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