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1、The Plural Nouns,名詞復數(shù),學,Sum up:,1.一般情況下,直接在名詞詞尾加-s.,2.以s,x,sh,ch結尾的名詞,在詞尾加-es.,3.以輔音字母加y結尾的名詞，要變y為i再加-es.,5.以f或 fe結尾的名詞，先將f或 fe變?yōu)関,再加-es.,6.以o結尾的名詞,表示無生命事物的名詞加-s, 表示有生命事物的名詞加-es。,4.以“元音字母+y”結尾的名詞，直接在詞尾加-s .,this that I you he / she / it am / is ,these,those,we,you,they,are,單數(shù) 復數(shù),一、寫出下列單詞的復數(shù)I- 2.am-

2、3.he 4.pencil- 5.watch- 6.dictionary- 8.it- 9. parent - 10.boy,we,are,they,pencils,watches,dictionaries,they,parents,boys,句子單數(shù)變復數(shù)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 a

3、re 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.goos

4、e, How many geese are there in your family?,There are ten geese.,1）內部元音字母發(fā)生變化。如man-men woman-women 注意：與 man 和 woman構成的合成詞，其復數(shù)形式也是 -men 和-women。如： woman doctor, women doctors a man teacher men teachersan Englishman，two Englishmen. ；Bowman是姓，其復數(shù)是the Bowmans。,1,內部元音字母發(fā)生變化。如：footfeet足 toothteeth牙齒goose(

5、鵝)geese mousemice鼠 policemanpolicemen警察,2,表示“某國人”的單、復數(shù)變化單復數(shù)同形。如：ChineseChinese中國人 JapaneseJapanese日本人 SwissSwiss瑞士人1)詞尾加-s。如：GermanGermans德國人 RomanRomans 羅馬人 RussianRussians 俄羅斯人 AmericanAmericans美國人 2)變man為men。如：FrenchmanFrenchmen法國人 EnglishmanEnglishmen英國人,3,詞尾發(fā)生變化。如： oxoxen 公牛 childchildren孩子,4,有

6、個別名詞單復數(shù)形式一樣。如：deerdeer鹿 fishfish 魚 sheepsheep羊meansmeans方法 worksworks工廠,4,分開寫者，通常在第二部分詞尾加復數(shù)。如： a boy student boy students 男學生 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,