Salmons make a great effort to go upstream the river.

Modern society classes are important for a deep understanding of history and contemporary society.

The final boss of this game is very powerful.

He received training to drive an armoured car.

His plan is already on the chopping board.

In this chemical reaction, sodium plays an important role.

He joined the military as a draftee when he was young.

This sculpture was made using sandblasting technology.

He sandblasted the wall.