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