The word "have" is correct and usable in written English. You can use "have" as an auxiliary verb, a main verb, or simply to join two nouns. Here is an example: "I have a box of chocolates.".
As an environmentalist, and someone who believes that everyone in this world has a right to a healthy and nutritious diet of their choosing, I could not have chosen a more counter-productive path.
But it could have been".
Do they have a point?
He was one of the most gentle and unflappable politicians I have ever known, yet he was immensely courageous, too, not least when he spoke for the country against the invasion of Iraq".
How times have changed.
Never have been.
(So-called femidoms, inserted by the woman, have been a dismal failure).
Ludwig does not simply clarify my doubts with English writing, it enlightens my writing with new possibilities
Simone Ivan Conte
Software Engineer at Adobe, UK