English verb conjugation
COULD CROWN

Regular verb: crown - crowned - crowned

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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