一、名词名词可以分为可数名词与不可数名词，其中可数名词具有单、复数的形式；而不可数名词没有复数形式1. 从单数 复数，变形规则如下： 1．一般情况下，直接加-s，如：book-books, bag-bags, cat-cats, bed-beds 2．以s. x. sh. ch结尾，加-es，如：bus-buses, box-boxes, watch-watches 3．以“辅音字母+y”结尾，变y为i, 再加-es，如：family-families（家庭）, strawberry-strawberries（草莓） 4．以“f或fe”结尾，变f或fe为v, 再加-es，如：knife-knives 5．不规则名词复数： man-men, woman-women, policeman（男警察）-policemen, policewoman（女警察）-policewomen, mouse-mice child（孩子）-children foot-feet,. tooth-teethfish-fish, sheep（羊）-sheep people-people, Chinese-Chinese, Japanese-Japanese,当people后加上s时即peoples表示“民族”例如：There are 56 peoples in China. 中国有56个民族。
2.以下词为常为不可数名词，他们的复数形式就是他们本身Water(水) milk(牛奶) tea(茶) rice(米饭) orange（橙汁）juice（果汁）bread（面包）练习题写出下列各词的复数 I _________this ___________that___________ watch _______child _______photo ________diary _________ day________ foot________ book_______ dress ______________ tooth_______ sheep ______box_______ strawberry _____________ thief _______yo-yo ______ peach______ sandwich _______________ man______ woman_______ paper_______ juice____________________water________ milk________ rice__________ tea_______________-注意be 动词遇到名词时的运用: 单数名词用is, 复数名词全用are.名词单复数讲解及练习名词单复数 （1）名词可以分为可数名词和不可数名词，不可数名词没有单复数，一律看作单数。
（2）可数名词的单数前什么时候用a，什么时候用an？ 答：以元音音标（或音素）开头的用an 以辅音音标（或音素）开头的用a 注意：我们看的是音标（或音素），而不是元音字母一、选择a或an或不填（用/表示） pen bag apple big apple banana orange oranges orange pen （3）可数名词的变化规则： ①一般在词尾加s，如：books，bags，fruits加s之后的读音②以s、x、ch、sh结尾的名词加es，③以辅音字母加y结尾的名词，变y为i再加es，读[iz]；以元音字母加y结尾的名词直接在词尾加s S:ztX hif> 如：baby —— babies ④以f、fe结尾的名词变f、fe为ves,如：wolf [wulf] 狼——wolves wife（妻子）— life（生命）— knife — ⑤以o结尾的名词加es 的有：如：zoo——zoos photo——photos （4）名词复数的不规则变化： man—men男人 woman[wumEn]—women [5wimin] 女人 tooth [tu:W]—teeth [ti:W] 牙齿 foot [fut]—feet [fi:t] 脚，英尺 goose [gu:s]—geese [gi:z] 鹅 ^3L0w}# mouse [maus] —mice [mais] 老鼠 ②child [tFaild]—children [5tFildrEn] 孩子 0^K"> ③单复同形的名词有： chinese [5tFaini:z] 中国人 Japanese [7dVApE5ni:z]日本人 sheep [Fi:p] 绵羊 deer [diE] 鹿 fish [fiF] 鱼 注意：fish①当一条鱼讲时，单复数同形，如three fish.②当各种各样的鱼讲时，即强调鱼的种类时，要加es. ,如：all kinds[kaindz] of fishes .各种各样的鱼 ③当鱼肉讲时，不可数。
一、名词复数规则1．一般情况下，直接加-s，如：book-books, bag-bags, cat-cats, bed-beds2．以s. x. sh. ch结尾，加-es，如：bus-buses, box-boxes, brush-brushes,watch-watches3．以“辅音字母+y”结尾，变y为i, 再加-es，如：family-families, strawberry-strawberries4．以“f或fe”结尾，变f或fe为v, 再加-es，如：knife-knives5．不规则名词复数：man-men, woman-women, policeman-policemen, policewoman-policewomen, mouse-micechild-childrenfoot-feet,.tooth-teethfish-fish, people-people, Chinese-Chinese, Japanese-Japanese1. I have two_____ (knife)2. There are many _____ here. (box)3. There are many _____ on the road. (bus)4. A few _____ are drawing on the wall. (boy)5. The _____ are playing football now. (child) 兔儿们，元宵节就要到了，Happy the Lantern Festival !元宵节快乐呀，代我向你们全家问好。
the Lantern Festival （元宵节）今天我们一起来回顾一下，名词复数形式的变化规则；1.大多数情况下，直接加s2.以 s x sh ch结尾的名词变复数，加es3. 以 f fe 结尾的名词变复数，把 f fe 变为ves.4. 以辅音字母加y 结尾的名词变复数，把y 变 i 再加es. 例如，family 以辅音字母l 加y 结尾，所以复数形式为families, boy也是以y 结尾的，但它是以元音字母o加y结尾的，所以复数形式为boys5. 有些以字母o 结尾的名词变复数加es,例tomatoes,potatoes6.还有一些不规则变化的，需要同学们分清记牢如sheep——sheep，child------ children二、练习题<一>、写出下列名词的复数形式1、orange 2、class 3、text 4、monkey 5、piano 6、child 7、shelf 8、bed 9、country 10、family 11、toy 12、foot 13、Japanese 14、radio 15、photo 16、army 17、tomato 18、fox 19、woman 20、knife 22、sheep <二>、选择填空 1、There on the wall .They are very beautiful.A. are photoes B. are photosC. is a photo D. is photos 2. This kind of car made in Shanghai. A. is B .are C .were D .has 3. There are four and two in the group. A. Japanese, Germen B Japaneses, Germen C. Japanese,German C.Japanese, Germans 4. That’a art book. A. an B. a C. the D are 5. The boys have got already. A. two bread B. two breads C. two pieces of bread D. two piece of bread 6. The old man wants . A. six boxes of apples B. six boxes of apple C. six box of apples D. six boxs of apples 7. There some in the river. A. is ,fish B. are, fishs C. is, fishs D. are ,fish 8. There two in the box. A. is watch B. are watches C. are watch D. is watches 9. We should clean twice a day. A .our tooth B. our tooths C.teeth D.our teeth 10.The _____ meeting room is near the reading room. A.teacher B.teache。