I could bedim you could bedim she could bedim we could bedim you could bedim they could bedim
V-ing form
I could be bediming you could be bediming she could be bediming we could be bediming you could be bediming they could be bediming
Perfect
I could have bedimed you could have bedimed she could have bedimed we could have bedimed you could have bedimed they could have bedimed
V-ing perfect
I could have been bediming you could have been bediming she could have been bediming we could have been bediming you could have been bediming they could have been bediming
Negation
Simple form
I could not bedim you could not bedim she could not bedim we could not bedim you could not bedim they could not bedim
V-ing form
I could not be bediming you could not be bediming she could not be bediming we could not be bediming you could not be bediming they could not be bediming
Perfect
I could not have bedimed you could not have bedimed she could not have bedimed we could not have bedimed you could not have bedimed they could not have bedimed
V-ing perfect
I could not have been bediming you could not have been bediming she could not have been bediming we could not have been bediming you could not have been bediming they could not have been bediming
Interrogative form
Simple form
could I bedim? could you bedim? could she bedim? could we bedim? could you bedim? could they bedim?
V-ing form
could I be bediming? could you be bediming? could she be bediming? could we be bediming? could you be bediming? could they be bediming?
Perfect
could I have bedimed? could you have bedimed? could she have bedimed? could we have bedimed? could you have bedimed? could they have bedimed?
V-ing perfect
could I have been bediming? could you have been bediming? could she have been bediming? could we have been bediming? could you have been bediming? could they have been bediming?
Interro-negative form
Simple form
could I not bedim? could you not bedim? could she not bedim? could we not bedim? could you not bedim? could they not bedim?
V-ing form
could I not be bediming? could you not be bediming? could she not be bediming? could we not be bediming? could you not be bediming? could they not be bediming?
Perfect
could I not have bedimed? could you not have bedimed? could she not have bedimed? could we not have bedimed? could you not have bedimed? could they not have bedimed?
V-ing perfect
could I not have been bediming? could you not have been bediming? could she not have been bediming? could we not have been bediming? could you not have been bediming? could they not have been bediming?