七年級仁愛版句型轉(zhuǎn)換專項(xiàng)練習(xí)

1、精選優(yōu)質(zhì)文檔-傾情為你奉上七年級上冊Unit1名詞變復(fù)數(shù)專項(xiàng)練習(xí)名詞變復(fù)數(shù)規(guī)則變化及發(fā)音：1、絕大多數(shù)的可數(shù)名詞在詞尾加上s ； bookbooks；deskdesks；penpens；carcars s遇t讀濁輔音ts，遇d讀清輔音dz friendfriends; catcats; 2.、以s、x、ch、sh結(jié)尾的單詞，在該詞末尾加上-es； 讀音規(guī)則：讀iz； busbuses; boxboxes; watchwatchches; dishdishes 3、以輔音字母+y結(jié)尾的名詞，要把y變?yōu)閕，再加-es 讀音規(guī)則：讀z。 flyflies; babybabies; 元音字母加y結(jié)尾的

2、單詞直接加s；eg：toytoys；boyboys；4、以-f或-fe結(jié)尾的名詞，要將-f或-fe變?yōu)?v，再加es； 讀音規(guī)則：讀vz； knifeknives；leafleaves；5、以-o結(jié)尾的名詞，初級階段只有三個(gè)單詞要加-es，其余都加-s； 讀音規(guī)則：讀z。 tomatotomatoes西紅柿; potatopotatoes土豆; heroheroes英雄; NegroNegroes 口訣：“黑人英雄喜歡吃土豆和西紅柿” 名詞變復(fù)數(shù)不規(guī)則變化：1.單詞內(nèi)部發(fā)生變化：口訣“oo常常變ee，男人女人a變e” footfeet腳；toothteeth牙齒；manmen男人；womanw

3、omen女人；2.單復(fù)數(shù)相同：“羊魚小鹿無變化，單數(shù)復(fù)數(shù)是一家” sheepsheep綿羊；fishfish魚；deerdeer鹿；3.不規(guī)則變化： childchildren孩子；mousemice老鼠；GermanGermans德國人；4“某國人”的復(fù)數(shù)有三種類型：（1）Chinese, Japanese單數(shù)復(fù)數(shù)同形，不需加s； （2）Englishman, Frenchman, Dutchman復(fù)數(shù)要把 man 變?yōu)閙en； （3）其他各國人以an, -ian收尾的均直接加s。如：Americans, Australians, 不可數(shù)名詞：不可數(shù)名詞概念：不可以數(shù)的名詞叫做不可數(shù)名詞。包

4、括物質(zhì)名詞（表示無法分為個(gè)體的物質(zhì)）和抽象名詞（表示抽象概念的詞）。不可數(shù)名詞特點(diǎn)：不可數(shù)名詞沒有復(fù)數(shù)形式，也不能與a, an及數(shù)詞連用，常作單數(shù)看待。例： water Theres some water in the bottle. food My favourite food is noodles.不可數(shù)名詞如表數(shù)量，常和a bottle of, a glass of等名詞詞組連用。如表示復(fù)數(shù)，只把量詞改 為復(fù)數(shù)。例：a bottle of water一瓶水 , two glasses of water 兩杯桔子汁， three cups of tea 三杯茶 ， a piece of p

5、aper一張紙有些物質(zhì)名詞有時(shí)可數(shù)，有時(shí)不可數(shù)，要根據(jù)上下文決定，其意義也有所不同。1以O(shè)結(jié)尾的名詞順口溜規(guī)律：有生命的以o結(jié)尾的名詞變復(fù)數(shù)時(shí)，詞尾加es，凡無生命的以o結(jié) 尾的名詞變復(fù)數(shù)時(shí)，詞尾加s?？谠E1：黑人和英雄們吃土豆和西紅柿es 其余全部加s解釋：negroes and heroes eat tomatoes and potatoes口訣2：你在“zoo”里 看見一根“bamboo” 上面掛著一張“photo” 所照的是一架“piano” 上面放著一臺(tái)“radio”解釋：zoo-zoos, bamboo-bamboos, photo-photos piano-pianos, rad

6、io-radios.2.表示民族的名詞順口溜口訣：“中、日、瑞”友好是一致；“英、法”聯(lián)盟a變e； 其他一律加s 。解釋： Chinese，Japanese單復(fù)數(shù)同形； Englishman，F(xiàn)renchman的復(fù)數(shù)為Englishmen，F(xiàn)renchmen； 其他像German，American，Australian等的復(fù)數(shù)形式是在后面加“s”。3.以f、fe結(jié)尾的順口溜規(guī)律：以f(e)結(jié)尾的名詞變?yōu)閺?fù)數(shù)時(shí)，改“f(e)”為“ve”再加“s”。口訣：樹葉半數(shù)自己黃，妻子拿刀去割糧； 架后串出一匹狼，嚇得竊賊逃命忙。解釋：wife（妻子）， knife（刀子），wolf（狼） thief（小偷

7、），shelf（架子），life（生命）4.巧記不規(guī)則名詞單變復(fù)口訣：大鵝老鼠齊步走 男男女女齜齜牙解釋：goose-geese; mouse-mice; foot-feet; tooth-teeth; man-men; woman-women;5.單復(fù)數(shù)形式一致的順口溜口訣：一個(gè)中國人和一個(gè)日本人騎著一只羊和鹿去吃水煮魚。解釋：Chinese, Japanese ,deer, sheep, fish練習(xí). 寫出下列單詞的復(fù)數(shù)形式：fish- boy- watch- knife- leaf- wife- baby- family- man- woman- child- tooth- goose

8、- mouse- sheep- peach- picture- Chinese- he- his- I- this- is- it- that-. 將下列句子改為復(fù)數(shù)句子:1. He is looking after the baby._2. Its a big heavy box. _3. This picture is nice._ 4. She is a beautiful woman._5. Im a good child. _6. Thats a delicious peach._. 將下列句子改為單數(shù)句子：1. These are red coats. _2. Whore the

9、boys? Theyre my students._3. Theyre women workers here. _4. Are they playing basketball now? Yes, they are_5. What are they? They are buses. _6. Those are beautiful flowers._ 7. We have many old pictures._. 劃出下列單詞中的不可數(shù)名詞:meat shirt food knife snow water ice tea orange cap car farmer ear bread milk n

10、oodles eraser clothes七年級仁愛版句型轉(zhuǎn)換專項(xiàng)練習(xí)：（一）把下列句子改為否定句。1.I am thirteen years old. 2. He is twelve years old. 3. Shes fourteen years old. 4. I am in Class Five, Grade Seven_. 5. Jane is in Grade Eight. 6. They are in Class Eleven._. _7. She is from Canada. 8. They are from China._. _9. Im from England. 10

11、. This is an eraser._ _. _ .11. This is a book. 12. That is an old book.（二）把下列句子改為一般疑問句，并做肯定，否定回答。1I am thirteen years old._ _ _2. He is twelve years old._ _ _3. Shes fourteen years old._ _ _4. I am in Class Five, Grade Seven._ _ _5. Jane is in Grade Eight._ _ _6. They are in Class Eleven._ _ _7. Sh

12、e is from Canada._ _ _8. They are from China._ _ _9. Im from England._ _ _10. This is an eraser._ _ _11. This is a book._ _ _12. That is an old book._ _ _13. These are rulers._ _ _14. Those are cakes_ _ _15. Its an orange._ _ _16. They are eggs._ _ _（三）根據(jù)畫線部分提問：1I am thirteen years old. 2. He is twelve years old._ _3. Shes fourteen years old. 4. I am in Class Five, Grade Seven._ _ 5. Jane is in Grade Eight. 6. They are in Class Eleven._ _7. She is from Canada. 8. They are from China._ _9. Im from Engla