1、1、一般情況下,加s;讀音規(guī)那么：清讀/s/,濁、元/z/eg：bookbooks;desQdesks;pen-pens;carcarss遇t讀ts,遇d讀dzeg：friendfriends;catcats;以s、x、ch、sh結尾的名詞,力口-es;讀音規(guī)那么：讀iz;eg：busbuses;bozboxes;watch-watches;dish-dishes以輔音字母+y結尾的名詞,要把y變?yōu)閕,再加-es;讀音規(guī)那么：讀z.eg：library-libraries;babybabies;注意：元音字母加y結尾的單詞直接加s;eg：toytoys;boyboys;以-f或-fe結尾的名詞

2、,要將-f或-fe變?yōu)?v,再加es;讀音規(guī)貝U：讀vz;eg：knifeknives;leaJleaves;以-o結尾的名詞,有的加s,有白加es讀音規(guī)那么：讀z.初中階段只有4個單詞要加-es,其余都加-s;口訣：“黑人英雄愛吃土豆西紅柿;hero-eg：tomatotomatoes西紅柿；potatopotatoesheroes英雄；NegroNegroes其余eg：zoozoos;photophotos;可數(shù)名詞變復數(shù)不規(guī)那么變化:1 .單詞內(nèi)部發(fā)生變化：口訣：oo常常變ee,男人女人a變eeg：footfeet腳;toothteeth牙齒;manmen男人;woman-women女人

3、;2 .單復數(shù)相同：羊魚小鹿無變化,單數(shù)復數(shù)是一家3 g：sheepssheep2帛羊;fishfish魚;deerdeer鹿；不規(guī)那么變化：childchildren孩子;mousemice老鼠;German-Germans德國人；某國人的復數(shù)有三種類型：口訣:中日不變,英法變,其它在后加sChinese,Japanes算數(shù)復數(shù)同形,不需加s;Englishman,Frenchman,數(shù)要把man變?yōu)閙en;其他各國人直接加so如：Americans,Australian名詞變復數(shù)練習題、寫出以下名詞的復數(shù)形式1、orange2、class3、text4、monkey5、piano6、chi

4、ld7、shelf8、bed10、family11、toy12、foot13、Japanese14、radio15、photo16、sheep17、tomato18、fox19、woman二、選擇填空1. TheycomefromdifferentA.countryB.countriesC.acountryD.countrys2. Howmanydoyouseeinthepicture?A.tomatosB.tomatoesC.tomatoD.thetomato3. Theyare.A.womanteachersB.womenteachersC.womenteacherD.womanteach

5、er4. Wouldyoulike,please?A.twoglassofwaterB.twoglassesofwaterC.twoglassofwatersD.twoglassesofwaters5. MostofliveinA.Germans,GermanB.German,GermenC.Germen,GermanyD.Germans,Germany6. TherearesomeintheseA.knifespencil-boxesB.knivespencils-boxC.knives-pencil-boxD.knivespencils-boxes7. likebyair.A.Greens

6、,travellingB.TheGreen,travelingC.TheGreens,travelD.TheGreens,traveling8. .Howmanydotheyhave?A.pictureB.picturesC.apicture9. Thereisnointheplate.A.applesB.orangesC.riceD.eggs10. aregoodforourhealth.A.TomatosB.TomatoesC.Tomato11. andarenotfriends.A.Foxs-wolfsB.FoxeswolfsC.Foxeswolves12. ThesearetheofournationalA. photosheroesB. photoesheroesC. photosheros13. ThearerunningontheA. deergrassesB. deersgrassC. deergrass14. IwassohungryandIatetwoA. bowlsofnoodleB. bowlsofnoodlesC. bowlofnoodles三、把110句變?yōu)閺蛿?shù)句1 .Thisismyfriend.2 .Thisisabike.3 .Thatisherbrother.4 .Thisisabook.