His body shape is very good.

I think his ideas are revolutionary.

Nuclear fusion is expected to be a future energy source.

He likes to paint landscapes every day.

The accuracy of this machine is astonishing.

We believe that a reform of the education system is necessary.

This park is divided into several sections.

Trigonometric functions are one of the basic concepts in mathematics.

He is good at solving problems of trigonometric functions.

He drew a pentagon on the blackboard.