名词单数变复数不规则变化ppt课件.ppt

The Plural Nouns,名词复数,学,Sum up:,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,在词尾加-es.,3.以辅音字母加y结尾的名词，要变y为i再加-es.,5.以f或 fe结尾的名词，先将f或 fe变为v,再加-es.,6.以o结尾的名词,表示无生命事物的名词加-s, 表示有生命事物的名词加-es。,4.以“元音字母+y”结尾的名词，直接在词尾加-s .,this that I you he / she / it am / is ,these,those,we,you,they,are,单数 复数,一、写出下列单词的复数I- 2.am- 3.he 4.pencil- 5.watch- 6.dictionary- 8.it- 9. parent - 10.boy,we,are,they,pencils,watches,dictionaries,they,parents,boys,句子单数变复数This is a book. That is an eraser.It is a red apple. I am a boy.He / She is a teacher.Whats this ?,These are books.Those are erasers.They are red apples.We are boys.They are teachers.Whatre these ?,sheep,mouse,goose,Hey! Please come to my house!,sheep,Mr.Sheep, How many sheep are there in your family?,There are two sheep.,Mr.Mouse, How many mice are there in your family?,mouse,Mr.Mouse, How many mice are there in your family?,mouse,There are six mice.,goose,Miss.goose, How many geese are there in your family?,There are ten geese.,1）内部元音字母发生变化。如man-men woman-women 注意：与 man 和 woman构成的合成词，其复数形式也是 -men 和-women。如： woman doctor, women doctors a man teacher men teachersan Englishman，two Englishmen. ；Bowman是姓，其复数是the Bowmans。,1,内部元音字母发生变化。如：footfeet足 toothteeth牙齿goose(鹅)geese mousemice鼠 policemanpolicemen警察,2,表示“某国人”的单、复数变化单复数同形。如：ChineseChinese中国人 JapaneseJapanese日本人 SwissSwiss瑞士人1)词尾加-s。如：GermanGermans德国人 RomanRomans 罗马人 RussianRussians 俄罗斯人 AmericanAmericans美国人 2)变man为men。如：FrenchmanFrenchmen法国人 EnglishmanEnglishmen英国人,3,词尾发生变化。如： oxoxen 公牛 childchildren孩子,4,有个别名词单复数形式一样。如：deerdeer鹿 fishfish 鱼 sheepsheep羊meansmeans方法 worksworks工厂,4,分开写者，通常在第二部分词尾加复数。如： a boy student boy students 男学生 a girl friend girl friends 女朋友,Homework:You must do:Recite the rules of the plurals nouns with your classmates.You can try to do:To find more plural nouns in your spare time.,Good Bye!,pen desk key box knife card orange boy friend parent mother father sister brother son daughter cousin family pencil case,s,s,s,s,es,knives,s,s,s,s,s,s,s,s,s,s,s,families,child man pencil case sheep,