No, I can't say that I have. I was becoming quite excited, but Poirot damped my ardour by remarking: "Yet the explanation is quite simple. 
I most definitely can say that I have.
mnli hypothesis: I most definitely can say that I have. premise: No, I can't say that I have. I was becoming quite excited, but Poirot damped my ardour by remarking: "Yet the explanation is quite simple. 