could silkscreen
Verbo regular: silkscreen - silkscreened- silkscreened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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	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	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not silkscreen
you could not silkscreen
he could not silkscreen
we could not silkscreen
you could not silkscreen
they could not silkscreen 	I could not be silkscreening
you could not be silkscreening
he could not be silkscreening
we could not be silkscreening
you could not be silkscreening
they could not be silkscreening	I could not have silkscreened
you could not have silkscreened
he could not have silkscreened
we could not have silkscreened
you could not have silkscreened
they could not have silkscreened	I could not have been silkscreening
you could not have been silkscreening
he could not have been silkscreening
we could not have been silkscreening
you could not have been silkscreening
they could not have been silkscreening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
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? 	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? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not silkscreen?
could you not silkscreen?
could he not silkscreen?
could we not silkscreen?
could you not silkscreen?
could they not silkscreen? 	could I not be silkscreening?
could you not be silkscreening?
could he not be silkscreening?
could we not be silkscreening?
could you not be silkscreening?
could they not be silkscreening? 	could I not have silkscreened?
could you not have silkscreened?
could he not have silkscreened?
could we not have silkscreened?
could you not have silkscreened?
could they not have silkscreened? 	could I not have been silkscreening?
could you not have been silkscreening?
could he not have been silkscreening?
could we not have been silkscreening?
could you not have been silkscreening?
could they not have been silkscreening?