名词复数的构成.doc

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1、名词变复数名词变复数规则变化及发音：1、绝大多数的可数名词在词尾加上s；eg：book→books；desk→desks；pen→pens；car→carss遇t读浊辅音[ts]，遇d读清辅音[dz]  eg：friend→friends;cat→cats;2.、以s、x、ch、sh结尾的单词，在该词末尾加上-es；读音规则：读[iz]；eg：bus→buses;box→boxes;watch→watchches;dish→dishes3、以辅音字母+y结尾的名词，要把y变为i，再加-es；读音规则：读[z]。eg：fly

2、→flies;baby→babies;元音字母加y结尾的单词直接加s；eg：toy→toys；boy→boys；4、以-f或-fe结尾的名词，要将-f或-fe变为-v，再加es；读音规则：读[vz]；eg：knife→knives；leaf→leaves；5、以-o结尾的名词，初级阶段只有三个单词要加-es，其余都加-s；读音规则：读[z]。eg：tomato→tomatoes西红柿;potato→potatoes土豆;hero→heroes英雄;Negro—Negroes口诀：“黑人英雄喜欢吃土豆和西红柿”其余eg：zo

3、o→zoos;hippo→hippos；名词变复数不规则变化：1.单词内部发生变化：口诀“oo常常变ee，男人女人a变e”eg：foot→feet脚；tooth→teeth牙齿；man→men男人；woman→women女人；2.单复数相同：“羊鱼小鹿无变化，单数复数是一家”eg：sheep→sheep绵羊；fish→fish鱼；deer→deer鹿；3.不规则变化：child→children孩子；mouse→mice老鼠；German→Germans德国人；4“某国人”的复数有三种类型：口诀“中日不变，英法变，其它S加

4、后边”（1）Chinese,Japanese单数复数同形，不需加s；（2）Englishman,Frenchman,Dutchman复数要把man变为men；（3）其他各国人以–an,-ian收尾的均直接加s。如：Americans,Australians,Ⅰ.写出下列单词的复数形式：fish-boy-watch-knife-leaf-wife-baby-family-man-woman-child-tooth-goose-mouse-sheep-peach-picture-Chinese-bus- fox- boy-da

5、y- zoo-tree-  deer-  fish- city- leaf-life- milk-foot- horse- mouse-tooth-  woman- broom- juice-  water-people-  branch- family- ox-country-he-his-I-this-is-it-that-Ⅱ.将下列句子改为复数句子:1.Heislookingafterthebaby.____________________________2.It’sabigheavybox.____________

6、______________________3.Thispictureisnice.____________________________________4.Sheisabeautifulwoman._______________________________5.I’magoodchild.___________________________________6.That’sadeliciouspeach._________________________________Ⅲ.将下列句子改为单数句子：1.Theseare

7、redcoats.________________________________________2.Who’retheboys?They’remystudents.____________________________3.They’rewomenworkershere._____________________________________4.Aretheyplayingbasketballnow?Yes,theyare____________________5.Whatarethey?Theyarebuses.__

8、______________________________6.Thosearebeautifulflowers._____________________________________7.Wehavemanyoldpictures.__________________________________