名词Noun(可数名词单数变复数)Danny--What’sthisinEnglish?--It’sanapple.--Whatarethese?--Theyaretwoapples.--Whatarethese?--What’sthis?--It’sapen.--Theyarepens.backpackswatchesorangespens--What’rethese?--They’re….认真比较下列单词,找出变化规律。anorangeorangesadogdogsabirdbirds1.一般情况下,直接在词尾加-s构成复数形式。carpencilcarspencilsbookbooks大家能找出什么规律呢?namepencardrulernamespenscardsrulers练一练仔细观察你能得出什么规律呢?aboxboxesawatchwatchesabrushbrushesdishesfoxesbusesbusbusesfoxesfox(狐狸)dish(盘子)dishes2.以s,x,ch,sh等结尾的名词,在词尾加-es构成复数形式。请观察这些单词的复数变化与前面看的那些有什么不同呢?给下列可数名词变复数card--bus--ruler--box--friend--watch--case--cat--dress--tree--bed--peach--glass--cup--busesrulerscatscasesdresseswatchestreesbedsfriendspeachesglassesboxescardscupsbabyfivebabiesboythreeboys以辅音字母加y结尾的名词,要变y为i再加es.knifefourknivesleafsomeleaves以f或fe结尾的名词要将f或fe变为v再加es.heroheroes无论是谁,每天都要吃东西。无论是谁,身体健康才是革命的本钱。有些礼品客户会拒绝,但食品,没有人会拒绝,客户自己应酬多,在家吃饭少,但家人是必然要吃的,尤其是孩子。家人说好,客户自然就满意了。因此送给客户新鲜、美味、健康的有机食品,会让客户觉得“这个企业,不错,有心!”有新意、健康环保、关爱到家potatosomepotatoestomatofivetomatoes以O结尾的:第一种。有生命的变复数结尾加es第二种。无生命的结尾加S:photos,pianos可数名词单数变复数的变化规则:1.一般情况下,直接在名词词尾加s.2.以s,x,sh,ch结尾的名词加es.4.以f或fe结尾的名词,将f或fe变为v再加es.3.以辅音字母加y结尾的名词,要变y为i再加es.5.部分以字母o结尾的名词可加es,但photo和piano等除外.给下列名词变复数.am/is--he--bird--lady--boy--girl--wife--watch--key--picture--this--that--family--dictionary--photo--potato--aretheybirdsladiesboysgirlswiveswatcheskeyspicturesthesethosefamiliesdictionariesphotospotatoessheepsheepfishfishdeerdeerfootfeetchildchildrenmanmengoosegeesemousemice•中日不变,英法变。其余后面加s•Chinese-Chinese•Japanese-Japanese•Englishman-Englishmen•Frenchman-Frenchmen句子单数变复数1.Thisisabook.2.Thatisaneraser.3.Itisaredapple.4.Iamaboy.5.He/Sheisateacher.6.What’sthis?Thesearebooks.Thoseareerasers.Theyareredapples.Weareboys.Theyareteachers.What’rethese?名词单数变复数1.一般情况加s2.加s,x,ch,sh结尾的名词加es3.以辅音字母加y结尾的名词,先改y为i,再加es(mothers,fathers,sisters,brothers)(buses,boxes,watches)(family--familiesdictionary--dictionaries)区别key–keysboy--boys7.单复数同形(不变):sheep(绵羊)deer(鹿)fish(鱼)5.man,womanmen,women4.加es:potatoes(土豆)tomatoes(西红柿)Chinese(中国人)Japanese(日本人)9.ooee:foot(脚)tooth(牙齿)goose(鹅)8.以f/fe结尾的,变f为v,再加eswife(妻子)knife(小刀)shelf(架子)leaf(叶子)wolf(狼)6.child(孩子)children(男人,妇女)1.复习记忆可数名词单数变复数的规则。2.练习册P9-10SectionA完成Homework