IV. Grammar Exercises

Singular form	Plural form
a carver an apron	+ - s to a singular form, e. g.: carvers aprons
a workbench a box a dish	+ - es if a singular form ends in s, z, x, sh, and ch, e. g.: workbenches boxes dishes
a copy a laboratory	-y (preceded by a consonant) + -es = - ies copies laboratories
a tray an alloy	-y (preceded by a vowel) + -s = - ys trays alloys
a hero a tomato	-o (preceded by a consonant) + es = - oes heroes tomatoes (but: pianos, photos, radios, solos)
a knife	-f or –fe + es = -ves knives but: chiefs, kerchiefs, handkerchiefs, hoofs, roofs, safes

NB! Irregular plural forms:

a man – men

a woman – women

a child – children

a foot – feet

a tooth – teeth

a goose – geese

a mouse – mice

a louse – lice

an ox – oxen

Nouns which have no singular: tweezers, scissors, trousers, glasses, measles, mumps, police.

Nouns which have no plural: advice, friendship, water, sugar, news.

The plural of some nouns is the same as the singular: sheep, fish, deer.

I. Write the plural of each of these nouns.

Lamp, chair, star, pencil, cherry, girl, boy, ax, city, bush, coat, valley, study, tree, bench, sketch, owner, touch, latch, mug, injury, chief, woman, knife, water, sheep, church, city, photo, area, day, alloy, crown, denture, tooth, man, policy, key, salt.

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II. Write the singular of the following nouns.

Pictures, chairs, tables, radios, cars, safes, wives, feet, tweezers, mice, pens, candies, wolves, chiefs, thieves, spatulas, glasses, gloves, rules, deer, measles, police, babies, children, toes, lakes, news, aprons.

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Possessive Case

Type	Example	Possessive Case
Singular nouns	denturist	denturist's carver
Plural nouns	denturists	denturists' carvers
Singular nouns ending in –s	Chris	Chris' knife or Chris's knife
Plural nouns not ending in –s	women	women's crowns