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