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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?一般情況卜,直接加?s,如:book-books,bag-bags,cat-cats,bed-beds2.以s.x.sh.ch結(jié)尾,力U-es,女U: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-strawbenies(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)則名詞復(fù)數(shù):m
2、amen,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,當(dāng)people后加上s時即peoples表示“民族”例如:Thereare56peoplesinChina.中國有56個民族。2?以下詞為常為不可數(shù)名詞,他們的復(fù)數(shù)形式就是他們本身。Water(水)milk(牛奶
3、)tea(茶)rice(米飯)orange(橙汁)juice(果汁)bread(面包)練習(xí)題寫岀下列各詞的復(fù)數(shù)Ithisthatwatchchildphotodiarydayfootbookdresstoothsheepboxstrawberrythiefvo-vopeachsandwichmanwomanpaperjuicewatermilkricetea注意be動詞遇到名詞時的運用:單數(shù)名詞用is,復(fù)數(shù)名詞全用are.名詞單復(fù)數(shù)名詞單復(fù)數(shù)講解及練習(xí)(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)可數(shù)名詞的單數(shù)前什么時候用a,什么時候用an?答:以元音音標
4、(或音素)開頭的用an。以輔咅咅標(或咅索)開頭的用a。注意:我們看的是咅標(或咅素),而不是元咅字母。一、選擇a或an或不填(用/表示)penbagapplebigapplebananaorangeoranges_orangepen"(3)可數(shù)名詞的丞花現(xiàn)則:——①一般在詞尾加s,如I:books,bags,fruits□加sZ后的讀音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[iz];以元咅字母加y結(jié)尾的名詞直接在詞尾加So如1:babybabies①以f、fe結(jié)尾的名詞變f、fe為ves,如I:wolf[wulf]狼wolveswife(妻
5、子)一life(生命)一knife—②以o結(jié)尾的名詞加es的有:如:zoozoosphotophotos(4)名詞復(fù)數(shù)的不規(guī)則變化:man—men男人woman[wumEn]—women[5wimin]女人tooth[tu:W]—teeth[ti:W]才齒foot[fut]一feet[fi:t]腳,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[5tFaini:zJ中國人Japanese[7dVApE5ni:z]日本人sheep[Fi
6、:p]綿羊deer[diE]鹿fish[fiF]魚注種如要加es.:fish①當(dāng)一條魚講時,單復(fù)數(shù)同形,如threefish.②當(dāng)各種各樣的魚講時,即強調(diào)魚的:allkinds[kaindz]offishes.各種各樣的魚③當(dāng)魚肉講時,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結(jié)尾,力口?es,如:bus-buses,box-boxes,brush-brushes,watch-watches3.以“輔音字母+y"結(jié)尾,變y為i,再加?es,如:family-families,str
7、awbeiTy-strawherries4.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,policemapolicemen,policewomapolicewomen,mouse-micechild-childrenfoot-feet,.tooth-teethfish-fish,people-people,Chines