He found a lump of stone.

In winter, the water in the lake hardens.

I like to ski in winter.

On cold days, cold water is especially delicious.

We had a picnic at the lake over the weekend.

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

Winter is the season when you can enjoy skiing.

Please bring out the winter clothes.

Winter is my favorite season.

The water-colored dress suits you very well.