In Modals^x, Regards^x, Conversations^x

I am trying to formulate guidelines for learners of English as a foreign language with regards the use of may/might/could to express possibility. It seems to me that you can use these three modals (almost) interchangeably when expressing possibility. For example, 'Where's Mary?' 'I'm not sure....

Hi Sabyakgp, As Nona rightly points out, in your first example the modal verb "would" is used to express how the described conditions are related to a previous decision taken by his minders. But while Nona interprets the would as expressing uncertainty about what actually happened, I am more...

Paco: By the way I have a feeling that English 'now' (in the linguistic sense, not in the physical sense) is not instantaneous, but it seems to occupy some span in the time that flows from the past to the future. Otherwise I cannot understand the usage of the present progressive tense. JTT: I...