could prewarm
Verbo regular: prewarm - prewarmed- prewarmed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could prewarm
you could prewarm
he could prewarm
we could prewarm
you could prewarm
they could prewarm 	I could be prewarming
you could be prewarming
he could be prewarming
we could be prewarming
you could be prewarming
they could be prewarming	I could have prewarmed
you could have prewarmed
he could have prewarmed
we could have prewarmed
you could have prewarmed
they could have prewarmed	I could have been prewarming
you could have been prewarming
he could have been prewarming
we could have been prewarming
you could have been prewarming
they could have been prewarming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not prewarm
you could not prewarm
he could not prewarm
we could not prewarm
you could not prewarm
they could not prewarm 	I could not be prewarming
you could not be prewarming
he could not be prewarming
we could not be prewarming
you could not be prewarming
they could not be prewarming	I could not have prewarmed
you could not have prewarmed
he could not have prewarmed
we could not have prewarmed
you could not have prewarmed
they could not have prewarmed	I could not have been prewarming
you could not have been prewarming
he could not have been prewarming
we could not have been prewarming
you could not have been prewarming
they could not have been prewarming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I prewarm?
could you prewarm?
could he prewarm?
could we prewarm?
could you prewarm?
could they prewarm? 	could I be prewarming?
could you be prewarming?
could he be prewarming?
could we be prewarming?
could you be prewarming?
could they be prewarming? 	could I have prewarmed?
could you have prewarmed?
could he have prewarmed?
could we have prewarmed?
could you have prewarmed?
could they have prewarmed? 	could I have been prewarming?
could you have been prewarming?
could he have been prewarming?
could we have been prewarming?
could you have been prewarming?
could they have been prewarming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not prewarm?
could you not prewarm?
could he not prewarm?
could we not prewarm?
could you not prewarm?
could they not prewarm? 	could I not be prewarming?
could you not be prewarming?
could he not be prewarming?
could we not be prewarming?
could you not be prewarming?
could they not be prewarming? 	could I not have prewarmed?
could you not have prewarmed?
could he not have prewarmed?
could we not have prewarmed?
could you not have prewarmed?
could they not have prewarmed? 	could I not have been prewarming?
could you not have been prewarming?
could he not have been prewarming?
could we not have been prewarming?
could you not have been prewarming?
could they not have been prewarming?