1, the red car symbolizes life. His parents gave him a red car when he was born. As for the image of red, I don't quite understand it, because in western literature, red usually symbolizes death. Maybe red is the color of blood, so it symbolizes life.
2. The red car can also symbolize time, which can be fully understood by comparing Dickinson's Because I can't stop for death. Both poems are about life and death. They are used to comparing time with carriages and cars.
With the growth of age, the poet feels that time passes faster and faster. "When you pass the school, you start to get faster." The poet felt that he didn't have enough time to study. "After the store, it becomes faster", and the image of the store represents another state of life corresponding to learning-entertainment or rest. In entertainment and rest, time passes faster. So don't waste time.
4. "But will it stop? Will these roads go on forever? " This sentence is the author's thinking, everyone will die.
The sentence "The sun has set on the vast plain" implies the end of life.
6. The last poem, the poet is old and can't control the pace of time.