He had to choose where to concentrate the Keep's defense.

Families may choose to concentrate their activity to this one area of the house in order to save on energy costs.

He chose to concentrate on his legal practice and stayed away from the family business.

In 2000 the building materials section was sold and the company chose to concentrate only on food production.

Why then do so many people choose to concentrate on Egypt?

The team chose instead to concentrate on winning the championship.

Gardiner chose instead to concentrate on his own career in business.

However, she chose to concentrate on a voice acting career.

You may choose to concentrate resources on the areas of greatest value.

But it has been a decade since she held her last show, choosing to concentrate more on helping women look and feel good.