The exchange with him broadened my horizons.

Interacting with him broadened my horizons.

Exchanges between both countries are becoming more active.

There is a wonderful sumo arena in Ryogoku.

She is a very active person.

His activity surprised all of us.

He has the ability to change into a wolf.

During summer vacation, I will go to the beach.

While he was taking a nap, I finished my homework.

He took a little pause before speaking.