First, you can't enter rhyme when you are flat.
This format consists of two seven-character quatrains, which are "from beginning to end, without rhyme" Two, four, six, eight sentences need rhyme, and three, four, five, six sentences need antithesis. For example, Liu Tang Yu Xi's "Yangzhou will enjoy Lotte for the first time":
Bashan Chu water is desolate (flat and flat) and abandoned for 23 years (flat and flat).
Nostalgia singing flute Fu (Pingping) is like a rotten Keren in the countryside (Pingping).
On the side of the sinking ship, Qian Fan crossed (flat and flat), and in front of the sick tree, Wan Muchun crossed (flat and flat).
Today, I listened to your song (mediocre), relying on the spirit of a large glass of wine (mediocre).
Second, you can't enter rhyme when opening and closing.
This format consists of two seven-character quatrains, which are connected together. Two, four, six, eight sentences need rhyme, and three, four, five, six sentences need antithesis. Ruji's "Secretary Wang":
As early as in Shandong, the price of music was far (flat), and I used to go whoring with Yao (flat).
There is no idle language in the poem (flat and flat), and the old official class does not face it (flat and flat).
When I hear the words of the poet (Pingping), poor families often see the tricks of the wild monk (Pingping).
I came back from the bookcase (Pingping) alone very late. I was watching wicker (Pingping) by the spring canal.