新目標(biāo)英語七年級(jí)上冊(cè)名詞單數(shù)變復(fù)數(shù)

1、名詞單數(shù)變復(fù)數(shù)-What are these?-Whats this?-Its a pen.-They are pens.-What are those?-Whats that?-Its an English book.-They are English books.backpackswatchesorangespens-Whatre these ?-Theyre .mapscaseskeys-Whatre those ?-Theyre .名詞單數(shù)變復(fù)數(shù)(一)規(guī)則變化:1.加s 2.加s, x, ch, sh結(jié)尾的名詞加es3.以輔音字母加y結(jié)尾的名詞,先改y為i, 再加es (mothers

2、, fathers, sisters, brothers)( buses, boxes, watches )( family - families dictionary - dictionaries ) 區(qū)別 key keys boy - boys(二)不規(guī)則變化:4.單復(fù)數(shù)同形(不變): sheep(綿羊) deer(鹿) fish(魚) 2.man, woman men, women1.加es:potatoes (土豆) tomatoes (西紅柿)Chinese(中國人) Japanese(日本人) 6. oo ee： foot(腳) tooth(牙齒) goose(鵝)5. 以 f /

3、 fe結(jié)尾的,變f為v, 再加eswife(妻子) knife (小刀) shelf (架子) leaf (葉子) wolf (狼)3. child（孩子） children（男人，婦女）名詞單數(shù)變復(fù)數(shù)后s / es 的讀音1.在清輔音后讀 / s /2.在元音和濁輔音后讀 / z /3.在/ s / / z / / / / / t / / d /后 讀 / iz /4.在/ t /后讀/ ts /，在 / d /后讀 / dz /desks mapsbrothers pensclasses, watches, orangescats, friends pen desk key box kni

4、fe card orange boy friend parent mother father sister brother son daughter cousin family child man pencil case sheepssssesknivessssssssssssfamilieschildrenmenssheep句子單數(shù)變復(fù)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 eras

5、ers.They are red apples.We are boys.They are teachers.Whatre these ?this that I you he / she / it am / is thesethoseweyoutheyare 單數(shù) 復(fù)數(shù)一、寫出下列單詞的復(fù)數(shù)I- 2.am- 3.he 4.pencil- 5.watch- 6.dictionary- 7. man- 8.it- 9. parent - 10.boy wearetheypencils watchesdictionaries men they parentsboys二、句型轉(zhuǎn)換1.This is my

6、 mother. 1）變否定句 2）變一般疑問句，并作肯定回答This is not my mother.Is this your mother ?Yes, it / she is.2.That is a car.1）變否定句 2）劃線提問3) 變復(fù)數(shù)句That is not a car.Whats that?Those are cars.3.Thats an English dictionary.1）變否定句 2）變一般疑問句，并作否定回答Thats not an English dictionary.Is that an English dictionary?No, it isnt.4.H

7、er family names Smith.5.My jacket is light blue.6. is, that, brother, my, Dave 組詞成句劃線提問劃線提問Whats her family name?What color is your jacket?That is my brother , Dave.句型轉(zhuǎn)換1.Whats this ? 復(fù)數(shù) Whatre these ?2.Hes a Chinese boy. 復(fù)數(shù)Theyre Chinese boys. 3.This is a bike. 否定句復(fù)數(shù)句一般疑問句，并作肯定回答This is not a bike.These are bikes.Is this a bike ?Yes, it is.4.That is my brother. 否定句一般疑問句，并作否定回答That is not my brother.Is that your brother ?No, it / he isnt.5.