English verb conjugation
COULD MELODIZE

Regular verb: melodize - melodized - melodized

Affirmation

Simple form	V-ing form
I could melodize you could melodize he could melodize we could melodize you could melodize they could melodize	I could be melodizing you could be melodizing he could be melodizing we could be melodizing you could be melodizing they could be melodizing
Perfect	V-ing perfect
I could have melodized you could have melodized he could have melodized we could have melodized you could have melodized they could have melodized	I could have been melodizing you could have been melodizing he could have been melodizing we could have been melodizing you could have been melodizing they could have been melodizing

Negation

Simple form	V-ing form
I couldn't melodize you couldn't melodize he couldn't melodize we couldn't melodize you couldn't melodize they couldn't melodize	I couldn't be melodizing you couldn't be melodizing he couldn't be melodizing we couldn't be melodizing you couldn't be melodizing they couldn't be melodizing
Perfect	V-ing perfect
I couldn't have melodized you couldn't have melodized he couldn't have melodized we couldn't have melodized you couldn't have melodized they couldn't have melodized	I couldn't have been melodizing you couldn't have been melodizing he couldn't have been melodizing we couldn't have been melodizing you couldn't have been melodizing they couldn't have been melodizing

Interrogative form

Simple form	V-ing form
could I melodize? could you melodize? could he melodize? could we melodize? could you melodize? could they melodize?	could I be melodizing? could you be melodizing? could he be melodizing? could we be melodizing? could you be melodizing? could they be melodizing?
Perfect	V-ing perfect
could I have melodized? could you have melodized? could he have melodized? could we have melodized? could you have melodized? could they have melodized?	could I have been melodizing? could you have been melodizing? could he have been melodizing? could we have been melodizing? could you have been melodizing? could they have been melodizing?

Interro-negative form

Simple form	V-ing form
couldn't I melodize? couldn't you melodize? couldn't he melodize? couldn't we melodize? couldn't you melodize? couldn't they melodize?	couldn't I be melodizing? couldn't you be melodizing? couldn't he be melodizing? couldn't we be melodizing? couldn't you be melodizing? couldn't they be melodizing?
Perfect	V-ing perfect
couldn't I have melodized? couldn't you have melodized? couldn't he have melodized? couldn't we have melodized? couldn't you have melodized? couldn't they have melodized?	couldn't I have been melodizing? couldn't you have been melodizing? couldn't he have been melodizing? couldn't we have been melodizing? couldn't you have been melodizing? couldn't they have been melodizing?