Réponse:
1) Jenny is older than me.
2) Today's cars are faster, but they are also costlier too!
3) He's worse than me at Maths!
4) From Paris, Montpellier is farther than Lyon.
5) Life is less easy today. He is as gifted as his brother at football.
6) This book is more interesting than this one.
7) Beans are better than broccoli.