The weather changed from warm to cold.

It's really cold today! The children touched their frozen faces with their little hands and stamped their feet and said, "It's so cold!" " "They didn't feel cold and couldn't bear to continue playing outside, so they ran home to avoid the cold. Let go of uncle, he is not afraid of the cold, and today is no exception. He said weakly, "Cold, cold! "Let the pine needles closely together, so that we can keep each other warm. Bear quickly ran back to his bed to sleep (hibernate). As he lay down, he said, "It's too cold for me to go out! "At ordinary times, there are small sparrows twittering and asking each other early in the big tree outside my window. I didn't see them at noon today. Oh, it's too cold. They sleep in their own beds. No matter plants, animals or humans, we all feel the cold in the middle of winter, shivering with cold, and hope that warm spring can come to us earlier.