英语人教版七年级上册名词复数.ppt

1、名词的复数形式,主讲 胡琴,名词的复数形式 名词的概念。 名词是指人和事物的名称。如：water，mother , table 等。 名词的种类。 名词的种类有很多，但是按照所表示事物的性质可以分为可数名词（countable nouns）和不可数名词（uncountable nouns） 。可数名词有单数和复数两种形式，如：an apple , two apples, a book , some books 。不可数名词一般没有复数形式，如：milk，bread ，rice 。,二.名词复数的变法规则，可以分为两大类规则和不规则，规则的有下列5种。 1. 一般情况在名词后加-s： bookb

2、ooks /s/ mapmaps /s/ dogdogs/z/ girlgirls/z/ teacherteachers /z/ chairchairs /z/ petpets /ts/ studentstudents /ts/ friendfriends /dz/ bedbeds/dz/ 注意：加-s时的字母s的发音 ，清对清/s/，浊对浊/z/，元音后面也读/z/ ,以t结尾的读/ts/, 以d结尾的读/dz/,2. 以s, sh , ch , x 等结尾的名词加-es ,读作/iz/. classclasses dishdishes boxboxes busbuses watchwatc

3、hes 3. 以辅音字母加 y 结尾的名词，变y为i再加-es ,读作/iz/. familyfamilies strawberrystrawberries partyparties dictionary-dictionaries citycities storystories historyhistories countrycountries 注意：以元音字母a , e , i, o ,u 加y结尾的名词其复数形式直接加-s,如：daydays boyboys keykeys,4. 以f或fe结尾的名词复数，大多数把f或fe变为v再加-es,如： knife(小刀)knives wife(妻

4、子)wives thief(小偷)-thieves leaf(树叶)leaves shelf(架子)shelves self(自己)selves 5 .以字母o结尾的名词一般在Negro (黑人) hero (英 雄) potato(土豆) tomato(西红柿)这四个名词后加-es, 读作/iz/,可以说“黑人 英雄 爱吃 土豆炒 西红柿”。 NegroNegroes heroheroes potatopotatoes tomato-tomatoes 但是其他以o结尾的名词一般加-s. photophotos radioradios zoozoos kilokilos pianopianos

5、,三. 不规则名词复数形式 1.改变单数名词中的元音字母 foot(脚)feet tooth(牙齿)teeth manmen womanwomen policeman(男警察)policemen policewoman(女警察) policewomen Englishman(英国男人) Englishmen Englishwoman(英国妇女)Englishwomen,2.词尾加-(r)en的 childchildren ox(公牛)oxen 3.单复数相同的名词 sheep(绵羊) deer(鹿) fish(鱼) Chinese(中国人) Japanese(日本人) duck(鸭子) 4.

6、名词前有man和woman修饰表示性别时,两者同时变复数 a woman teacher(一位女教师) two women teachers(两位女教师) man doctor/writer /cook男医生 / 作者 / 厨师 woman doctor/writer /cook女医生 / 作者 / 厨师,写出下列名词的复数形式。 egg_ class _ watch_ family_ strawberry_ key_ tomato_ photo_boy_ jacket_ baby_ library_ picture_ man_ child_ school_wife_ Chinese_girl

7、_ man teacher_ potato_ ruler_ radio_ box_ foot_ knife_ bus_ tomato_,eggs,classes,watches,families,strawberries,keys,tomatoes,photos,boys,jackets,babies,libraries,pictures,men,children,schools,wives,Chinese,girls,men teachers,potatoes,rulers,radios,boxes,feet,knives,buses,tomatoes,二. 用所给词的适当形式填空。 My

8、brother has three _ (pen). These _(photo) are my fathers. There are four _(family) in the picture. How many _(book) do you have? Please have some _ (strawberry). This is my _(student). Tom likes _(milk) for breakfast. The _(watch) are on the table. I want to buy a pair of _(shoe).,pens,photos,famili

9、es,books,strawberries,student,milk,watches,shoes,The shoes are 15 _(dollar). I have five tennis _(racket). Her daughter is six _(month) old. One of the_ (book) is Toms. The _ (woman) are _(teacher). Those are his _(dictionary). Please give me a set of _(CD). They all like _(fruit). There are two _(apple tree) in the yard I have some _(orange).They are_(orange) We have two_ (hand) and two _(foot).,dollars,rackets,months,books,women,teachers,dictionaries,CDs,fruit,apple trees,oranges,orange,hands,feet,Thank you !,4 .以字母o结尾的名词一般在Negro (黑人) hero (英 雄) potato(土豆) tomato(西红柿)这四个名词后加-es,