could prenegotiate
Verbo regular: prenegotiate - prenegotiated- prenegotiated

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could prenegotiate
you could prenegotiate
she could prenegotiate
we could prenegotiate
you could prenegotiate
they could prenegotiate 	I could be prenegotiating
you could be prenegotiating
she could be prenegotiating
we could be prenegotiating
you could be prenegotiating
they could be prenegotiating	I could have prenegotiated
you could have prenegotiated
she could have prenegotiated
we could have prenegotiated
you could have prenegotiated
they could have prenegotiated	I could have been prenegotiating
you could have been prenegotiating
she could have been prenegotiating
we could have been prenegotiating
you could have been prenegotiating
they could have been prenegotiating	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not prenegotiate
you could not prenegotiate
she could not prenegotiate
we could not prenegotiate
you could not prenegotiate
they could not prenegotiate 	I could not be prenegotiating
you could not be prenegotiating
she could not be prenegotiating
we could not be prenegotiating
you could not be prenegotiating
they could not be prenegotiating	I could not have prenegotiated
you could not have prenegotiated
she could not have prenegotiated
we could not have prenegotiated
you could not have prenegotiated
they could not have prenegotiated	I could not have been prenegotiating
you could not have been prenegotiating
she could not have been prenegotiating
we could not have been prenegotiating
you could not have been prenegotiating
they could not have been prenegotiating	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I prenegotiate?
could you prenegotiate?
could she prenegotiate?
could we prenegotiate?
could you prenegotiate?
could they prenegotiate? 	could I be prenegotiating?
could you be prenegotiating?
could she be prenegotiating?
could we be prenegotiating?
could you be prenegotiating?
could they be prenegotiating? 	could I have prenegotiated?
could you have prenegotiated?
could she have prenegotiated?
could we have prenegotiated?
could you have prenegotiated?
could they have prenegotiated? 	could I have been prenegotiating?
could you have been prenegotiating?
could she have been prenegotiating?
could we have been prenegotiating?
could you have been prenegotiating?
could they have been prenegotiating? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not prenegotiate?
could you not prenegotiate?
could she not prenegotiate?
could we not prenegotiate?
could you not prenegotiate?
could they not prenegotiate? 	could I not be prenegotiating?
could you not be prenegotiating?
could she not be prenegotiating?
could we not be prenegotiating?
could you not be prenegotiating?
could they not be prenegotiating? 	could I not have prenegotiated?
could you not have prenegotiated?
could she not have prenegotiated?
could we not have prenegotiated?
could you not have prenegotiated?
could they not have prenegotiated? 	could I not have been prenegotiating?
could you not have been prenegotiating?
could she not have been prenegotiating?
could we not have been prenegotiating?
could you not have been prenegotiating?
could they not have been prenegotiating?