I can institute you can institute she can institute we can institute you can institute they can institute
V-ing form
I can be instituting you can be instituting she can be instituting we can be instituting you can be instituting they can be instituting
Perfect
I can have instituted you can have instituted she can have instituted we can have instituted you can have instituted they can have instituted
V-ing perfect
I can have been instituting you can have been instituting she can have been instituting we can have been instituting you can have been instituting they can have been instituting
Negation
Simple form
I cannot institute you cannot institute she cannot institute we cannot institute you cannot institute they cannot institute
V-ing form
I cannot be instituting you cannot be instituting she cannot be instituting we cannot be instituting you cannot be instituting they cannot be instituting
Perfect
I cannot have instituted you cannot have instituted she cannot have instituted we cannot have instituted you cannot have instituted they cannot have instituted
V-ing perfect
I cannot have been instituting you cannot have been instituting she cannot have been instituting we cannot have been instituting you cannot have been instituting they cannot have been instituting
Interrogative form
Simple form
can I institute? can you institute? can she institute? can we institute? can you institute? can they institute?
V-ing form
can I be instituting? can you be instituting? can she be instituting? can we be instituting? can you be instituting? can they be instituting?
Perfect
can I have instituted? can you have instituted? can she have instituted? can we have instituted? can you have instituted? can they have instituted?
V-ing perfect
can I have been instituting? can you have been instituting? can she have been instituting? can we have been instituting? can you have been instituting? can they have been instituting?
Interro-negative form
Simple form
can I not institute? can you not institute? can she not institute? can we not institute? can you not institute? can they not institute?
V-ing form
can I not be instituting? can you not be instituting? can she not be instituting? can we not be instituting? can you not be instituting? can they not be instituting?
Perfect
can I not have instituted? can you not have instituted? can she not have instituted? can we not have instituted? can you not have instituted? can they not have instituted?
V-ing perfect
can I not have been instituting? can you not have been instituting? can she not have been instituting? can we not have been instituting? can you not have been instituting? can they not have been instituting?