AS + ADJECTIVE + AS

AS + ADJECTIVE + AS
UsageTo compare people, places, events or things, when there is no difference, use as + adjective + as:

ExamplesPeter is 24 years old. John is 24 years old. Peter is as old as John.
Moscow is as cold as St. Petersburg in the winter.
Ramona is as happy as Raphael.
Einstein is as famous as Darwin.
A tiger is as dangerous as a lion.