Copulus - The Concept of Zero Copula

When you're talking about the copula as the basic one, the one which doesn't have any specific meaning to it in quite a few languages, it can simply be zero. For instance, an example I have is it's a films were at half straight and to for work, which means it was it was difficult for him to handle the goodbyes. And that's another way of having copulas or they can be sort of like just particle like they're not like verbs. Or take absolutely no form of morphology at all. It's just an inviolable. They typically do not fall into your normal valency changing morphology. You do not get causatives of the simple identity