1) easier
2) more interesting
3) the hottest
4) the most difficult
5) better
6) more exciting
7) the most intelligent
8) the oldest
9) more important
10) more expensive
11) the most famous
12) easier
13) cheaper
14) older
15) more delicious
16) the most beautiful
17) worse
18) more modern
19) the newest
20) younger
