I could interplay you could interplay he could interplay we could interplay you could interplay they could interplay
V-ing form
I could be interplaying you could be interplaying he could be interplaying we could be interplaying you could be interplaying they could be interplaying
Perfect
I could have interplayed you could have interplayed he could have interplayed we could have interplayed you could have interplayed they could have interplayed
V-ing perfect
I could have been interplaying you could have been interplaying he could have been interplaying we could have been interplaying you could have been interplaying they could have been interplaying
Negation
Simple form
I could not interplay you could not interplay he could not interplay we could not interplay you could not interplay they could not interplay
V-ing form
I could not be interplaying you could not be interplaying he could not be interplaying we could not be interplaying you could not be interplaying they could not be interplaying
Perfect
I could not have interplayed you could not have interplayed he could not have interplayed we could not have interplayed you could not have interplayed they could not have interplayed
V-ing perfect
I could not have been interplaying you could not have been interplaying he could not have been interplaying we could not have been interplaying you could not have been interplaying they could not have been interplaying
Interrogative form
Simple form
could I interplay? could you interplay? could he interplay? could we interplay? could you interplay? could they interplay?
V-ing form
could I be interplaying? could you be interplaying? could he be interplaying? could we be interplaying? could you be interplaying? could they be interplaying?
Perfect
could I have interplayed? could you have interplayed? could he have interplayed? could we have interplayed? could you have interplayed? could they have interplayed?
V-ing perfect
could I have been interplaying? could you have been interplaying? could he have been interplaying? could we have been interplaying? could you have been interplaying? could they have been interplaying?
Interro-negative form
Simple form
could I not interplay? could you not interplay? could he not interplay? could we not interplay? could you not interplay? could they not interplay?
V-ing form
could I not be interplaying? could you not be interplaying? could he not be interplaying? could we not be interplaying? could you not be interplaying? could they not be interplaying?
Perfect
could I not have interplayed? could you not have interplayed? could he not have interplayed? could we not have interplayed? could you not have interplayed? could they not have interplayed?
V-ing perfect
could I not have been interplaying? could you not have been interplaying? could he not have been interplaying? could we not have been interplaying? could you not have been interplaying? could they not have been interplaying?