He was the nicest person in the world. -
It is one of the poorest countries in the world. -
She was the smallest person in the room. -
It's one of the most common names in the world -
The most important thing is food. -
This is the most fantastic view. -
It was the simplest thing in the world. -
He was the most careful man on the planet. -
It's their most popular dish. -
This is the easiest exercise in this book. -
It's the most natural thing in the world. -
This is the strongest robot in the world. -
She is one of the nicest people in the world. -
It is the most important subject. -
You're the best brother in the world. -
The most important problem is security. -
It's one of the most famous colleges in the world. -
It is the biggest music festival in the country. -
You're the worst cook in the world -
I am the strongest man in the world. -