisinvestingplentyofmoneytomodernitsfactories.4.Thefatherterriblyhischildrenwithghoststorieslastnight.5.Relationsbetweenourtwocountriesnormal.,normalhavebeennormalized,modernmodernize,terriblyterrified,三、按要求完成表格。,civilize