The first part: The widow in early Shuang Shuang sleeps alone with cold feet, seeking the best part (word, meaning, sound and shape are neat).

The most essential feature of a standard couplet is "antithesis". When expressed orally, it is verbal confrontation, and when written, it is verbal confrontation.

Parallel prose and rhyme are two direct sources of couplets. In the process of its own development, couplets have absorbed the characteristics of ancient poems, essays, lyrics and songs. Therefore, the sentence patterns used in couplets include ancient poems, prose sentences and parody sentences in addition to regular poems and parallel prose sentences.

Different sentence patterns have different metrical patterns and different leniency, among which the metrical sentence pattern is the most strict in terms of smoothness, while the classical verse sentence pattern requires smoothness at the end of the sentence, and other positions are not limited. ?

Extended data:

The most essential feature of a standard couplet is "antithesis". When expressed orally, it is verbal confrontation, and when written, it is verbal confrontation.

Usually, four items are mentioned, namely, equal number of words, relative part of speech, flat and even words, and the same syntax. Among the four items, the most important thing is that the number of words is equal and the score is equal. The number of words here is equal, which is different from the "number of words" in English.

That is, one syllable corresponds to one syllable. In English, the words "car" and "jeep" are equal in number, but not in syllables. In Chinese, "truck" and "jeep" are equal in number and syllable.