Ai Qing's Umbrella adopts the form of dialogue. What's the use of this writing? What does this umbrella symbolize here? What is the theme of thought? What is the writing method?

1. The full text is unfolded in an umbrella shape, which makes the article more compact and clear, and runs through the main line of the article.

Rejected my mother's relationship with me, blaming her for not caring.

First, the rain in this season is full of sadness, which makes the author feel this way. Secondly, the author felt guilty when he refused his mother who gave him an umbrella in the snow.

4. Motherly love is like a tree, leaving sunshine for yourself and shade for children.

I'm afraid this is a mother's concern for her son, but just now the author was impulsive and didn't understand the mother's good intentions.

6. Sitting alone in front of the window, watching the snowflakes floating all over the sky, they are like countless lovely elves, infecting me and touching me. What lovely snow. You see, on the treetops, snowflakes left footprints there, which proved their bravery; Beside the street, snowflakes fall into the soil one after another, nourishing the soil and decorating the world more beautifully.