English verb conjugation
COULD SILKSCREEN

Regular verb: silkscreen - silkscreened - silkscreened

Affirmation

Simple form	V-ing form
I could silkscreen you could silkscreen he could silkscreen we could silkscreen you could silkscreen they could silkscreen	I could be silkscreening you could be silkscreening he could be silkscreening we could be silkscreening you could be silkscreening they could be silkscreening
Perfect	V-ing perfect
I could have silkscreened you could have silkscreened he could have silkscreened we could have silkscreened you could have silkscreened they could have silkscreened	I could have been silkscreening you could have been silkscreening he could have been silkscreening we could have been silkscreening you could have been silkscreening they could have been silkscreening

Negation

Simple form	V-ing form
I couldn't silkscreen you couldn't silkscreen he couldn't silkscreen we couldn't silkscreen you couldn't silkscreen they couldn't silkscreen	I couldn't be silkscreening you couldn't be silkscreening he couldn't be silkscreening we couldn't be silkscreening you couldn't be silkscreening they couldn't be silkscreening
Perfect	V-ing perfect
I couldn't have silkscreened you couldn't have silkscreened he couldn't have silkscreened we couldn't have silkscreened you couldn't have silkscreened they couldn't have silkscreened	I couldn't have been silkscreening you couldn't have been silkscreening he couldn't have been silkscreening we couldn't have been silkscreening you couldn't have been silkscreening they couldn't have been silkscreening

Interrogative form

Simple form	V-ing form
could I silkscreen? could you silkscreen? could he silkscreen? could we silkscreen? could you silkscreen? could they silkscreen?	could I be silkscreening? could you be silkscreening? could he be silkscreening? could we be silkscreening? could you be silkscreening? could they be silkscreening?
Perfect	V-ing perfect
could I have silkscreened? could you have silkscreened? could he have silkscreened? could we have silkscreened? could you have silkscreened? could they have silkscreened?	could I have been silkscreening? could you have been silkscreening? could he have been silkscreening? could we have been silkscreening? could you have been silkscreening? could they have been silkscreening?

Interro-negative form

Simple form	V-ing form
couldn't I silkscreen? couldn't you silkscreen? couldn't he silkscreen? couldn't we silkscreen? couldn't you silkscreen? couldn't they silkscreen?	couldn't I be silkscreening? couldn't you be silkscreening? couldn't he be silkscreening? couldn't we be silkscreening? couldn't you be silkscreening? couldn't they be silkscreening?
Perfect	V-ing perfect
couldn't I have silkscreened? couldn't you have silkscreened? couldn't he have silkscreened? couldn't we have silkscreened? couldn't you have silkscreened? couldn't they have silkscreened?	couldn't I have been silkscreening? couldn't you have been silkscreening? couldn't he have been silkscreening? couldn't we have been silkscreening? couldn't you have been silkscreening? couldn't they have been silkscreening?