COMPARATIVE + THAN
To compare the difference between two people, things or events.
Examples:
l Mt. Everest is higher than Mt. Blanc.
l Thailand is sunnier than Norway.
l A car is more expensive than a bicycle.
l Albert is more intelligent than Arthur.
AS + ADJECTIVE + AS
To compare people, places, events or things, when there is no difference,
use as + adjective + as:
l Peter is 24 years old. John is 24 years old. Peter is as old as John.
More examples:
l Moscow is as cold as St. Petersburg in the winter.
l Ramona is as happy as Raphael.
l Einstein is as famous as Darwin.
l A tiger is as dangerous as a lion.
NOT AS + ADJECTIVE + AS
Difference can also be shown by using not so/as ...as:
l Mont Blanc is not as high as Mount Everest
l Norway is not as sunny as Thailand
l A bicycle is not as expensive as a car
l Arthur is not as intelligent as Albert
COMPARISONS OF QUANTITY
To show difference: more, less, fewer + than
To show no difference: as much as , as many as, as few as, as little as
To show difference: more, less, fewer + than
Examples:
With countable nouns: more / fewer
l Eloise has more children than Chantal.
l Chantal has fewer children than Eloise.
l There are fewer dogs in Cardiff than in Bristol
l I have visited fewer countries than my friend has.
l He has read fewer books than she has.
With uncountable nouns: more / less
l Eloise has more money than Chantal.
l Chantal has less money than Eloise.
l I spend less time on homework than you do.
l Cats drink less water than dogs.
l This new dictionary gives more information than the old one.
So, the rule is:
MORE + nouns that are countable or uncountable
FEWER + countable nouns
LESS + uncountable nouns
