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