This is the driest desert in the world. -
This is the most dangerous room in the house. -
It's the simplest. -
It is one of the poorest countries in the world. -
It is one of the oldest buildings of the city. -
It is the most important subject. -
It's the smallest. -
The most important thing is speed. -
He was the nicest person in the world. -
He's the kindest. -
It's the most dangerous job in the world. -
I am the worst father. -
It's the worst day in my life. -
I'm the luckiest guy in the world. -
This is the most recent photo. -
You're the best friend in the world. -
This is the worst place in the world! -
This is the most terrible punishment. -
The most important problem is security. -
I have the best job in the world! -