could sledgehammer
Verbo regular: sledgehammer - sledgehammered- sledgehammered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could sledgehammer
you could sledgehammer
she could sledgehammer
we could sledgehammer
you could sledgehammer
they could sledgehammer 	I could be sledgehammering
you could be sledgehammering
she could be sledgehammering
we could be sledgehammering
you could be sledgehammering
they could be sledgehammering	I could have sledgehammered
you could have sledgehammered
she could have sledgehammered
we could have sledgehammered
you could have sledgehammered
they could have sledgehammered	I could have been sledgehammering
you could have been sledgehammering
she could have been sledgehammering
we could have been sledgehammering
you could have been sledgehammering
they could have been sledgehammering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not sledgehammer
you could not sledgehammer
she could not sledgehammer
we could not sledgehammer
you could not sledgehammer
they could not sledgehammer 	I could not be sledgehammering
you could not be sledgehammering
she could not be sledgehammering
we could not be sledgehammering
you could not be sledgehammering
they could not be sledgehammering	I could not have sledgehammered
you could not have sledgehammered
she could not have sledgehammered
we could not have sledgehammered
you could not have sledgehammered
they could not have sledgehammered	I could not have been sledgehammering
you could not have been sledgehammering
she could not have been sledgehammering
we could not have been sledgehammering
you could not have been sledgehammering
they could not have been sledgehammering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I sledgehammer?
could you sledgehammer?
could she sledgehammer?
could we sledgehammer?
could you sledgehammer?
could they sledgehammer? 	could I be sledgehammering?
could you be sledgehammering?
could she be sledgehammering?
could we be sledgehammering?
could you be sledgehammering?
could they be sledgehammering? 	could I have sledgehammered?
could you have sledgehammered?
could she have sledgehammered?
could we have sledgehammered?
could you have sledgehammered?
could they have sledgehammered? 	could I have been sledgehammering?
could you have been sledgehammering?
could she have been sledgehammering?
could we have been sledgehammering?
could you have been sledgehammering?
could they have been sledgehammering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not sledgehammer?
could you not sledgehammer?
could she not sledgehammer?
could we not sledgehammer?
could you not sledgehammer?
could they not sledgehammer? 	could I not be sledgehammering?
could you not be sledgehammering?
could she not be sledgehammering?
could we not be sledgehammering?
could you not be sledgehammering?
could they not be sledgehammering? 	could I not have sledgehammered?
could you not have sledgehammered?
could she not have sledgehammered?
could we not have sledgehammered?
could you not have sledgehammered?
could they not have sledgehammered? 	could I not have been sledgehammering?
could you not have been sledgehammering?
could she not have been sledgehammering?
could we not have been sledgehammering?
could you not have been sledgehammering?
could they not have been sledgehammering?