I could subsidize you could subsidize she could subsidize we could subsidize you could subsidize they could subsidize
V-ing form
I could be subsidizing you could be subsidizing she could be subsidizing we could be subsidizing you could be subsidizing they could be subsidizing
Perfect
I could have subsidized you could have subsidized she could have subsidized we could have subsidized you could have subsidized they could have subsidized
V-ing perfect
I could have been subsidizing you could have been subsidizing she could have been subsidizing we could have been subsidizing you could have been subsidizing they could have been subsidizing
Negation
Simple form
I could not subsidize you could not subsidize she could not subsidize we could not subsidize you could not subsidize they could not subsidize
V-ing form
I could not be subsidizing you could not be subsidizing she could not be subsidizing we could not be subsidizing you could not be subsidizing they could not be subsidizing
Perfect
I could not have subsidized you could not have subsidized she could not have subsidized we could not have subsidized you could not have subsidized they could not have subsidized
V-ing perfect
I could not have been subsidizing you could not have been subsidizing she could not have been subsidizing we could not have been subsidizing you could not have been subsidizing they could not have been subsidizing
Interrogative form
Simple form
could I subsidize? could you subsidize? could she subsidize? could we subsidize? could you subsidize? could they subsidize?
V-ing form
could I be subsidizing? could you be subsidizing? could she be subsidizing? could we be subsidizing? could you be subsidizing? could they be subsidizing?
Perfect
could I have subsidized? could you have subsidized? could she have subsidized? could we have subsidized? could you have subsidized? could they have subsidized?
V-ing perfect
could I have been subsidizing? could you have been subsidizing? could she have been subsidizing? could we have been subsidizing? could you have been subsidizing? could they have been subsidizing?
Interro-negative form
Simple form
could I not subsidize? could you not subsidize? could she not subsidize? could we not subsidize? could you not subsidize? could they not subsidize?
V-ing form
could I not be subsidizing? could you not be subsidizing? could she not be subsidizing? could we not be subsidizing? could you not be subsidizing? could they not be subsidizing?
Perfect
could I not have subsidized? could you not have subsidized? could she not have subsidized? could we not have subsidized? could you not have subsidized? could they not have subsidized?
V-ing perfect
could I not have been subsidizing? could you not have been subsidizing? could she not have been subsidizing? could we not have been subsidizing? could you not have been subsidizing? could they not have been subsidizing?