The leisure industry occupies an important part of the economy.

He occupies an important position in the company.

It's difficult to solve a part of this problem.

Health is very important.

His opinion is very important.

I plan to enjoy leisure activities with my family this weekend.

The automobile industry is one of Japan's major industries.

He is an expert in economics.

It is important to understand the importance of health.

In French, the partitive article plays a very important role.