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1、一、名詞名詞可以分為可數(shù)名詞與不可數(shù)名詞,其中可數(shù)名詞具有單、復(fù)數(shù)的形式;而不可數(shù)名詞沒有復(fù)數(shù)形式。1.從單數(shù)復(fù)數(shù),變形規(guī)則如下:1?—般情況下,直接加?s,如book-books,bag-bags,cat-cats,bed-beds2.以s.x.sh.ch結(jié)尾,加-es,如:bus-buses,box-boxes,watch-watches3.以“輔音字母+y”結(jié)尾,變y為i,再加-es,如:family-families(家庭),strawberry-strawberries(草莓)4.以“f或fe”結(jié)尾,變f或fe為v,再加?es,如:knife-knives5.不規(guī)
2、則名詞復(fù)數(shù):man-men,woman-women,policeman(男警察)?policemen,policewoman(女警察)?policewomen,mouse-micechild(孩子)-childrenfoot-feet,,tooth-teethfish-fish,sheep(羊)?sheeppeople-people,Chinese-Chinese,Japanese-Japanese,3people后加上s時(shí)即peoples表示"民族'‘例如:Thereare56peoplesinChina.中國(guó)有56個(gè)民族。2?以下詞為常為不可數(shù)名詞,他們的復(fù)數(shù)形式就是他
3、們本身。Water(水)milk(牛奶)tea(茶)rice(米飯)orange(橙汁)juice(果汁)bread(面包)練習(xí)題寫出下列各詞的復(fù)數(shù)Ithisthatwatchchildphotodiarydavfootbookdresstoothsheepboxstrawberrythiefyo-vopeachsandwichmanwomanpaperjuicewatermilkricetea-注意be動(dòng)詞遇到名詞時(shí)的運(yùn)用:?jiǎn)螖?shù)名詞用is,復(fù)數(shù)名詞全用are.名詞單復(fù)數(shù)講解及練習(xí)名詞單復(fù)數(shù)(1)名詞可以分為可數(shù)名詞和不可數(shù)名詞,不可數(shù)名詞沒有單復(fù)數(shù),一律看作單數(shù)。(2)可
4、數(shù)名詞的單數(shù)前什么時(shí)候用a,什么時(shí)候用an?答:以元音音標(biāo)(或音素)開頭的用an。以輔音音標(biāo)(或音素)開頭的用a。注意:我們看的是音標(biāo)(或音素),而不是元音字母?!?、選擇a或an或不填(用/表示)penbagapplebigapplebananaorange_oranges_orangepen(3)可數(shù)名詞的變化規(guī)則:①一般在詞尾加s,如:books,bags,fruits?加s之后的讀咅②以s、x^ch^sh結(jié)尾的名詞加es,③以輔音字母加y結(jié)尾的名詞,變y為i再加es,讀[⑵;以元音字母加y結(jié)尾的名詞直接在詞尾加So女口:babybabies④以f、fe結(jié)尾的名詞變f、
5、fe為ves,如:wolf[wulf]狼wolveswife(妻子)一life(生命)一knife⑤以o結(jié)尾的名詞加es的令:如:zoozoosphotophotos(4)名詞復(fù)數(shù)的不規(guī)則變化:man一men男人woman[wumEn]一women[5wimin]女人tooth[tu:W]—teeth[ti:W]牙齒foot[fut]—feet[fi:t]M英尺goose[gu:s]—geese[gi:z]鵝mouse[maus]一mice[mais]老鼠②child[tFaild]—children[5tFildrEn]孩子③單復(fù)同形的名詞有:Chinese[5tFain
6、i:z]屮國(guó)人Japanese[7dVApE5ni:z]日木人sheep[Fi:p]綿羊deer[diE]鹿fish[fiF]魚注意:fish①當(dāng)一?條魚講時(shí),單復(fù)數(shù)同形,如threefish.②當(dāng)各種各樣的魚講時(shí),即強(qiáng)調(diào)負(fù)的種類時(shí),要加es.如:allkinds[kaindz]offishes?各種各樣的魚③當(dāng)角肉講時(shí),不可數(shù)。一、名詞復(fù)數(shù)規(guī)則1.一般情況下,直接加-s,如:book-books,bag-bags,cat-cats,bed-beds2.以s.x.sh.ch纟吉尾力口?es,如bus-buses,box-boxes,brush-bmshes,watch-wa
7、tches3.以"輔音字母+y"結(jié)尾,變y為i,再加-es,如:family-families,strawberry-strawberries4.以"f或fe"結(jié)尾,變f或fe為v,再加-es,如:knife-knives5.不規(guī)則名詞復(fù)數(shù):man-men,woman-women,policeman-policemen,policewoman-policewomen,mouse-micechild-childrenfoot-feet,.tooth-teethfish-fish,people-people,Chine