名词变复数规则顺口溜小学 名词变复数规则不规则变化


名词变复数规则顺口溜小学 名词变复数规则不规则变化

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(1)一般情况下,在单数名词词尾加S.
pet-pets, debt- debts, investment-investments.
(2)如果单数名词是以s, sh, ch, x, z结尾的,在词尾加es 。
stress-stresses, brush-brushes match-matches, fox-foxesfizz-fizzes, buzz-buzzes
(3)单数名词以o结尾的情况:
①一般在词尾加s.
radio-radios, studio-studios
zoo-zoos, bamboo-bamboos
photo-photos, piano-pianos
solo-solos, kilo-kilos
cello-cellos, disco- discos
tobacco- tobaccos
②下列词加es 。
hero-heroes, Negro-Negroes, potato-potatoes, tomato-tomatoes, mango-mangoes这种词很少,可以记为顺口溜“黑人英雄爱吃土豆、西红柿、芒果” 。
③下列词既可加s,也可加es 。
【名词变复数规则顺口溜小学 名词变复数规则不规则变化】buffaloes (s),mottoes (s),frescoes(s),volcanoes (s),mementoes (s),mosquitoes (s),cargoes(s),vetoes (s),这些词要单独记忆 。
(4)单数名词以辅音字母加y结尾的情况:
①以辅音字母加y结尾的,一般把词尾字母y变为i,再加es 。
factory-factories, family-families
secretary-secretaries, security-securities ,specialty-specialties, enemy- enemies.
②如果单数名数是以元音字母加y结尾的,在词尾加s.
day-days, way-ways ,money-moneys一valley-valleysboy-boys, play-plays
key-keys, joy-joys, toy-toys
donkey-donkeys, ray-rays
(5)单数名词以f或fe结尾的情况:
①一般先将f或fe改为v,然后再加es 。
thief-thieves, wife-wives
leaf-leaves, life-lives
loaf-loaves, calf-calves
knife-knives, shelf-shelves
②但有些例外,需要单独记忆 。
chief-chiefs, roof-roofs, proof-proofs
safe-safes, belief-beliefs
Cliff-cliffs, gulf-gulfs
③还有另外一种特殊情况,即个别以f或fe结尾的词会有两种复数形式 。
handkerchief-handkerchiefs/handkerchieves
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