He is thinking of a new plan.

She brought up her child alone.

His heart seems to have frozen.

He worked hard without giving up.

This area is rich in bedded cupriferous iron sulphide deposits.

He is researching on the pathogenesis and treatment of early-onset diabetes.

The committee approved the new project.

Please teach me how to calculate the area of this circular sector.

He said it was hard to bring up Mitsuru.

We will depart at dawn tomorrow.