English verb conjugation
CAN CROWN

Regular verb: crown - crowned - crowned

Affirmation

Simple form	V-ing form
I can crown you can crown he can crown we can crown you can crown they can crown	I can be crowning you can be crowning he can be crowning we can be crowning you can be crowning they can be crowning
Perfect	V-ing perfect
I can have crowned you can have crowned he can have crowned we can have crowned you can have crowned they can have crowned	I can have been crowning you can have been crowning he can have been crowning we can have been crowning you can have been crowning they can have been crowning

Negation

Simple form	V-ing form
I cannot crown you cannot crown he cannot crown we cannot crown you cannot crown they cannot crown	I cannot be crowning you cannot be crowning he cannot be crowning we cannot be crowning you cannot be crowning they cannot be crowning
Perfect	V-ing perfect
I cannot have crowned you cannot have crowned he cannot have crowned we cannot have crowned you cannot have crowned they cannot have crowned	I cannot have been crowning you cannot have been crowning he cannot have been crowning we cannot have been crowning you cannot have been crowning they cannot have been crowning

Interrogative form

Simple form	V-ing form
can I crown? can you crown? can he crown? can we crown? can you crown? can they crown?	can I be crowning? can you be crowning? can he be crowning? can we be crowning? can you be crowning? can they be crowning?
Perfect	V-ing perfect
can I have crowned? can you have crowned? can he have crowned? can we have crowned? can you have crowned? can they have crowned?	can I have been crowning? can you have been crowning? can he have been crowning? can we have been crowning? can you have been crowning? can they have been crowning?

Interro-negative form

Simple form	V-ing form
can I not crown? can you not crown? can he not crown? can we not crown? can you not crown? can they not crown?	can I not be crowning? can you not be crowning? can he not be crowning? can we not be crowning? can you not be crowning? can they not be crowning?
Perfect	V-ing perfect
can I not have crowned? can you not have crowned? can he not have crowned? can we not have crowned? can you not have crowned? can they not have crowned?	can I not have been crowning? can you not have been crowning? can he not have been crowning? can we not have been crowning? can you not have been crowning? can they not have been crowning?