The ninth grade, the second volume, the first lesson of Chinese, "two poems", is a basic trainer, teaching people to read the answers in the furnace.

The image of "girl" implies that the poet's love for the motherland is as passionate as love, while the word "teenager" implies that the motherland was full of vitality in the May 4th Revolution.

Guo Moruo said in Ten Years of Creation: "In my mind, China after the May 4th Movement is like a very young and enterprising girl. She is like my lover ... "Coal in the Furnace is a love song I gave her. This passage clearly illustrates the significance and role of metaphor in this poem.

Every paragraph of this poem begins with "Ah, my maiden" and speaks from different sides. This kind of singing is great. The whole poem has four sections, three meals per line and a rhyme at the end, which is unified, complete and harmonious in form.