We need to conduct an assessment of the project.

He made a minute plan.

He made a meticulous plan for the project.

There is a beautiful mural painted on the side of this building.

He is facing a difficulty.

We have to face this problem.

Because her immune system is weak, she catches a cold easily.

The barn owl is a nocturnal bird and is popular for its beautiful appearance.

The barn owl is a nocturnal bird, and its beautiful appearance fascinates people.

This mirror has a convex surface.