could interleave
Verbo regular: interleave - interleaved- interleaved

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could interleave
you could interleave
she could interleave
we could interleave
you could interleave
they could interleave 	I could be interleaving
you could be interleaving
she could be interleaving
we could be interleaving
you could be interleaving
they could be interleaving	I could have interleaved
you could have interleaved
she could have interleaved
we could have interleaved
you could have interleaved
they could have interleaved	I could have been interleaving
you could have been interleaving
she could have been interleaving
we could have been interleaving
you could have been interleaving
they could have been interleaving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not interleave
you could not interleave
she could not interleave
we could not interleave
you could not interleave
they could not interleave 	I could not be interleaving
you could not be interleaving
she could not be interleaving
we could not be interleaving
you could not be interleaving
they could not be interleaving	I could not have interleaved
you could not have interleaved
she could not have interleaved
we could not have interleaved
you could not have interleaved
they could not have interleaved	I could not have been interleaving
you could not have been interleaving
she could not have been interleaving
we could not have been interleaving
you could not have been interleaving
they could not have been interleaving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I interleave?
could you interleave?
could she interleave?
could we interleave?
could you interleave?
could they interleave? 	could I be interleaving?
could you be interleaving?
could she be interleaving?
could we be interleaving?
could you be interleaving?
could they be interleaving? 	could I have interleaved?
could you have interleaved?
could she have interleaved?
could we have interleaved?
could you have interleaved?
could they have interleaved? 	could I have been interleaving?
could you have been interleaving?
could she have been interleaving?
could we have been interleaving?
could you have been interleaving?
could they have been interleaving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not interleave?
could you not interleave?
could she not interleave?
could we not interleave?
could you not interleave?
could they not interleave? 	could I not be interleaving?
could you not be interleaving?
could she not be interleaving?
could we not be interleaving?
could you not be interleaving?
could they not be interleaving? 	could I not have interleaved?
could you not have interleaved?
could she not have interleaved?
could we not have interleaved?
could you not have interleaved?
could they not have interleaved? 	could I not have been interleaving?
could you not have been interleaving?
could she not have been interleaving?
could we not have been interleaving?
could you not have been interleaving?
could they not have been interleaving?