英语构词法Word-formation市公开课一等奖百校联赛优质课金奖名师赛课获奖课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,本资料仅供参考，不能作为科学依据。谢谢。本资料仅供参考，不能作为科学依据。本资料仅供参考，不能作为科学依据。谢谢。本资料仅供参考，不能作为科学依据。,英语构词法,(,Word-formation),上海市张堰第二中学 卫岑,1/15,合成词,:,有两个或更多词合成一个词。,派生词,:,在词根上加上,前,、,后缀,组成另外一个词,。,兼类词（转化词）,:,将一个词性转化成另一个词性。,e.g.homework,spaceship,e.g.,im,possible,work,er,e.g.open,打开,v.,开着,adj.,2/15,归类,:classroom disagree book,invitation everyday clean,greenhouse watch hopeful,合成词,(,有两个或更多词合成一个词,):,派生词,(,在词根上加上前、后缀组成另外一个词,):,兼类词,/,转化词,(,将一个词性转化成另一个词性,):,classroom everyday greenhouse,disagree invitation hopeful,book clean watch,3/15,加前缀,：,happy-,un,happy,加后缀：,enjoy-,enjoy,able,既加前缀又加后缀：,health-,un,health,y,派生词,（,derivation,）,4/15,un,lucki,ly,词根,前缀,后缀,前,缀,改,变,词义,不改变词性,后,缀,改,变,词性,不改变词义,5/15,前缀,意 义,例 词,un-,表示否定,unusual（不寻常）unhealthy,unnecessary unlucky unhappy,im-,impossible（不可能）impolite,in-,independent,dis-,dishonest（不老实）,dislike（不喜欢）,disappear disagree discover,mis-,mistake,（弄错）,misunderstand,（误解）,re-,再一次，重新,retell,（复述）,review,（复习）,rebuild,（重建）,reuse,（再使用）,inter-,之间,interview（面试、采访）international（国际）Internet,tele-,（远）距离,telephone television,fore-,在前面,先前,forecast,（预报）,6/15,后缀,意 义,例 词,-er,表示“人”,worker;farmer;reporter,-or,actor;editor;inventor;visitor,-ess,actress;waitress,-ist,scientist;artist;tourist,-hood,身份,年纪，状态,neighbourhood,（街坊）,;childhood,后缀（名词后缀）,7/15,-tion,表示过程，结果，情况，程度等抽象意义,invention（创造）collection（搜集）,location;suggestion;invitation,-sion,discussion,（讨论）,revision,（复习）,decision,（决定）,impression,（印象）,-ness,kindness,（仁慈）,illness,（疾病）,happiness business,-ment,amusement,（娱乐）,development,-th,length,（长度）,truth,（真相）,strength,（力量）,health,-ty,safety（安全）electricity（电）honesty（老实）,8/15,后缀（形容词后缀）,后缀,意 义,例 词,-able,-ible,能力，属性，倾向,changeable（易变）enjoyable（愉快）,responsible（有责任）,-al,natural（自然）,physical（物理）,-ive,active（活跃）expensive attractive,-ful,充满，充分,useful beautiful helpful careful,9/15,-ous,充满，充分,dangerous famous various serious,-y,healthy lucky funny,sunny（阳光明媚）,-ly,似,friendly（友好）lovely（可爱）,-ish,foolish（愚蠢）,-ern,方向,western（西方）,-less,表示否定,homeless（无家可归）careless useless helpless hopeless harmless,10/15,后缀,（动词后缀）,后缀,意 义,例 词,-ize,做成，变成，,化,organize,（组织）,realize,（实现）,-en,使成为,frighten,（使害怕）,widen,（加宽）,后缀,（副词后缀）,后缀,意 义,例 词,-ly,组成副词,quickly,（快地）,seriously gently immediately,-ward,方向,forward,（向前）,后缀,（数词后缀）,后缀,意 义,例 词,-teen,十几,fifteen;eighteen,-ty,几十,forty;thirty,-th,第几,ninth;hundredth;fortieth,11/15,rain(,形容词,)_ agree(,反义,)_,nation(,形容词,)_ farm(,人,)_,recent(,副词,)_ true(,名词,)_,hope(,形容词,)_ home(,形容词,)_,visit(,名词,)_ America(,形容词,)_,comfortable(,副词,)_,rainy,national,recently,hopeful,visitor,American,disagree,farmer,homeless,truth,comfortably,Practice,：,12/15,直击中考,涵盖题型：,1.,用所给词正确形式填空,2,.,首字母填空,13/15,disappear,pollution,useful,Lets hope that all our troubles will _,soon.(appear),（,）,2.The local people had to move away because of,the serious _.(pollute),（）,3.It is a very _ book for language learners,to improve writing skills.(use),（）,4.Jack finds it difficult to pronounce some English,words _.(correct),（）,真题解析：,correctly,14/15,小结（,Summary,）,合成词,:,有两个或更多词合成一个词。,派生词,:,在词根上加上,前,、,后缀,组成另外一个词,。,兼类词（转化词）,:,将一个词性转化成另一个词性。,后缀,：名词后缀、形容词后缀、动词后缀、副词后缀等。,前,缀,改,变,词义,不改变词性,后,缀,改,变,词性,不改变词义,15/15,