when do we use?..

[remieliza]

Hi I would like to clarify when do we use "the most" and "est" is superlatives? I need the answers immediately.. Thank you for helping me.

[Lovely_teacher]

Hi,

look here

big - bigger - the biggest
small - smaller - the smallest

and

expensive - more expensive - the most expensive
beautiful - more beautiful - the most beautiful

You see? The formation of superlatives depends on the length of an adjective.