English verb conjugation
COULD REVAMP

Regular verb: revamp - revamped - revamped

Affirmation

Simple form	V-ing form
I could revamp you could revamp he could revamp we could revamp you could revamp they could revamp	I could be revamping you could be revamping he could be revamping we could be revamping you could be revamping they could be revamping
Perfect	V-ing perfect
I could have revamped you could have revamped he could have revamped we could have revamped you could have revamped they could have revamped	I could have been revamping you could have been revamping he could have been revamping we could have been revamping you could have been revamping they could have been revamping

Negation

Simple form	V-ing form
I could not revamp you could not revamp he could not revamp we could not revamp you could not revamp they could not revamp	I could not be revamping you could not be revamping he could not be revamping we could not be revamping you could not be revamping they could not be revamping
Perfect	V-ing perfect
I could not have revamped you could not have revamped he could not have revamped we could not have revamped you could not have revamped they could not have revamped	I could not have been revamping you could not have been revamping he could not have been revamping we could not have been revamping you could not have been revamping they could not have been revamping

Interrogative form

Simple form	V-ing form
could I revamp? could you revamp? could he revamp? could we revamp? could you revamp? could they revamp?	could I be revamping? could you be revamping? could he be revamping? could we be revamping? could you be revamping? could they be revamping?
Perfect	V-ing perfect
could I have revamped? could you have revamped? could he have revamped? could we have revamped? could you have revamped? could they have revamped?	could I have been revamping? could you have been revamping? could he have been revamping? could we have been revamping? could you have been revamping? could they have been revamping?

Interro-negative form

Simple form	V-ing form
could I not revamp? could you not revamp? could he not revamp? could we not revamp? could you not revamp? could they not revamp?	could I not be revamping? could you not be revamping? could he not be revamping? could we not be revamping? could you not be revamping? could they not be revamping?
Perfect	V-ing perfect
could I not have revamped? could you not have revamped? could he not have revamped? could we not have revamped? could you not have revamped? could they not have revamped?	could I not have been revamping? could you not have been revamping? could he not have been revamping? could we not have been revamping? could you not have been revamping? could they not have been revamping?