How to write the composition of grandpa volunteers in the sunset?

Time flies, it's already dusk. The afterglow of the sunset rendered the whole sky, weaving a crimson curtain. The golden sunset dyed the clouds pale yellow, just like a phoenix soaring in the sky. In the street and on the sidewalk, an old man with gray hair is wandering. His eyes are confused, his hands are shaking and his face is covered with wrinkles. He may be seventy or eighty years old. Holding 300 yuan in his hand, he kept saying, "Hold on ..." Seeing that the old man was about to fall, there was a sudden shout behind him: "Look out!" An agile young man flew over and hugged the old man. He helped the old man sit on the bench in the street. He took off his red hat and asked, "Uncle, what's the matter with you? "? Watch the road when you walk. If no one saw you just now, you would have to go to the hospital. "