could deskill
Verbo regular: deskill - deskilled- deskilled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could deskill
you could deskill
he could deskill
we could deskill
you could deskill
they could deskill 	I could be deskilling
you could be deskilling
he could be deskilling
we could be deskilling
you could be deskilling
they could be deskilling	I could have deskilled
you could have deskilled
he could have deskilled
we could have deskilled
you could have deskilled
they could have deskilled	I could have been deskilling
you could have been deskilling
he could have been deskilling
we could have been deskilling
you could have been deskilling
they could have been deskilling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't deskill
you couldn't deskill
he couldn't deskill
we couldn't deskill
you couldn't deskill
they couldn't deskill 	I couldn't be deskilling
you couldn't be deskilling
he couldn't be deskilling
we couldn't be deskilling
you couldn't be deskilling
they couldn't be deskilling	I couldn't have deskilled
you couldn't have deskilled
he couldn't have deskilled
we couldn't have deskilled
you couldn't have deskilled
they couldn't have deskilled	I couldn't have been deskilling
you couldn't have been deskilling
he couldn't have been deskilling
we couldn't have been deskilling
you couldn't have been deskilling
they couldn't have been deskilling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I deskill?
could you deskill?
could he deskill?
could we deskill?
could you deskill?
could they deskill? 	could I be deskilling?
could you be deskilling?
could he be deskilling?
could we be deskilling?
could you be deskilling?
could they be deskilling? 	could I have deskilled?
could you have deskilled?
could he have deskilled?
could we have deskilled?
could you have deskilled?
could they have deskilled? 	could I have been deskilling?
could you have been deskilling?
could he have been deskilling?
could we have been deskilling?
could you have been deskilling?
could they have been deskilling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I deskill?
couldn't you deskill?
couldn't he deskill?
couldn't we deskill?
couldn't you deskill?
couldn't they deskill? 	couldn't I be deskilling?
couldn't you be deskilling?
couldn't he be deskilling?
couldn't we be deskilling?
couldn't you be deskilling?
couldn't they be deskilling? 	couldn't I have deskilled?
couldn't you have deskilled?
couldn't he have deskilled?
couldn't we have deskilled?
couldn't you have deskilled?
couldn't they have deskilled? 	couldn't I have been deskilling?
couldn't you have been deskilling?
couldn't he have been deskilling?
couldn't we have been deskilling?
couldn't you have been deskilling?
couldn't they have been deskilling?