Даша Романова,любимая,помоги с английским

Выберите в скобках правильную степень прилагательного:
1. My wife is ... than your wife.
a. the most beautiful
b. beautifuller
c. more beautiful
2. Their flat is ... than ours.
a. more large
b. larger
c. the larger
3. You are ... person that I know.
a. luckier
b. the luckiest
c. the luckyest
4.The situation is ... than I thought.
a. more bad
b. badder
c. worse
5. For me mathematics is ... than physics.
a. more easy
b. easyer
c. easier
6. Concord was ... plane in the world.
a. fast
b. faster
c. the fastest