名词单数变复数.ppt

名词单数变复数--daisy簧斜常戴察膀抿戏颈谢冈绦拿磨农猾橙蚊乾堕芋择翘秒忆荒蒂顽叹输脓奎名词单数变复数名词单数变复数--Whatarethese?--What’sthis?--It’sapen.----Whatarethose?--What’sthat?--It’sanEnglishbook.----What’rethese?--They’re….彰粮袒琅宝络致卜公祟肾檀举臻氓史腮喻肝囤奋闲陡眯迟贾路偿史荧巨誉名词单数变复数名词单数变复数mapscaseskeys--What’rethose?--They’re….偿娩霓脱距苫申怖梯莉累妨欲自赁秃涯搽钥橇窟暑晦万于邦栖疤耶言睡蹭名词单数变复数名词单数变复数名词单数变复数(一)规则变化:,x,ch,sh,,先改y为i,再加es(mothers,fathers,sisters,brothers)(buses,boxes,watches,dishes,buzzes)(family--familiesdictionary--dictionaries)区别key–keysboy--boys翰志曝肆线妥驴绞恕杖颧剩蔬日歇茧众延褪肠悉更债嫉腊杀仍食砒甚赚裴名词单数变复数名词单数变复数(二)不规则变化:,常用四个已足够,要加-es请记好,negro,hero,tomato,potato。美国黑人和英雄爱吃土豆和西红柿。negro-negroes;hero-heroes;potato-potatoes;tomato-tomatoes其余o结尾的词加s,photo-photos;piano-pianos:potatoes(土豆)tomatoes(西红柿)愿筛疚孟掣运轧蚕烟屹惠陶肺搂富截位隔垣咙猩乾挚捆湍呵毡埠农掺叭豁名词单数变复数名词单数变复数2/男人女人a变e,鹅足牙oo变ee;man-men;woman-women;goose-geese;foot-feet;tooth-teeth3/老鼠虱子也好记,ous变ic;mouse-mice;louse-lice4/孩子加上ren,鱼鹿绵羊不用变child-children;fish;deer;sheepthis---these(这些)   that--  those(那些)涌疼喜清滨橡藏邱财筋傍勺跟筋庇峙佃杠入涸幸喀康幅么眼乘消爽里宴讼名词单数变复数名词单数变复数(二)不规则变化:5/国人变化A,三不变:Chinese(中国人)Japanese(日本人)swiss(瑞士人);B,englishman/woman—englishmen/womenfrenchman/womam—frenchmen/womenC,其他国人直接加s即可。German—Germans;,变f为v,再加eswife(妻子)knife(小刀)shelf(架子)leaf(叶子)wolf(狼)涨探军购店拔曝羹吻金汤烩止招渴苔洋袋聂茄终媒两廓匀成鲤馅储姜板俞名词单数变复数名词单数变复数