1, rhyme position, rhyme position is at the last word of every even sentence. The last word of a sentence is called foot, so rhyme can also be called rhyme foot. The first sentence of a metrical poem may or may not rhyme. Whether the first sentence rhymes or not is generally related to antithesis. The first sentence is not antithetical, and the first sentence often rhymes: the first sentence is antithetical, and the first sentence often does not rhyme.
2. flatten the rhyme. In the formation of metrical poems, rhyme feet are not gradually abandoned, but only leveled, regardless of yin and yang.
3, a rhyme in the end, rhyme can not be changed halfway, a rhyme can only be a rhyme.
You can't rhyme with the same word.
5. Rhyme can't use a large number of homophones continuously, but it is ok to use them at intervals.
6. No rhyme. The third sentence, the fifth sentence and the seventh sentence in rhyme may not rhyme (the first sentence may or may not be rhymed). If these three sentences also rhyme, it is called rhyme, which is not allowed in rhyme.