In the appreciation of ancient poetry, you will always encounter the appreciation of key verses. This type of question usually uses a fixed answering routine: the first step is to make a literal interpretation of the verse. For students with good Chinese skills, they can highly summarize the meaning of the poem. If the basic knowledge is not so good, they can also be translated by translation. The second step is to dig deeper based on the theme of the poem. The connotation of the poem; the third step is to talk about the expression effect of the poem.