1. - Charles is bigger than John, but Peter is the biggest of the three.
2. - Jo - Anne is more attractive than her sister.
Karla is the most attractive woman I have ever seen.
3. - The blue car is cheaper than the black one.
That was the cheapest meal I have ever eaten.
4. - My bedroom is cleaner than my brother´s
Austin is the cleanest city of Texas.
5. - Riding motorcycles is more dangerous than driving cars.
Parachuting is the most dangerous thing I have ever practised in my life.
6. - The Orinoco river is longer than The Guaire river.
The Nile river is the longest one in the world.
7. - Silver is more expensive than bronze.
Gold is the most expensive metal.
8. - My left hand is dirtier than my right one.
Cabimas is the dirtiest city of the country.
9. - Learning how to speak French is easier than to speak Chinese.
I think English is the easier language of all.
10. - Diana is more friendly than Victoria.
Christina is the most friendly girl in the class.