I could canonize you could canonize she could canonize we could canonize you could canonize they could canonize
V-ing form
I could be canonizing you could be canonizing she could be canonizing we could be canonizing you could be canonizing they could be canonizing
Perfect
I could have canonized you could have canonized she could have canonized we could have canonized you could have canonized they could have canonized
V-ing perfect
I could have been canonizing you could have been canonizing she could have been canonizing we could have been canonizing you could have been canonizing they could have been canonizing
Negation
Simple form
I couldn't canonize you couldn't canonize she couldn't canonize we couldn't canonize you couldn't canonize they couldn't canonize
V-ing form
I couldn't be canonizing you couldn't be canonizing she couldn't be canonizing we couldn't be canonizing you couldn't be canonizing they couldn't be canonizing
Perfect
I couldn't have canonized you couldn't have canonized she couldn't have canonized we couldn't have canonized you couldn't have canonized they couldn't have canonized
V-ing perfect
I couldn't have been canonizing you couldn't have been canonizing she couldn't have been canonizing we couldn't have been canonizing you couldn't have been canonizing they couldn't have been canonizing
Interrogative form
Simple form
could I canonize? could you canonize? could she canonize? could we canonize? could you canonize? could they canonize?
V-ing form
could I be canonizing? could you be canonizing? could she be canonizing? could we be canonizing? could you be canonizing? could they be canonizing?
Perfect
could I have canonized? could you have canonized? could she have canonized? could we have canonized? could you have canonized? could they have canonized?
V-ing perfect
could I have been canonizing? could you have been canonizing? could she have been canonizing? could we have been canonizing? could you have been canonizing? could they have been canonizing?
Interro-negative form
Simple form
couldn't I canonize? couldn't you canonize? couldn't she canonize? couldn't we canonize? couldn't you canonize? couldn't they canonize?
V-ing form
couldn't I be canonizing? couldn't you be canonizing? couldn't she be canonizing? couldn't we be canonizing? couldn't you be canonizing? couldn't they be canonizing?
Perfect
couldn't I have canonized? couldn't you have canonized? couldn't she have canonized? couldn't we have canonized? couldn't you have canonized? couldn't they have canonized?
V-ing perfect
couldn't I have been canonizing? couldn't you have been canonizing? couldn't she have been canonizing? couldn't we have been canonizing? couldn't you have been canonizing? couldn't they have been canonizing?