Comparative form

old

• older

• oldier

• oldest

good

• gooder

• better

• goder

expensive

• more expensive

• expensiver

• the more expensive

Bad

• worse

• bader

• badier

Elephant is (a)   (big) than a mouse

The car is (a)   ( expensive)than a bike

I'm (a)   ( good) player of soccer than you

My brother is (a)   (intelligent) than your brother

We use -er in short adjectives

• true

• false

We use more + short adjective in comparative form

• False

• True