PLURAL GENERAL RULE: A regra geral para a formação do plural é acrescentar um -S ao singular: GENERAL RULE: Os substantivos terminados em -o, -ch, -sh, -ss, x e -z formam o plural acrescentando-se o sufixo -es: GENERAL RULE: Os substantivos terminados em -y, precedidos de consoante, perdem o -y e recebem -ies GENERAL RULE: Os substantivos abaixo terminados em -f ou -fe perdem essas letras e recebem -ves calf elf half knife leaf life loaf self sheaf shelf thief wife wolf Do Not End in -s : (a piece of data) a piece of • a slice of • a head of • an ear of a glass of water a piece of equipment a piece of advice a piece of baggage a slice of bread a loaf of bread a piece of equipment a piece of furniture a piece of garbage a piece of information a piece of luggage a note a coin a piece of news a plate of pasta a serving of pasta a piece of research a research project a journey a trip a job a position a glass • a bottle • a jug • a slice • a chunk • a piece of • a piece • a slice • a pound of • a bar of • Tricky Plurals sheep • fish • species • aircraft • woman • man • child • tooth • sheep fish species aircraft women men children teeth foot • feet person • people leaf • leaves half • halves knife • knives wife • wives life • lives loaf • loaves potato • potatoes focus • foci fungus • fungi analysis • analyses diagnosis • diagnoses thesis • theses crisis • crises phenomenon • phenomena criterion • criteria datum • data NO PLURAL FORM love • fun • sadness • work • money • peace • safety • Information • advice • information • news • knowledge • music • furniture • equipment • jewelry • literature • meat • water • butter • rice • flour • milk •