could subject
Verbo regular: subject - subjected- subjected

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could subject
you could subject
he could subject
we could subject
you could subject
they could subject 	I could be subjecting
you could be subjecting
he could be subjecting
we could be subjecting
you could be subjecting
they could be subjecting	I could have subjected
you could have subjected
he could have subjected
we could have subjected
you could have subjected
they could have subjected	I could have been subjecting
you could have been subjecting
he could have been subjecting
we could have been subjecting
you could have been subjecting
they could have been subjecting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't subject
you couldn't subject
he couldn't subject
we couldn't subject
you couldn't subject
they couldn't subject 	I couldn't be subjecting
you couldn't be subjecting
he couldn't be subjecting
we couldn't be subjecting
you couldn't be subjecting
they couldn't be subjecting	I couldn't have subjected
you couldn't have subjected
he couldn't have subjected
we couldn't have subjected
you couldn't have subjected
they couldn't have subjected	I couldn't have been subjecting
you couldn't have been subjecting
he couldn't have been subjecting
we couldn't have been subjecting
you couldn't have been subjecting
they couldn't have been subjecting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I subject?
could you subject?
could he subject?
could we subject?
could you subject?
could they subject? 	could I be subjecting?
could you be subjecting?
could he be subjecting?
could we be subjecting?
could you be subjecting?
could they be subjecting? 	could I have subjected?
could you have subjected?
could he have subjected?
could we have subjected?
could you have subjected?
could they have subjected? 	could I have been subjecting?
could you have been subjecting?
could he have been subjecting?
could we have been subjecting?
could you have been subjecting?
could they have been subjecting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I subject?
couldn't you subject?
couldn't he subject?
couldn't we subject?
couldn't you subject?
couldn't they subject? 	couldn't I be subjecting?
couldn't you be subjecting?
couldn't he be subjecting?
couldn't we be subjecting?
couldn't you be subjecting?
couldn't they be subjecting? 	couldn't I have subjected?
couldn't you have subjected?
couldn't he have subjected?
couldn't we have subjected?
couldn't you have subjected?
couldn't they have subjected? 	couldn't I have been subjecting?
couldn't you have been subjecting?
couldn't he have been subjecting?
couldn't we have been subjecting?
couldn't you have been subjecting?
couldn't they have been subjecting?