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