We should strive to protect water resources.

The circular well is an important resource for supplying water.

Mr. Tsutsui is my best friend.

We must use the resources of the Earth carefully.

The power supply in this area is stable.

We supply fresh vegetables to the market.

Health is very important.

His opinion is very important.

On cold days, cold water is especially delicious.

We need to find a new source of supply.