could piece
Verbe régulier : piece - pieced- pieced

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could piece
you could piece
he could piece
we could piece
you could piece
they could piece 	I could be piecing
you could be piecing
he could be piecing
we could be piecing
you could be piecing
they could be piecing	I could have pieced
you could have pieced
he could have pieced
we could have pieced
you could have pieced
they could have pieced	I could have been piecing
you could have been piecing
he could have been piecing
we could have been piecing
you could have been piecing
they could have been piecing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not piece
you could not piece
he could not piece
we could not piece
you could not piece
they could not piece 	I could not be piecing
you could not be piecing
he could not be piecing
we could not be piecing
you could not be piecing
they could not be piecing	I could not have pieced
you could not have pieced
he could not have pieced
we could not have pieced
you could not have pieced
they could not have pieced	I could not have been piecing
you could not have been piecing
he could not have been piecing
we could not have been piecing
you could not have been piecing
they could not have been piecing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I piece?
could you piece?
could he piece?
could we piece?
could you piece?
could they piece? 	could I be piecing?
could you be piecing?
could he be piecing?
could we be piecing?
could you be piecing?
could they be piecing? 	could I have pieced?
could you have pieced?
could he have pieced?
could we have pieced?
could you have pieced?
could they have pieced? 	could I have been piecing?
could you have been piecing?
could he have been piecing?
could we have been piecing?
could you have been piecing?
could they have been piecing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not piece?
could you not piece?
could he not piece?
could we not piece?
could you not piece?
could they not piece? 	could I not be piecing?
could you not be piecing?
could he not be piecing?
could we not be piecing?
could you not be piecing?
could they not be piecing? 	could I not have pieced?
could you not have pieced?
could he not have pieced?
could we not have pieced?
could you not have pieced?
could they not have pieced? 	could I not have been piecing?
could you not have been piecing?
could he not have been piecing?
could we not have been piecing?
could you not have been piecing?
could they not have been piecing?