Main points
- Count nouns have two forms, singular and plural.
- They can be used with numbers.
- Singular count nouns always take a determiner.
- Plural count nouns do not need a determiner.
- Singular count nouns take a singular verb and plural count nouns take a plural verb.
1. Count nouns have two forms. The singular form refers to one thing or person.
… a book … … the teacher.
The plural form refers to more than one thing or person.
… books … … some teachers.
2. You add "-s" to form the plural of most nouns.
book |
=> |
books |
|
school |
=> |
schools |
|
You add "-es" to nouns ending in "-ss", "-ch", "-s", "-sh", or "-x".
class
gas
fox |
=> |
classes
gases
foxes |
|
watch
dish
|
=> |
watches
dishes
|
|
Some nouns ending in "-o" add "-s", and some add "-es".
photo
hero |
=> |
photos
heroes |
|
piano
potato |
=> |
pianos
potatoes |
|
Nouns ending in a consonant and "-y" change to "-ies".
country
party |
=> |
countries
parties |
|
lady
victory |
=> |
ladies
victories |
|
Nouns ending in a vowel and "-y" add an "-s".
boy
key |
=> |
boys
keys |
|
day
valley |
=> |
days
valleys |
|
Some common nouns have irregular plurals.
child
man
tooth |
=> |
children
men
teeth |
|
foot
mouse
woman |
=> |
feet
mice
women |
|
WARNING: Some nouns that end in "-s" are uncount nouns, for example "athletics" and "physics".
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