[giovannibonetti]

> I have personally witnessed students who could not speak or understand the simplest English, and were unable to come up with two coherent sentences in a classroom situation, but turned in graduate level essays. The difference is blindingly obvious.

Maybe someone helped them with their homework?

[remexre]

Unless their in-class performance increases as well, isn't that help "probably cheating"? (That's the "moral benchmark" I'd use, at least; if your collaboration resulted in you genuinely learning the material, it's probably not cheating.)