English verb conjugation
COULD HYMN

Regular verb: hymn - hymned - hymned

Affirmation

Simple form	V-ing form
I could hymn you could hymn she could hymn we could hymn you could hymn they could hymn	I could be hymning you could be hymning she could be hymning we could be hymning you could be hymning they could be hymning
Perfect	V-ing perfect
I could have hymned you could have hymned she could have hymned we could have hymned you could have hymned they could have hymned	I could have been hymning you could have been hymning she could have been hymning we could have been hymning you could have been hymning they could have been hymning

Negation

Simple form	V-ing form
I could not hymn you could not hymn she could not hymn we could not hymn you could not hymn they could not hymn	I could not be hymning you could not be hymning she could not be hymning we could not be hymning you could not be hymning they could not be hymning
Perfect	V-ing perfect
I could not have hymned you could not have hymned she could not have hymned we could not have hymned you could not have hymned they could not have hymned	I could not have been hymning you could not have been hymning she could not have been hymning we could not have been hymning you could not have been hymning they could not have been hymning

Interrogative form

Simple form	V-ing form
could I hymn? could you hymn? could she hymn? could we hymn? could you hymn? could they hymn?	could I be hymning? could you be hymning? could she be hymning? could we be hymning? could you be hymning? could they be hymning?
Perfect	V-ing perfect
could I have hymned? could you have hymned? could she have hymned? could we have hymned? could you have hymned? could they have hymned?	could I have been hymning? could you have been hymning? could she have been hymning? could we have been hymning? could you have been hymning? could they have been hymning?

Interro-negative form

Simple form	V-ing form
could I not hymn? could you not hymn? could she not hymn? could we not hymn? could you not hymn? could they not hymn?	could I not be hymning? could you not be hymning? could she not be hymning? could we not be hymning? could you not be hymning? could they not be hymning?
Perfect	V-ing perfect
could I not have hymned? could you not have hymned? could she not have hymned? could we not have hymned? could you not have hymned? could they not have hymned?	could I not have been hymning? could you not have been hymning? could she not have been hymning? could we not have been hymning? could you not have been hymning? could they not have been hymning?