I could anodize you could anodize she could anodize we could anodize you could anodize they could anodize
V-ing form
I could be anodizing you could be anodizing she could be anodizing we could be anodizing you could be anodizing they could be anodizing
Perfect
I could have anodized you could have anodized she could have anodized we could have anodized you could have anodized they could have anodized
V-ing perfect
I could have been anodizing you could have been anodizing she could have been anodizing we could have been anodizing you could have been anodizing they could have been anodizing
Negation
Simple form
I could not anodize you could not anodize she could not anodize we could not anodize you could not anodize they could not anodize
V-ing form
I could not be anodizing you could not be anodizing she could not be anodizing we could not be anodizing you could not be anodizing they could not be anodizing
Perfect
I could not have anodized you could not have anodized she could not have anodized we could not have anodized you could not have anodized they could not have anodized
V-ing perfect
I could not have been anodizing you could not have been anodizing she could not have been anodizing we could not have been anodizing you could not have been anodizing they could not have been anodizing
Interrogative form
Simple form
could I anodize? could you anodize? could she anodize? could we anodize? could you anodize? could they anodize?
V-ing form
could I be anodizing? could you be anodizing? could she be anodizing? could we be anodizing? could you be anodizing? could they be anodizing?
Perfect
could I have anodized? could you have anodized? could she have anodized? could we have anodized? could you have anodized? could they have anodized?
V-ing perfect
could I have been anodizing? could you have been anodizing? could she have been anodizing? could we have been anodizing? could you have been anodizing? could they have been anodizing?
Interro-negative form
Simple form
could I not anodize? could you not anodize? could she not anodize? could we not anodize? could you not anodize? could they not anodize?
V-ing form
could I not be anodizing? could you not be anodizing? could she not be anodizing? could we not be anodizing? could you not be anodizing? could they not be anodizing?
Perfect
could I not have anodized? could you not have anodized? could she not have anodized? could we not have anodized? could you not have anodized? could they not have anodized?
V-ing perfect
could I not have been anodizing? could you not have been anodizing? could she not have been anodizing? could we not have been anodizing? could you not have been anodizing? could they not have been anodizing?