could commencer
Verbo regular: commencer - commencered- commencered

, este verbo pode não existir, a conjugação é dada como exemplo.

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could commencer
you could commencer
he could commencer
we could commencer
you could commencer
they could commencer 	I could be commencering
you could be commencering
he could be commencering
we could be commencering
you could be commencering
they could be commencering	I could have commencered
you could have commencered
he could have commencered
we could have commencered
you could have commencered
they could have commencered	I could have been commencering
you could have been commencering
he could have been commencering
we could have been commencering
you could have been commencering
they could have been commencering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not commencer
you could not commencer
he could not commencer
we could not commencer
you could not commencer
they could not commencer 	I could not be commencering
you could not be commencering
he could not be commencering
we could not be commencering
you could not be commencering
they could not be commencering	I could not have commencered
you could not have commencered
he could not have commencered
we could not have commencered
you could not have commencered
they could not have commencered	I could not have been commencering
you could not have been commencering
he could not have been commencering
we could not have been commencering
you could not have been commencering
they could not have been commencering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I commencer?
could you commencer?
could he commencer?
could we commencer?
could you commencer?
could they commencer? 	could I be commencering?
could you be commencering?
could he be commencering?
could we be commencering?
could you be commencering?
could they be commencering? 	could I have commencered?
could you have commencered?
could he have commencered?
could we have commencered?
could you have commencered?
could they have commencered? 	could I have been commencering?
could you have been commencering?
could he have been commencering?
could we have been commencering?
could you have been commencering?
could they have been commencering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not commencer?
could you not commencer?
could he not commencer?
could we not commencer?
could you not commencer?
could they not commencer? 	could I not be commencering?
could you not be commencering?
could he not be commencering?
could we not be commencering?
could you not be commencering?
could they not be commencering? 	could I not have commencered?
could you not have commencered?
could he not have commencered?
could we not have commencered?
could you not have commencered?
could they not have commencered? 	could I not have been commencering?
could you not have been commencering?
could he not have been commencering?
could we not have been commencering?
could you not have been commencering?
could they not have been commencering?