1. He is the strongest boy in the whole school.
2. A car is more expensive than a bicycle.
3. The Nile is the largest river in Africa.
4. Sam is worse than his brother.
5. Let's go by car. It's cheaper than by train.
6. Thailand is sunnier than Norway.
7. Bob is the oldest of all my friends.
8. Tim is the most intelligent boy in our class.
8. My sister is taller than our mum.
9. Olga is the best pupil in her group.
10. I think Itaian is more difficult than English.
