I could divert you could divert he could divert we could divert you could divert they could divert
V-ing form
I could be diverting you could be diverting he could be diverting we could be diverting you could be diverting they could be diverting
Perfect
I could have diverted you could have diverted he could have diverted we could have diverted you could have diverted they could have diverted
V-ing perfect
I could have been diverting you could have been diverting he could have been diverting we could have been diverting you could have been diverting they could have been diverting
Negation
Simple form
I couldn't divert you couldn't divert he couldn't divert we couldn't divert you couldn't divert they couldn't divert
V-ing form
I couldn't be diverting you couldn't be diverting he couldn't be diverting we couldn't be diverting you couldn't be diverting they couldn't be diverting
Perfect
I couldn't have diverted you couldn't have diverted he couldn't have diverted we couldn't have diverted you couldn't have diverted they couldn't have diverted
V-ing perfect
I couldn't have been diverting you couldn't have been diverting he couldn't have been diverting we couldn't have been diverting you couldn't have been diverting they couldn't have been diverting
Interrogative form
Simple form
could I divert? could you divert? could he divert? could we divert? could you divert? could they divert?
V-ing form
could I be diverting? could you be diverting? could he be diverting? could we be diverting? could you be diverting? could they be diverting?
Perfect
could I have diverted? could you have diverted? could he have diverted? could we have diverted? could you have diverted? could they have diverted?
V-ing perfect
could I have been diverting? could you have been diverting? could he have been diverting? could we have been diverting? could you have been diverting? could they have been diverting?
Interro-negative form
Simple form
couldn't I divert? couldn't you divert? couldn't he divert? couldn't we divert? couldn't you divert? couldn't they divert?
V-ing form
couldn't I be diverting? couldn't you be diverting? couldn't he be diverting? couldn't we be diverting? couldn't you be diverting? couldn't they be diverting?
Perfect
couldn't I have diverted? couldn't you have diverted? couldn't he have diverted? couldn't we have diverted? couldn't you have diverted? couldn't they have diverted?
V-ing perfect
couldn't I have been diverting? couldn't you have been diverting? couldn't he have been diverting? couldn't we have been diverting? couldn't you have been diverting? couldn't they have been diverting?