名词复数加s和es

1、精选优质文档-倾情为你奉上名词复数加s与es规则1、单数名词加s: students, apples, bags, trees, books, brothers. 2、以s、x、sh结尾的名词加es: glasses, boxes, brushes, ,buses,.以ch结尾的名词变复数是加es还是加s,是由ch的发音决定的.2.1 stomach(胃),matriarch(女家长,女族长),monarch(君主),czech(捷克人)这几个词的复数形式是stomachs, matriarchs, monarchs, czechs,其复数形式都是直接加s，其中-ch都是读作/k/2.2 当c

2、h发音为/t/、/d3/时，复数应在词尾加es，e.g.：benches /bentz/(长凳), branches /bra:ntz/(树枝、支部), torches ttz (火炬), sandwiches 'sæn(d)wd; -wt (三明治) matches, watches ,brushes3、以辅音字母加y结尾的名词，变y为i加es: cities, babies, enemies.以元音音字母加y结尾的名词，直接加s: soys, boys, bays, days, hays4、以f或fe结尾的名词，多数变f为v加es: wives, knives.但有些词只

3、加s: roofs, proofs, chiefs, safes,gulfs.加s或变f为v加es均可,如：handkerchief: handkerchiefs / handkerchieves5、以o结尾的名词，有些加es: Negroes, heroes, tomatoes, potatoes.其它加s: radio s, zoos, pianos, photos.5.1:无生命的加s.For example:potato(土豆),tomato（西红柿）,hero（英雄）,Negro（黑人）,等等这些有生命的加es；photo (照片),piano（钢琴）,radio（收音机）,zoo（

4、动物园）,kilo（公斤）等等无生命的加s,另附一个例外kangaroos5.2:“以o结尾的词多数都加es,但下面两类只加s”：（1）词末为两个元音字母的词 zoos,bamboos,coos,radios,studios kangaroos;（2）某些外来词 如 photos,solos,pianos,kilos（千克）,tohaccos.凡词尾以两个元音结尾的词则加 s如：（艺术家的工作室）. 6、不规则名词:footfeet, goosegeese, toothteeth, childchildren, manmen, womanwomen, sheeps

5、heep, deerdeer, mousemice. 7、某些外来词变复数:datumdata, mediummedia, bacteriumbacteria, curriculumcurricula, criterioncriteria, phenomenonphenomena. (um/ona)analysisanalyses, basisbases, crisiscrises, diagnosisdiagnoses.(ises )8、复合名词变复数:以不可数名词结尾的复合名词无复数形式，如:homework. 以man或woman为前缀的复合名词变复数，前后两个名词都变复数，如:manservantmenservants, woman student women students. 其它复合名词变复数:grownupgrownups, brotherinlawbrothersinlaw,