His hobby is collecting precious metals.

He used all his strength.

The air in this room is very fresh.

Please do not use that word, as it is a taboo word.

We are an extended family, and more than 10 of us live together.

How many liters of water can this tank hold?

This book with this title is very interesting.

Sansho-eating fish is one of my favorite fish.

He crossed the sea on an aircraft carrier.

Please check the details of the project.