He is dedicated to repairing the old steamboat.

My car needs a repair.

I need to mend my car.

He is concentrating on his studies to pass the exam.

He concentrated on studying in order to pass the exam.

We went on a trip by steamship.

Steam is rising from this pot.

He is interested in the history of the past.

This old building tells the history of our town.

This old house is the one where my grandparents lived.