I can own you can own she can own we can own you can own they can own
V-ing form
I can be owning you can be owning she can be owning we can be owning you can be owning they can be owning
Perfect
I can have owned you can have owned she can have owned we can have owned you can have owned they can have owned
V-ing perfect
I can have been owning you can have been owning she can have been owning we can have been owning you can have been owning they can have been owning
Negation
Simple form
I can't own you can't own she can't own we can't own you can't own they can't own
V-ing form
I can't be owning you can't be owning she can't be owning we can't be owning you can't be owning they can't be owning
Perfect
I can't have owned you can't have owned she can't have owned we can't have owned you can't have owned they can't have owned
V-ing perfect
I can't have been owning you can't have been owning she can't have been owning we can't have been owning you can't have been owning they can't have been owning
Interrogative form
Simple form
can I own? can you own? can she own? can we own? can you own? can they own?
V-ing form
can I be owning? can you be owning? can she be owning? can we be owning? can you be owning? can they be owning?
Perfect
can I have owned? can you have owned? can she have owned? can we have owned? can you have owned? can they have owned?
V-ing perfect
can I have been owning? can you have been owning? can she have been owning? can we have been owning? can you have been owning? can they have been owning?
Interro-negative form
Simple form
can't I own? can't you own? can't she own? can't we own? can't you own? can't they own?
V-ing form
can't I be owning? can't you be owning? can't she be owning? can't we be owning? can't you be owning? can't they be owning?
Perfect
can't I have owned? can't you have owned? can't she have owned? can't we have owned? can't you have owned? can't they have owned?
V-ing perfect
can't I have been owning? can't you have been owning? can't she have been owning? can't we have been owning? can't you have been owning? can't they have been owning?