小學英語單復數(shù)

1、名詞單數(shù)變復數(shù),Whats this in English?,Its an apple.,What are these?,They are two apples.,-What are these?,-Whats this?,-Its a pen.,-They are pens.,-What are those?,-Whats that?,-Its an English book.,-They are English books.,watches,oranges,pens,-Whatre these ? -Theyre .,名詞,一名詞分可數(shù)名詞和不可數(shù)名詞 1. 可數(shù)名詞 個體名詞都是可數(shù)名詞

2、。每個可數(shù)名詞都有其單數(shù)和復數(shù)形式。 A. 單數(shù)：表示“一個”的概念。用名詞的單數(shù)時，名詞前需加 a 或 an。 如：a book（一本書）， an apple（一個蘋果）， an orange（一個橘子） B. 復數(shù)：表示兩個或兩個以上的物體。 如：two pencils（兩枝鉛筆）， three weeks（三周）等。,1.一般情況下，直接在詞尾加-s構成復數(shù)形式。,如：book-books, bag-bags, cat-cats, bed-beds,name,pen,card,ruler,names,pens,cards,rulers,box,2. 以s, x, ch, sh等結尾的名詞

3、， 在詞尾加-es構成復數(shù)形式。,boxes,class,classes,watch,watches,brush,brushes,2.,bus,buses,foxes,dishes,peach,peaches,sandwich,sandwiches,3. 以“輔音字母+y”結尾的名詞，應改y為i，再加-es。,family,families,babies,baby,4. 以“元音字母+y”結尾的名詞，直接在詞尾加-s構成復數(shù)形式 。,boy,boys,day,days,4.,key,cities,strawberries,keys,parties,5. 以f或fe結尾的名詞，先將f或fe變成v

4、，再加-es構成復數(shù)形式。,knife,knives,leaves,以o結尾的名詞, 表示無生命事物的名詞，詞尾加-s, 表示有生命事物的名詞，詞尾加-es。,加-es的名詞有: potato, tomato,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 .,不可數(shù)名詞： 有些詞在

5、漢語中可數(shù),在英語中卻不可數(shù)。 如：bread（面包）等。 此類不可數(shù)名詞要表示“一”這個概念時,需用其它方式表達,數(shù)詞+量詞+OF+名詞。 如: a piece of bread 等。 注意事項： 不可數(shù)名詞總是用單數(shù)的形式。 不可數(shù)名詞一般沒有復數(shù)形式。 不可數(shù)名詞前，不要加數(shù)字。,this that I you he / she / it am / is ,these,those,we,you,they,are,單數(shù) 復數(shù),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

6、is a teacher. Whats this ?,These are books. Those are erasers. They are red apples. We are boys. They are teachers. Whatre these ?,復數(shù)句子變單數(shù)句子 These are flowers. 單數(shù) 一般疑問句,并作肯定回答: 劃線提問:,: This is a flower.,Are these flowers ? Yes, they are.,What are these ?,寫出下列各詞的復數(shù) I _ him _ this _ her _ watch _ chil

7、d _ day _ foot _ book _ dress _,we,them,these,them,watches,children,days,feet,books,dresses,寫出下列各詞的復數(shù) tooth _ sheep _ box _ strawberry _ you _ peach _ sandwich _ man _ woman _ paper _ juice _ water _ milk _ rice _ tea _,teeth,sheep,boxes,strawberries,you,peaches,sandwiches,men,women,paper,juice,wate

8、r,milk,rice,tea,二、用所給的單詞的復數(shù)的正確形式填空： 1.There are three_(chair) in the classroom. 2.These_ (tomato) are red. 3.My brother looks after two_ (baby) 4.My father likes to eat_ (potato). 5.Chinese_ (people)like to eat noodles.,chairs,tomatoes,babies,potatoes,people,6.I have a lot of _ (toy) in my bedroom.

9、7. My mother wash_ (dish) in the kitchen. 8.I have two_ (pencil-box). 9.There are some_ (bus)in the street. 10.Monster has eight_ (foot).,toys,dishes,Pencil-boxes,buses,feet,三、選擇填空 ( )1I can see three _ in the zoo. A monkeies B monkeys C monkey ( )2. The pig has four _. A. foot B. feet C. foots ( )3

10、. I can see ten _ in the picture. A. sheep B. dog C. pig ( )4. The _ has three_. boys, watches B. boy, watch C. boy, watches ( )5. Can you see _on the plate? A. bread B. breads C. breades,B,B,A,C,A,( )6. Mr Black often drink some _. A. milk B. milks C.milkes ( )7. There are some _on the floor. A. child B. man C. books ( )8. Lucy will have some _. A