It is dangerous to skate on a frozen lake.

This lake freezes in the winter.

I like to ski in winter.

We had a picnic at the lake over the weekend.

We went for a picnic to the lake on the weekend.

Winter is my favorite season.

Please bring out the winter clothes.

Winter is the season when you can enjoy skiing.

Koharu goes for a walk in the park every day.

I went to see the salt lake.