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 couldn't crown you couldn't crown he couldn't crown we couldn't crown you couldn't crown they couldn't crown	I couldn't be crowning you couldn't be crowning he couldn't be crowning we couldn't be crowning you couldn't be crowning they couldn't be crowning
Perfect	V-ing perfect
I couldn't have crowned you couldn't have crowned he couldn't have crowned we couldn't have crowned you couldn't have crowned they couldn't have crowned	I couldn't have been crowning you couldn't have been crowning he couldn't have been crowning we couldn't have been crowning you couldn't have been crowning they couldn't 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
couldn't I crown? couldn't you crown? couldn't he crown? couldn't we crown? couldn't you crown? couldn't they crown?	couldn't I be crowning? couldn't you be crowning? couldn't he be crowning? couldn't we be crowning? couldn't you be crowning? couldn't they be crowning?
Perfect	V-ing perfect
couldn't I have crowned? couldn't you have crowned? couldn't he have crowned? couldn't we have crowned? couldn't you have crowned? couldn't they have crowned?	couldn't I have been crowning? couldn't you have been crowning? couldn't he have been crowning? couldn't we have been crowning? couldn't you have been crowning? couldn't they have been crowning?