Your teacher is really nervous. The rules of leveling and leveling of Song Ci are very strict. How can we imitate Song Ci without carefully and systematically studying its meter? Even if it is written, it is irrelevant, and it will even affect students' understanding of its metrical characteristics. Many online poems are actually just rhyming jingles, not real poems. Don't do such homework, unless you really understand its rhythm, don't write it. Unless you really want to be an idiot.
Qingyu case
"Four Sorrow Poems" by Zhang Heng in Han Dynasty: "Beauty gives me splendid paragraphs, so why report the case of sapphire". I changed my name because I thought. Sixty-seven words with five rhymes. And the fifth sentence doesn't rhyme.
Zui Hua Yin
Xiao Ling, 52 words, three rhymes before and after. This is based on Shu Yu Ci.