1、A1名词单数变复数口诀名词单数变复数口诀(一)规则变化名词单数变复数，直接加-s占多数；s,x,ch,sh来结尾，直接加上-es；词尾是f或fe，加-s之前先变ve；辅母+y在词尾，把y变i再加-es；词尾字母若是o，常用三个已足够，要加-es请记好，hero,tomato,potato。A21.英语名词有单数和复数的区别，单数表示“一”，复数表示“多于一。”名词由单数变复数，多数是规则的变，直接加-s，例如：bookbooks,girlgirls。但以-s,-z,-x,-ch,-sh结尾的名词，变成复数时加-es,例如：busbuses,buzzbuzzes,boxboxes,watchwa
2、tches,brushbrushesA32.-f(e)结尾的名词单数变复数歌诀：树叶半数自已黄，妻子拿刀去割粮，架后窜出一只狼，就像强盗逃命忙。例如：leaf(树叶，叶子)，half(一半)，self(自已)，wife(妻子)，knife(刀子)，shelf(架子)，wolf(狼),thief(窃贼，强盗)和life(生命)，这些名词变成复数时，都要改-f(e)为v，再加-es。A44.辅音字母+y结尾的名词，把y变i加-es。例如：babybabies,countrycountries,familyfamilies；而-y前是元音时，-y不变，直接加-s。例如：daydays,boyboys
3、A55.以-o结尾的名词变复数时，多数直接加-s。例如：radioradios,pianopianos,kangarookangaroos；有的须加-es，中学课本中有几个这样的单词，可以通过一句口诀来记忆：黑人英雄爱吃西红柿和土豆。即NegroNegroes,heroheroes,tomatotomatoes,potatopotatoes；A6(二)不规则变化男人女人a变e，鹅足牙oo变ee；老鼠虱婆也好记，ous变ic；孩子加上ren，鱼鹿绵羊不用变。6.名词复数的不规则变化需要特别记忆。例如manmen,womanwomen,goosegeese,footfeet,toothteeth,
4、mousemice,louse(虱子)lice,childchildren,fishfish,deer(鹿)deer,sheepsheep等。A7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、army17、tomato18、fox19、woman20、knife22、sheeporangesclassestextsmonkeyschildrenshelvesbedscountriesfam
5、iliestoysJapaneseradiosphotostomatoesfoxespianosfeetwomenknivessheeparmiesA8二、用所给的单词的复数的正确形式填空：1Therearesomany_(wolf)intheforest.2.Therearethree_(chair)intheclassroom.3.These_(tomato)arered.4._(hero)aregreat.5Mybrotherlooksaftertwo_(baby)6Therearesome_(deer)eatingthegrass.7Myfatherlikestoeat_(potato
6、).8Chinese_(people)liketoeatnoodles.9Ihavealotof_(toy)inmybedroom.10Ihelpmymotherwash_(dish)inthekitchen.wolveschairstomatoesHeroesbabiesdeerpotatoespeopletoysdishesA911Ihavetwo_(pencil-box).12Therearesome_(bus)inthestreet.13Peterhaseight_(foot).14Lindahasthree_(tooth).15Therearesome_(child)inthegar
7、den.16Michaellikesthe_(mouse).17Therearesome_(goose)intheriver.18Myuncleandfatherare_(man).19TomandKingare_(boy).20Lindahasthree_(tooth).pencil-boxesbusesfeetteethchildrenmicegeesemenboysteethA101Icanseethree_inthezoo.AmonkeiesBmonkeysCmonkey2.Thepighasfour_.A.footB.feetC.foots3.Mytwobrothersareboth
8、_.A.policemanB.policemansC.policemen4.Therearefour_intheclass. JapaneseB.JapanesesC.Japan5.Icanseeten_inthepicture. sheepB.dogC.pig6.The_hasthree_. boys,watchesB.boy,watchC.boy,watches7.Canyousee_ontheplate?A.breadB.breadsC.breadesABCBACAA118.Thegirloftenbrushesher_beforeshegoestobed.A.toothB.tooths
9、C.teeth9.MrBlackoftendrinksome_. milkB.milksC.milkes10.Therearesome_onthefloor. childB.waterC.books11._willlearnEnglish. WomanB.WomenC.Man12.Lucywillshowussomenew_ofhers. photoB.photosC.photoes13.Idranktwo_.A.bottlesoforange B.bottleoforangeC.bottlesoforanges14.Thecateatstwo_lastnight.A.mousesB.mice
10、C.mouseABCCABBA121、Thereonthewall.Theyareverybeautiful.A.arephotoesB.arephotosC.isaphotoD.isphotos ThiskindofcarmadeinShanghai.A.isB.areC.wereD.has3.Therearefourandtwointhegroup.A.Japanese,GermenBJapaneses,GermenC.Japanese,GermanC.Japanese,Germans 4.Thatsartbook.A.anB.aC.theDare5.Theboyshavegotalrea
11、dy. twobreadB.twobreadsC.twopiecesofbreadD.twopieceofbreadABDACA136.Theoldmanwants.A.sixboxesofapplesB.sixboxesofappleC.sixboxofapplesD.sixboxsofapples7.Theresomeintheriver.A.is,fishB.are,fishsC.is,fishsD.are,fish8.Theretwointhebox.A.iswatchB.arewatchesC.arewatchD.iswatches9.Weshouldcleantwiceaday.A
12、.ourtoothB.ourtoothsC.teethD.ourteeth10.The_meetingroomisnearthereadingroom.A.teacherB.teachersC.teachersD.teachers11.InBritain_areallpaintedred.A.letterboxesB.lettersboxesC.letterboxD.lettersboxABCDDAA142.找出下列句子中的错误并改正：1)Thisisapairoftrouser.这是一条裤子。2)Hegavemesomeadvices.他给了我一些忠告。3)Shewenttothelibra
13、rywithtwoladiesfriends.她和两位女伴一起去图书馆。4)Thepoliceislookingforhim.警察在找他。A15单数句变复数句单数句变复数句1Thisisanapple.(变复数句)2Thatsabook.(变复数句)3ThoseareEnglishmaps.(变单数句)4Itsawatch.(变复数句)5Heisntmyfriend.(变复数句)6Theyaresomeboys.(变单数句)7Iamastudent.(变复数句)A168Thisisnthisdictionary.(变复数句)9Theseareorangetables.(变单数句)10Where
14、ishisbox?(变复数句)11Whereareherwatches?(变单数句)12Thepenisintheroom.(变复数句)13Thosearentmyphotos.(变单数句)14Arethesepotatoes?(变单数句)A17单数句变复数句精炼单数句变复数句精炼一一将下列单数句变为复数句将下列单数句变为复数句1Thisisabook.2Isthatapen？3Sheisagirl.4Ilikeher.5Thebookismine.6Thisisherpen.7Iamateacher.8Heisaboystudent.9Sheisawomanworker.10Helikeshisbike.A18二将下列复数句变为单数句1Whatarethese？2Theyliketheirbikes.3Thesearemybooks.4Theseare（some）books.5Arethose（any）pens？6Theyaregirls.7Welikethem.8Theseare（some）books.9Arethose（any）pens？10Theylikemybikes.
