Fun with Irregular Plural Nouns

Which of the following is the correct plural form of "child"?

• childs

• children

• childs'

• childes

Answer explanation

The correct plural form of 'child' is 'children'. The other options, 'childs', 'childs'', and 'childes', are incorrect as they do not follow standard English pluralization rules.

What is the plural form of "mouse"?

• mouses

• mice

• mouse

• mousies

Answer explanation

The plural form of 'mouse' is 'mice'. This is an irregular plural, unlike the regular formation which would be 'mouses'. Therefore, 'mice' is the correct answer.

Which noun has the same form in both singular and plural?

• sheep

• dog

• cat

• horse

Answer explanation

The noun 'sheep' is unique because it has the same form in both singular and plural. Unlike 'dog', 'cat', and 'horse', which change form when pluralized, 'sheep' remains unchanged.

What is the plural form of "tooth"?

• tooths

• teeth

• toothes

• toothies

Answer explanation

The plural form of 'tooth' is 'teeth'. This is an irregular plural, where the vowel changes instead of simply adding 's' or 'es'. The other options, such as 'tooths' and 'toothes', are incorrect.

Which of the following nouns changes its vowel sound in the plural form?

• foot

• book

• car

• tree

Answer explanation

The noun 'foot' changes its vowel sound in the plural form, becoming 'feet'. In contrast, 'book', 'car', and 'tree' simply add 's' or 'es' to form their plurals without changing the vowel sound.

What is the plural form of "leaf"?

• leafs

• leaves

• leafes

• leavs

Answer explanation

The plural form of 'leaf' is 'leaves'. This follows the irregular pluralization rule in English where the 'f' changes to 'ves' in certain words.

Which of the following nouns has a unique plural form?

• ox

• box

• fox

• mix

Answer explanation

The noun 'ox' has a unique plural form, 'oxen', which is different from the regular pluralization rules. In contrast, 'box', 'fox', and 'mix' follow standard pluralization by adding 'es'.

What is the plural form of "fish"?

• fish

• fishes

• fishs

• fishies

Answer explanation

The plural form of "fish" can be both "fish" and "fishes." However, in general usage, "fish" is commonly accepted as the plural, especially when referring to multiple fish of the same species.

Which noun has a different ending in its plural form?

• man

• pen

• fan

• can

Answer explanation

The noun 'man' changes to 'men' in its plural form, which is a different ending. The other nouns 'pen', 'fan', and 'can' simply add 's' to form their plurals.

What is the plural form of "knife"?

• knifes

• knives

• knifes'

• knivies

Answer explanation

The plural form of 'knife' is 'knives'. This follows the irregular pluralization rule in English where the 'f' changes to 'v' and adds 'es' to form the plural.