could resurface
Verbo regular: resurface - resurfaced- resurfaced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could resurface
you could resurface
she could resurface
we could resurface
you could resurface
they could resurface 	I could be resurfacing
you could be resurfacing
she could be resurfacing
we could be resurfacing
you could be resurfacing
they could be resurfacing	I could have resurfaced
you could have resurfaced
she could have resurfaced
we could have resurfaced
you could have resurfaced
they could have resurfaced	I could have been resurfacing
you could have been resurfacing
she could have been resurfacing
we could have been resurfacing
you could have been resurfacing
they could have been resurfacing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not resurface
you could not resurface
she could not resurface
we could not resurface
you could not resurface
they could not resurface 	I could not be resurfacing
you could not be resurfacing
she could not be resurfacing
we could not be resurfacing
you could not be resurfacing
they could not be resurfacing	I could not have resurfaced
you could not have resurfaced
she could not have resurfaced
we could not have resurfaced
you could not have resurfaced
they could not have resurfaced	I could not have been resurfacing
you could not have been resurfacing
she could not have been resurfacing
we could not have been resurfacing
you could not have been resurfacing
they could not have been resurfacing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I resurface?
could you resurface?
could she resurface?
could we resurface?
could you resurface?
could they resurface? 	could I be resurfacing?
could you be resurfacing?
could she be resurfacing?
could we be resurfacing?
could you be resurfacing?
could they be resurfacing? 	could I have resurfaced?
could you have resurfaced?
could she have resurfaced?
could we have resurfaced?
could you have resurfaced?
could they have resurfaced? 	could I have been resurfacing?
could you have been resurfacing?
could she have been resurfacing?
could we have been resurfacing?
could you have been resurfacing?
could they have been resurfacing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not resurface?
could you not resurface?
could she not resurface?
could we not resurface?
could you not resurface?
could they not resurface? 	could I not be resurfacing?
could you not be resurfacing?
could she not be resurfacing?
could we not be resurfacing?
could you not be resurfacing?
could they not be resurfacing? 	could I not have resurfaced?
could you not have resurfaced?
could she not have resurfaced?
could we not have resurfaced?
could you not have resurfaced?
could they not have resurfaced? 	could I not have been resurfacing?
could you not have been resurfacing?
could she not have been resurfacing?
could we not have been resurfacing?
could you not have been resurfacing?
could they not have been resurfacing?