Air pollution in cities is __________ than in the countryside.

• worst

• worse

• bad

• more bad

'What is ___________________ (high) mountain in the world?'

Russia is __________________ country in the world in terms of area

• the bigger

• the most big

• the biggest

• biggest than

Your soup is so tasty. It's _____________ than the soup in the canteen.

• tastier

• tastiest

• tastier than

• tasty

My new phone is ______________ (good) than my old one.

This ring is ______________ in the shop.

• more expensive

• the expensivest

• the most expensive

• most expensive

Comparative adjectives are used when comparing _______ things, people or groups.

A long adjective of 3 or more syllables is changed into a comparative adjective by

• adding -er to it

• adding -est to it

• putting "more" before it

• all of them

Which is not a comparative form of the adjective "clever"?

• cleverer

• cleverrer

• more clever

• none of them

The River Nile in Egypt is ____________(long) river in the world.