(2) (1) I wrote that my mother was pleased with my understanding and filial piety.

② I wrote about my mother's care and love for me.

(3) interpolation. Expressed my mother's special concern and love for me.

(4) My mother wants to leave those eggs for me to eat and express her deep love for me in another way.

(5) Point out the center: express your deep love and gratitude to your mother, and deeply miss your mother.