English verb conjugation
COULD ENVISION

Regular verb: envision - envisioned - envisioned

Affirmation

Simple form	V-ing form
I could envision you could envision he could envision we could envision you could envision they could envision	I could be envisioning you could be envisioning he could be envisioning we could be envisioning you could be envisioning they could be envisioning
Perfect	V-ing perfect
I could have envisioned you could have envisioned he could have envisioned we could have envisioned you could have envisioned they could have envisioned	I could have been envisioning you could have been envisioning he could have been envisioning we could have been envisioning you could have been envisioning they could have been envisioning

Negation

Simple form	V-ing form
I couldn't envision you couldn't envision he couldn't envision we couldn't envision you couldn't envision they couldn't envision	I couldn't be envisioning you couldn't be envisioning he couldn't be envisioning we couldn't be envisioning you couldn't be envisioning they couldn't be envisioning
Perfect	V-ing perfect
I couldn't have envisioned you couldn't have envisioned he couldn't have envisioned we couldn't have envisioned you couldn't have envisioned they couldn't have envisioned	I couldn't have been envisioning you couldn't have been envisioning he couldn't have been envisioning we couldn't have been envisioning you couldn't have been envisioning they couldn't have been envisioning

Interrogative form

Simple form	V-ing form
could I envision? could you envision? could he envision? could we envision? could you envision? could they envision?	could I be envisioning? could you be envisioning? could he be envisioning? could we be envisioning? could you be envisioning? could they be envisioning?
Perfect	V-ing perfect
could I have envisioned? could you have envisioned? could he have envisioned? could we have envisioned? could you have envisioned? could they have envisioned?	could I have been envisioning? could you have been envisioning? could he have been envisioning? could we have been envisioning? could you have been envisioning? could they have been envisioning?

Interro-negative form

Simple form	V-ing form
couldn't I envision? couldn't you envision? couldn't he envision? couldn't we envision? couldn't you envision? couldn't they envision?	couldn't I be envisioning? couldn't you be envisioning? couldn't he be envisioning? couldn't we be envisioning? couldn't you be envisioning? couldn't they be envisioning?
Perfect	V-ing perfect
couldn't I have envisioned? couldn't you have envisioned? couldn't he have envisioned? couldn't we have envisioned? couldn't you have envisioned? couldn't they have envisioned?	couldn't I have been envisioning? couldn't you have been envisioning? couldn't he have been envisioning? couldn't we have been envisioning? couldn't you have been envisioning? couldn't they have been envisioning?