如题所述
第1个回答 2013-11-03
记住这些就足够了：
英语的复数形式
(1)单数名词加s: students,apples, bags, trees, books, brothers.
(2)以s、x、sh、ch结尾的名词加es:glasses, boxes, brushes, matches.
(3)以辅音字母加y结尾的名词，变y为i加es:cities, babies, enemies.
4)以f或fe结尾的名词，多数变f为v加es:wives, knives.但有些词只加s: roofs, proof s, chiefs.
(5)以o结尾的名词，有些加es:Negroes, heroes, tomatoes, potatoes.其它加s: radio s,zoos, pianos, photos.
(6)不规则名词：foot→feet, goose→geese,tooth→teeth, child→children, man→me n, woman→women, sheep→sheep, deer→deer,mouse→mice.
(7)某些外来词变复数：datum→data, medium→media,bacterium→bacteria, curriculum→curricula, criterion→criteria,phenomenon→phenomena. (um/on→a)analysis→analyses, basis→bases,crisis→crises, diagnosis→diagnoses.(is→es )
(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：manservant→menservants,woman student women students.
其它复合名词变复数：grownup→grownups, brotherinlaw→brothersinlaw,standby→standsby.
(9)复合形容词做定语时，其中的名词保持单数：a sixyearold boy，atwohundredpage book
英语的复数形式
(1)单数名词加s: students,apples, bags, trees, books, brothers.
(2)以s、x、sh、ch结尾的名词加es:glasses, boxes, brushes, matches.
(3)以辅音字母加y结尾的名词，变y为i加es:cities, babies, enemies.
4)以f或fe结尾的名词，多数变f为v加es:wives, knives.但有些词只加s: roofs, proof s, chiefs.
(5)以o结尾的名词，有些加es:Negroes, heroes, tomatoes, potatoes.其它加s: radio s,zoos, pianos, photos.
(6)不规则名词：foot→feet, goose→geese,tooth→teeth, child→children, man→me n, woman→women, sheep→sheep, deer→deer,mouse→mice.
(7)某些外来词变复数：datum→data, medium→media,bacterium→bacteria, curriculum→curricula, criterion→criteria,phenomenon→phenomena. (um/on→a)analysis→analyses, basis→bases,crisis→crises, diagnosis→diagnoses.(is→es )
(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：manservant→menservants,woman student women students.
其它复合名词变复数：grownup→grownups, brotherinlaw→brothersinlaw,standby→standsby.
(9)复合形容词做定语时，其中的名词保持单数：a sixyearold boy，atwohundredpage book
