Comparative adjectives with as

My brother is twenty years old. Patrick is twenty-five years old.

• My brother isn’t as old as Patrick.

• Patrick isn’t as old as my brother.

• My brother is as old as Patrick

• Patrick is as old as my brother.

Australia is big. Canada is bigger.

• Canada isn’t as big as Australia.

• Australia is as big as Canada

• Australia isn’t as big as Canada.

• Canada is as big as Australia.

I am very tired. Kevin is also very tired.

• I am not as tired as Kevin.

• I am as tired as Kevin.

• Kevin is not as tired as me.

• Kevin is not as tired as I am.

Iceland is colder than England.

• Iceland is as cold as England.

• Iceland isn’t as cold as England.

• England is as cold as Iceland

• England isn’t as cold as Iceland.

This chair is expensive. That chair is also expensive.

• This chair isn't as expensive as that chair.

• This chair is as expensive as that chair.

• That chair isn't as expensive as this chair.

• That chair aren't as expensive as this chair

Andrew is lazier than Wendy.

• Andrew is as lazy as Wendy.

• Wendy is as lazy as Andrew.

• Wendy isn’t as lazy as Andrew.

• Andrew isn’t as lazy as Wendy.

Carol and David are both ten years old.

• Carol is as old as David.

• Carol is not as old as David.

• David isn't as old as Carol.

• David are as old as Carol.

I think action movies are more interesting than comedies.

• I think comedies aren’t as interesting as action movies.

• I think comedies are as interesting as action movies

• I don’t think comedies are as interesting as action movies is.

• I don’t think comedies aren't as interesting as action movies.

Your test score is better than mine.

• Your test score is as good as mine.

• My test score is as good as yours.

• My test score is not as good as yours.

• Your test score is not as good as mine.