Question

a cow is a useful animal change into plural​

Answer 1

The sentence 'a cow is a useful animal' can be changed into plural as ' Cows are useful animals'.

Singular and plural forms

• In the English language, singular form is used when referring to one person, animal, thing etc.
• On the other hand, plural nouns are used when referring to more than one things, persons or animals.
• 's' or 'es' is often added to a word to make is plural.
• For example, the plural of the word 'cow' is 'cows' and the plural form of the word 'animal' is 'animals'.

Answer 2

Answer:

Cows are useful animals

Explanation: the plural of the word 'cow' is 'cows' and the plural form of the word 'animal' is 'animals'.

and also plural form of 'is' is are

'a' and 'an' are use in singular wrods so,it is not used here