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Home/Common Mistakes/Grammar/Nouns/Nouns with the same singular and plural forms

Nouns with the same singular and plural forms

Some nouns have the same singular and plural form. For example:

  • Sheep
    (one sheep, two sheep)
  • fish
  • aircraft
  • deer
  • series
  • species

 

  • There was one sheep in the field.
    (singular verb/was – one sheep)
  • There were five sheeps in the field.
    There were five sheep in the field.
    (plural verb/were – five sheep)
  • What is your favourite aircraft?
    (singular verb/is – asking about one aircraft, your number 1)
  • What are your favourite aircrafts?
  • What are your favourite aircraft?
    (plural verb/are – asking about many aircraft, your top 10)