English verb conjugation
COULD DERANGE

Regular verb: derange - deranged - deranged

Affirmation

Simple form	V-ing form
I could derange you could derange he could derange we could derange you could derange they could derange	I could be deranging you could be deranging he could be deranging we could be deranging you could be deranging they could be deranging
Perfect	V-ing perfect
I could have deranged you could have deranged he could have deranged we could have deranged you could have deranged they could have deranged	I could have been deranging you could have been deranging he could have been deranging we could have been deranging you could have been deranging they could have been deranging

Negation

Simple form	V-ing form
I couldn't derange you couldn't derange he couldn't derange we couldn't derange you couldn't derange they couldn't derange	I couldn't be deranging you couldn't be deranging he couldn't be deranging we couldn't be deranging you couldn't be deranging they couldn't be deranging
Perfect	V-ing perfect
I couldn't have deranged you couldn't have deranged he couldn't have deranged we couldn't have deranged you couldn't have deranged they couldn't have deranged	I couldn't have been deranging you couldn't have been deranging he couldn't have been deranging we couldn't have been deranging you couldn't have been deranging they couldn't have been deranging

Interrogative form

Simple form	V-ing form
could I derange? could you derange? could he derange? could we derange? could you derange? could they derange?	could I be deranging? could you be deranging? could he be deranging? could we be deranging? could you be deranging? could they be deranging?
Perfect	V-ing perfect
could I have deranged? could you have deranged? could he have deranged? could we have deranged? could you have deranged? could they have deranged?	could I have been deranging? could you have been deranging? could he have been deranging? could we have been deranging? could you have been deranging? could they have been deranging?

Interro-negative form

Simple form	V-ing form
couldn't I derange? couldn't you derange? couldn't he derange? couldn't we derange? couldn't you derange? couldn't they derange?	couldn't I be deranging? couldn't you be deranging? couldn't he be deranging? couldn't we be deranging? couldn't you be deranging? couldn't they be deranging?
Perfect	V-ing perfect
couldn't I have deranged? couldn't you have deranged? couldn't he have deranged? couldn't we have deranged? couldn't you have deranged? couldn't they have deranged?	couldn't I have been deranging? couldn't you have been deranging? couldn't he have been deranging? couldn't we have been deranging? couldn't you have been deranging? couldn't they have been deranging?