could preplace
Verbe régulier : preplace - preplaced- preplaced

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could preplace
you could preplace
he could preplace
we could preplace
you could preplace
they could preplace 	I could be preplacing
you could be preplacing
he could be preplacing
we could be preplacing
you could be preplacing
they could be preplacing	I could have preplaced
you could have preplaced
he could have preplaced
we could have preplaced
you could have preplaced
they could have preplaced	I could have been preplacing
you could have been preplacing
he could have been preplacing
we could have been preplacing
you could have been preplacing
they could have been preplacing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't preplace
you couldn't preplace
he couldn't preplace
we couldn't preplace
you couldn't preplace
they couldn't preplace 	I couldn't be preplacing
you couldn't be preplacing
he couldn't be preplacing
we couldn't be preplacing
you couldn't be preplacing
they couldn't be preplacing	I couldn't have preplaced
you couldn't have preplaced
he couldn't have preplaced
we couldn't have preplaced
you couldn't have preplaced
they couldn't have preplaced	I couldn't have been preplacing
you couldn't have been preplacing
he couldn't have been preplacing
we couldn't have been preplacing
you couldn't have been preplacing
they couldn't have been preplacing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I preplace?
could you preplace?
could he preplace?
could we preplace?
could you preplace?
could they preplace? 	could I be preplacing?
could you be preplacing?
could he be preplacing?
could we be preplacing?
could you be preplacing?
could they be preplacing? 	could I have preplaced?
could you have preplaced?
could he have preplaced?
could we have preplaced?
could you have preplaced?
could they have preplaced? 	could I have been preplacing?
could you have been preplacing?
could he have been preplacing?
could we have been preplacing?
could you have been preplacing?
could they have been preplacing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I preplace?
couldn't you preplace?
couldn't he preplace?
couldn't we preplace?
couldn't you preplace?
couldn't they preplace? 	couldn't I be preplacing?
couldn't you be preplacing?
couldn't he be preplacing?
couldn't we be preplacing?
couldn't you be preplacing?
couldn't they be preplacing? 	couldn't I have preplaced?
couldn't you have preplaced?
couldn't he have preplaced?
couldn't we have preplaced?
couldn't you have preplaced?
couldn't they have preplaced? 	couldn't I have been preplacing?
couldn't you have been preplacing?
couldn't he have been preplacing?
couldn't we have been preplacing?
couldn't you have been preplacing?
couldn't they have been preplacing?