英語名詞的單復(fù)數(shù)形式ppt課件

1、1,詞性分類,7.12,2,名詞,noun,n,Countable C,Uncountable U,the Earth、China、the Great Wall,3,可數(shù)名詞,復(fù)數(shù)形式變化,一般情況下,在詞尾直接加s,bookbooks capcaps treetrees dogdogs,以-s、-x、-ch、-sh結(jié)尾的名詞,在詞尾加-es,glass- bus- box- watch- brush,glasses,buses,boxes,watches,burshes,stomach-stomachs,1.規(guī)則變化,4,部分以-f、-fe結(jié)尾的名詞,把-f或-fe改為-v再加-es,sel

2、f-selves thief-thieves knife-knives shelf-shelves leaf-leaves life-lives wife-wives half-halves wolf-wolves,妻見小偷架下藏 手拿小刀想殺狼 誰知落下半片葉 砸在頭上一命亡,roof-roofs belief-beliefs proof-proofs,證據(jù),有些只能加-s，如,以輔音字母加-y結(jié)尾的名詞,把-y改為-i再加-es,baby- story- country- party,babies,stories,countries,parties,以元音字母加-y結(jié)尾的單詞直接加-s,b

3、oy-boys day-days,a、e、i、o、u,5,以輔音字母加-o結(jié)尾的名詞,詞尾加-es,potato-potatoes hero-heroes tomato-tomatoes Negro-Negroes,黑人,Negroes and heroes like to eat potatoes and tomatoes,photo、piano、radio、zoo只加-s要記住,2.不規(guī)則變化,元音字母發(fā)生變化,改-a為-e,改-oo為-ee,man-men woman-women policeman-policemen spaceman-spacemen,foot-feet tooth-

4、teeth goose-geese,6,單復(fù)數(shù)同形,sheep-sheep deer-deer fish-fish people-people,注意：fish表示“魚肉”是不可數(shù)名詞 表示“魚的多少”時，是可數(shù)名詞，但單數(shù)和復(fù)數(shù)同形 如：There are many fish in the river. 強調(diào)“魚的種類”時，復(fù)數(shù)是fishes 如：There are many kinds of fishes in the river,有些名詞常以復(fù)數(shù)形式出現(xiàn),trousers、socks、gloves、shoes,注意：要表達它們的量，常借助pair一詞 如：a pair of trouser

5、s一條褲子 two pairs of gloves 兩副手套,7,表示“某國人,單復(fù)數(shù)同形,詞尾加-s,變man為men,a Chinese-two Chinese a Japanese-two Japanese,German-Germans American-Americans,Englishman-Englishmen Frenchman-Frenchmen,其他形式,child-children mouse-mice,the+姓氏復(fù)數(shù)”表示“一家人或夫婦二人” 例如：the Greens 格林一家格林夫婦 the Blacks 布萊克一家布萊克夫婦 名詞作定語時，不用復(fù)數(shù)形式 例如：a

6、shoe shop 一家鞋店 an apple tree 一棵蘋果樹 apple treeses 蘋果樹 man,woman作定語時，如果后面的名詞是復(fù)數(shù)，則man、woman 也要跟著變 成復(fù)數(shù) 如：a woman teacher-two women teathers,8,不可數(shù)名詞,可以修飾不可數(shù)名詞的詞或短語 a lot oflots of,some,much,a little,little,plenty of,a bit of,a large amount of,數(shù)詞+容器+of+不可數(shù)名詞 a glass of water-two glasses of water,常用的不可數(shù)名詞

7、food,meat,fish,chicken,pork,beef,orange,milk,tea,water,bread,homework,news,paper,rain,snow,air,maths,Chinese,work,fun,imformation,advice,既能做可數(shù)名詞，又能做不可數(shù)名詞,9,1.-How many do you want? -A kilo，please. A.potato B.bread C.bananas D.milk,2.-Would you like something to drink? -Yes, ,please. A.two cup of coffee B.two pieces of bread C.two cups of coffee C.two hamburgers,3.-Womens Day is coming.Ill do something for my teachers.Can you give me ? -Ok.No problem!You can buy some flowers for . A