The study will confine its focus on children under 10 years old.

He consented on the spot.

Conservation is important for preserving our natural resources.

It is important to conserve water during a drought.

The constitution of this organization is well-structured.

We need to constrain our spending in order to save money.

I need to schedule a consultation with my doctor.

The consumption of fast food has increased significantly in recent years.

Africa is the second largest continent in the world.

I cannot contradict the fact that he is a talented musician.