English verb conjugation
COULD PICTURE

Regular verb: picture - pictured - pictured

Affirmation

Simple form	V-ing form
I could picture you could picture she could picture we could picture you could picture they could picture	I could be picturing you could be picturing she could be picturing we could be picturing you could be picturing they could be picturing
Perfect	V-ing perfect
I could have pictured you could have pictured she could have pictured we could have pictured you could have pictured they could have pictured	I could have been picturing you could have been picturing she could have been picturing we could have been picturing you could have been picturing they could have been picturing

Negation

Simple form	V-ing form
I couldn't picture you couldn't picture she couldn't picture we couldn't picture you couldn't picture they couldn't picture	I couldn't be picturing you couldn't be picturing she couldn't be picturing we couldn't be picturing you couldn't be picturing they couldn't be picturing
Perfect	V-ing perfect
I couldn't have pictured you couldn't have pictured she couldn't have pictured we couldn't have pictured you couldn't have pictured they couldn't have pictured	I couldn't have been picturing you couldn't have been picturing she couldn't have been picturing we couldn't have been picturing you couldn't have been picturing they couldn't have been picturing

Interrogative form

Simple form	V-ing form
could I picture? could you picture? could she picture? could we picture? could you picture? could they picture?	could I be picturing? could you be picturing? could she be picturing? could we be picturing? could you be picturing? could they be picturing?
Perfect	V-ing perfect
could I have pictured? could you have pictured? could she have pictured? could we have pictured? could you have pictured? could they have pictured?	could I have been picturing? could you have been picturing? could she have been picturing? could we have been picturing? could you have been picturing? could they have been picturing?

Interro-negative form

Simple form	V-ing form
couldn't I picture? couldn't you picture? couldn't she picture? couldn't we picture? couldn't you picture? couldn't they picture?	couldn't I be picturing? couldn't you be picturing? couldn't she be picturing? couldn't we be picturing? couldn't you be picturing? couldn't they be picturing?
Perfect	V-ing perfect
couldn't I have pictured? couldn't you have pictured? couldn't she have pictured? couldn't we have pictured? couldn't you have pictured? couldn't they have pictured?	couldn't I have been picturing? couldn't you have been picturing? couldn't she have been picturing? couldn't we have been picturing? couldn't you have been picturing? couldn't they have been picturing?