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