Choose the correct answer.

1. She made an even _____ attempt to apologise.
1. clumsiest
2. clumsyer
3. clumsier
2. Let's see which group is _____ .
1. is the most observant
2. more observant
3. It is a ______ route but the scenery is nicer.
1. more indirect
2. the most indirect
4. There will be a _____ announcement later.
1. most formal
2. formaler
3. more formal
5. The _____ task is to find the missing keys!
1. most urgent
2. more urgent
6. We all gave our ideas but Mary's was _____ .
1. more original
2. the most original
7. Peter's explanation was _____ than anyone else's.
1. the most confusing
2. more confusing
8. I'll take more _____ box, you take one that is less full.
1. more full
2. fuller
3. the fullest
9. His behavior was becoming more _____ more.
1. more erratic
2. erraticer
3. erratic