0
Anonymous Posted 13 years ago
Grammar

grammar rule needed

what is the grammar rule stating that there is no "s" added to the word day in "40-day long period"?
  

Top answer

Your example is incorrect; it should read 'a 40-day period'. The rule is that adjectives take no '-s'. Compare: A ten-day trip / the trip took 10 days.

  • Your example is incorrect; it should read 'a 40-day period'.
  • The rule is that adjectives take no '-s'.
  • Compare: A ten-day trip / the trip took 10 days.
  • a two-month notice / two months' notice
Free · every Monday

Get the Weekly English Kit 📬

New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.

1 Answers
0
Your example is incorrect; it should read 'a 40-day period'.

The rule is that adjectives take no '-s'. Compare:

A ten-day trip / the trip took 10 days.
a two-month notice / two months' notice

Related Questions