How to comment on the song that should have been

Review the lyrics of this song from the following aspects to comment, 1, from the emotional aspect: the lyrics must have sincere emotions, or joy or sadness, or exuberance, or warmth and so on. As long as you can move you, pull your memories, inspire the deepest buried in your heart of the kind of sentiment, it is good lyrics, this is very important. 2, from the wordplay: lyrics according to different uses have different styles, different requirements. For example, the Chinese style (ancient style) song a major point is that the language must be beautiful and mood, adding poetry elements best, the second requirement rhyme; and street dance square dance a kind of lyrics more requirements of the word can not have remote difficult to read words, must be popular, etc. 3, from the adaptation of the tune: the lyrics to sing out, so the good must be the content and structure is suitable for its corresponding tune, for example, the soothing music With the deep lyrics, the lyrics structure of the long and short sentences can be used; and fast-paced music with catchy, the best structure is roughly the same lyrics and so on.