可数名词,不可数名词,练习题,七年级

可数名词变复数规则变化1、一般情况下，加s；读音规则：清读/s/，浊、元/z/eg：book—books；desk—desks；penfpens；car—carss遇t读［ts］,遇d读［dz］eg：friend—friends;cat—cats;2、、以s、x、ch、sh结尾的名词，加-es；读音规则：读［iz］；eg：bus—buses;box—boxes;watch—watches;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：library---libraries;baby—babies;注意：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，有的加s,有的加es读音规则：读［z］。初中阶段只有4个单词要加-es,其余都加-s；口诀：“黑人英雄爱吃土豆西红柿”eg：tomato—tomatoes西红柿；potato—potatoes土豆；hero—heroes英雄；Negro—Negroes其余eg：zoo—zoos；photo—photos；可数名词变复数不规则变化：单词内部发生变化：口诀:oo常常变ee，男人女人a变eeg：foot—feet脚;tooth—teeth牙齿；man—men男人；woman—women女人;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;不规则变化：child—children孩子；mouse—mice老鼠；German—Germans德国人；某国人的复数有三种类型：口诀:中日不变，英法变，其它在后加sChinese,Japanese单数复数同形，不需加s；Englishman,Frenchman,复数要把man变为men；其他各国人直接加s。如：Americans,Australian名词变复数练习题一、写出下列名词的复数形式1、orange2、class3、text4、monkey5、piano6、child7、shelf8、bed9、country10、family11、toy12、foot13、Japanese14、radio15、photo16、sheep17、tomato18、fox19、woman20、knife二、选择填空1.TheycomefromdifferentA.countryB.countriesC.acountryD.countrysHowmanydoyouseeinthepicture?A.tomatosB.tomatoesC.tomatoD.thetomatoTheyare.A.womanteachersB.womenteachersC.womenteacherD.womanteacherWouldyoulike,please?A.twoglassofwaterB.twoglassesofwaterC.twoglassofwatersD.twoglassesofwatersMostoflivein.A.Germans,GermanB.German,GermenC.Germen,GermanyD.Germans,GermanyTherearesomeinthese.A.knifes・・・pencil—boxesB.knives・・・pencils—boxC.knives・・・pencil—boxD.knives・・・pencils—boxeslikebyair.A.Greens,travellingB.TheGreen,travelingC.TheGreens,travelD.TheGreens,traveling8..Howmanydotheyhave??A.pictureB.picturesC.apictureThereisnointheplate.A.applesB.orangesC.riceD.eggsaregoodforourhealth.A.TomatosB.TomatoesC.Tomatoandarenotfriends.A.Foxs・・・wolfsB.Foxes・・・wolfsC.Foxes・・・wolvesTOC\o"1-5"\h\zThesearetheofournational.A.photos…heroesB.photoes…heroesC.photos…herosThearerunningonthe.A.deer…grassesB.deers…grassC.deer…grassIwassohungryandIatetwo.A.bowlsofnoodleB.bowlsofnoodlesC.bowlofnoodles三、把1—10句变为复数句1.Thisismyfriend.Thisisabike.Thatishe