I could dollop you could dollop she could dollop we could dollop you could dollop they could dollop
V-ing form
I could be dolloping you could be dolloping she could be dolloping we could be dolloping you could be dolloping they could be dolloping
Perfect
I could have dolloped you could have dolloped she could have dolloped we could have dolloped you could have dolloped they could have dolloped
V-ing perfect
I could have been dolloping you could have been dolloping she could have been dolloping we could have been dolloping you could have been dolloping they could have been dolloping
Negation
Simple form
I could not dollop you could not dollop she could not dollop we could not dollop you could not dollop they could not dollop
V-ing form
I could not be dolloping you could not be dolloping she could not be dolloping we could not be dolloping you could not be dolloping they could not be dolloping
Perfect
I could not have dolloped you could not have dolloped she could not have dolloped we could not have dolloped you could not have dolloped they could not have dolloped
V-ing perfect
I could not have been dolloping you could not have been dolloping she could not have been dolloping we could not have been dolloping you could not have been dolloping they could not have been dolloping
Interrogative form
Simple form
could I dollop? could you dollop? could she dollop? could we dollop? could you dollop? could they dollop?
V-ing form
could I be dolloping? could you be dolloping? could she be dolloping? could we be dolloping? could you be dolloping? could they be dolloping?
Perfect
could I have dolloped? could you have dolloped? could she have dolloped? could we have dolloped? could you have dolloped? could they have dolloped?
V-ing perfect
could I have been dolloping? could you have been dolloping? could she have been dolloping? could we have been dolloping? could you have been dolloping? could they have been dolloping?
Interro-negative form
Simple form
could I not dollop? could you not dollop? could she not dollop? could we not dollop? could you not dollop? could they not dollop?
V-ing form
could I not be dolloping? could you not be dolloping? could she not be dolloping? could we not be dolloping? could you not be dolloping? could they not be dolloping?
Perfect
could I not have dolloped? could you not have dolloped? could she not have dolloped? could we not have dolloped? could you not have dolloped? could they not have dolloped?
V-ing perfect
could I not have been dolloping? could you not have been dolloping? could she not have been dolloping? could we not have been dolloping? could you not have been dolloping? could they not have been dolloping?