What do “the School，” “the Fields” and “the Setting Sun” Stand

​Reading Comprehension: Read the quoted parts carefully and answer the questions in English．Write your answer in the corresponding space .“We passed the school，where Children Strove
At Recess--in the Ring-—
We passed the Fields of Gazing Grain--
We passed the Setting Sun---”
What do “the School，” “the Fields” and “the Setting Sun” Stand for respectively?
【正确答案】：

THE THREE STAGES OF LIFE: CHILDHOOD, ADULTHOOD AND OLD MAN.

【题目解析】：引文中的三个词分别代表了人的三个阶段：童年，成年，老年