高中英语构词法精品课件.ppt

index,general introduction,classify words,compounding (有两个或更多的词合成一个词),derivation introduction (在词根上加上前、后缀构成另外一个词),prefix,suffix,conversion (将一种词性转化成另一种词性),practice,classify: pathway freedom darkest place frustration lock everyday riverside loneliest,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):,everyday pathway riverside,frustration darkest loneliest freedom,lock place,构词法,构词法：,合成(compounding),派生法(derivation) 【前缀/后缀】,转化法(conversion) 【词性转换】,合成(compounding),blackboard spaceship,half-understand,first-class man-made good-looking,sometimes beforehand,加前缀： happy - _happy 加后缀： develop - develop_ 既加前缀又加后缀： employ -_employ_,un,ment,un,ment,派生词(derivation),派生法(derivation)-词缀法,1. 前缀:,pre-,pre-reading, preview, prepay,re-,rewrite, reconsider, reuse,(前),(重新),dis- (不),disagree, dislike, disappear,misunderstand, mislead,mis (错误或失当),miniskirt, minibus,supermarket, superman,super- (超级),mini-(微小),in/im- (不),incorrect impossible,foretell, forecast,post(之后),postwar, post-reading,fore-(前, 预先),semicircle, semi-final,semi-(半, 部分),antiwar, anti-japanese war,anti- (阻止, 抗),underground, under-develop,under- (在下, 在中),常见的后缀,1. 名词后缀 ： -er -or -tion -ment -ity -ist -hood -ion work, educate, develop, visit, satisfy, teach, sail, ability, piano, art, child, brother, act, solute, conclude, move, possible,1.名词后缀： -er -or -tion -ment,teacher, worker visitor, sailor education, satisfaction development, movement,-ity -ist -hood -ion,名词后缀 ：,ability, possibility pianist, artist childhood, brotherhood action, solution, conclusion,2.形容词后缀： -ous -ful -able, -ible -ant, -ent -ary,dangerous, humorous helpful, careful comfortable, responsible,important, excellent military, voluntary,3. 副词性的词缀： -ly -wards,quickly, softly, yearly backwards, forwards,转化法(conversion),taste,n. 味道,v. 尝起来,it has a good taste.,it taste very good.,record,n. 记录,v. 记录,he broke the record.,he lies to record something while reading a book.,correct,correction,incorrect,independent,depend,dependable,disable,disability,impossible,possible,possibility,wrong,mistaken,mistake,misunderstand,understand,undergraduate,graduate,graduation,n.,反义,独立的,词根,adj.,残疾的,n.,不可能的,n.,反义,n.,误解,词根,大学生,词根,n.,近义,反义,words building,correct,n.,反义,独立的,词根,adj.,残疾的,n.,不可能的,n.,反义,n.,误解,词根,大学生,词根,n.,近义,反义,words building,correct,correction,incorrect,independent,depend,dependable,disable,disability,impossible,possible,possibility,expression,education,wrong,mistaken,mistake,misunderstand,understand,underground,undergraduate,graduate,grad