I could bastardize you could bastardize she could bastardize we could bastardize you could bastardize they could bastardize
V-ing form
I could be bastardizing you could be bastardizing she could be bastardizing we could be bastardizing you could be bastardizing they could be bastardizing
Perfect
I could have bastardized you could have bastardized she could have bastardized we could have bastardized you could have bastardized they could have bastardized
V-ing perfect
I could have been bastardizing you could have been bastardizing she could have been bastardizing we could have been bastardizing you could have been bastardizing they could have been bastardizing
Negation
Simple form
I could not bastardize you could not bastardize she could not bastardize we could not bastardize you could not bastardize they could not bastardize
V-ing form
I could not be bastardizing you could not be bastardizing she could not be bastardizing we could not be bastardizing you could not be bastardizing they could not be bastardizing
Perfect
I could not have bastardized you could not have bastardized she could not have bastardized we could not have bastardized you could not have bastardized they could not have bastardized
V-ing perfect
I could not have been bastardizing you could not have been bastardizing she could not have been bastardizing we could not have been bastardizing you could not have been bastardizing they could not have been bastardizing
Interrogative form
Simple form
could I bastardize? could you bastardize? could she bastardize? could we bastardize? could you bastardize? could they bastardize?
V-ing form
could I be bastardizing? could you be bastardizing? could she be bastardizing? could we be bastardizing? could you be bastardizing? could they be bastardizing?
Perfect
could I have bastardized? could you have bastardized? could she have bastardized? could we have bastardized? could you have bastardized? could they have bastardized?
V-ing perfect
could I have been bastardizing? could you have been bastardizing? could she have been bastardizing? could we have been bastardizing? could you have been bastardizing? could they have been bastardizing?
Interro-negative form
Simple form
could I not bastardize? could you not bastardize? could she not bastardize? could we not bastardize? could you not bastardize? could they not bastardize?
V-ing form
could I not be bastardizing? could you not be bastardizing? could she not be bastardizing? could we not be bastardizing? could you not be bastardizing? could they not be bastardizing?
Perfect
could I not have bastardized? could you not have bastardized? could she not have bastardized? could we not have bastardized? could you not have bastardized? could they not have bastardized?
V-ing perfect
could I not have been bastardizing? could you not have been bastardizing? could she not have been bastardizing? could we not have been bastardizing? could you not have been bastardizing? could they not have been bastardizing?