I am sure that Ms Liu performed nicely, and that is so is because she sings well; and choose her hong and is not only because she sung in Bb. Actually, everyone can sing in Bb. People who have difficulty is only because they choose their hong inappropriately.
´Â¶³: sorry that you mixed up what I was saying. Only the first paragraph was directed for you. What you said was fine. What you copied over is another story. Did you know that what you copied has nothing to do with Bb besides the content is questionable?