Cambodia is smaller than Australia. (big)
Cambodia is not as big as Australia.
Los Angeles is crowded. New York is more crowded.
Los Angeles is not as crowded as New York.
Sydney is more modern than Rome.
Rome is not as modern as Sydney.
I think action movies are more interesting than comedies. (interesting)
I think comedies aren’t as interesting as action movies (are).
Indonesia is hotter than Russia.
Russia is not as hot as Indonesia.
Iceland is colder than England.
England is not as cold as Iceland.
Carol and David are both sixty years old. (old)
Carol is as old as David.
Australia is big. Canada is bigger. (big)
Australia is not as big as Canada.