Share 'How to create a SF feedback form?'

Dear SOL-friends, Maybe it is a very simple question which has been already answered many times. But I am stuck. I was asked to create feedback form for a workshop based on a template which allows ranking from 1-needs improvement and 7-very Good. And every time I read the 'needs improvement' it strikes me. Any idea how 'needs improvement' could be replaced by a better SF wording?   Any ideas?  …