Réponse:
Exercise 3:
a. Dogs are more obedient than rabbits.
b. The weather is nicer in France than in Ireland.
c. Reading a good book is more interesting than watching a bad film.
Exercise 4:
a. She's the cleverest girl of the class.
b. Canada is the second biggest country in the world.
c. Bondi beach is one of the most famous beach in Australia.
d. It's the worst film you can see.
e. They're the most dangerous animals in the world.