Which is (bad), failing an exam or losing your telephone?
worse
Who is (generous) person you know?
the most generous
Which is (entertaining), watching films at home or going to the cinema?
more entertaining
What was (important) invention in history?
the most important
Are you (busy) during the week or at the weekend?
busier
What's (bad) thing you have ever eaten?
the worst
What's (expensive) thing you've ever bought?
the most expensive
Talk about your (good) friend...
best
What is (exciting) sport to watch? live/television?
the most exciting
What's (difficult) thing about studying English?
the most difficult
What's (beautiful) city you've ever visited?
the most beautiful
Which is (convenient) when traveling long distances, taking the bus or train?
more convenient
What's (good) country to travel to? Why?
the best
Who is (interesting) person you know?
the most interesting
Are you (active) in the morning or evening?
more active