She is conducting research on the world's oldest profession.

Old World monkeys primarily inhabit Africa and Asia.

The World Trade Organization is an important organization that sets the rules for international trade.

The World Health Organization is working to improve public health worldwide.

New World monkeys live in South America.

The World Health Organization is working to improve public health worldwide.

I think an amendment to the law is necessary.

There is a need to amend the law.

There is a clear duality in his character.

It has become the year 2022 in the western calendar.