could preweigh
Verbe régulier : preweigh - preweighed- preweighed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could preweigh
you could preweigh
he could preweigh
we could preweigh
you could preweigh
they could preweigh 	I could be preweighing
you could be preweighing
he could be preweighing
we could be preweighing
you could be preweighing
they could be preweighing	I could have preweighed
you could have preweighed
he could have preweighed
we could have preweighed
you could have preweighed
they could have preweighed	I could have been preweighing
you could have been preweighing
he could have been preweighing
we could have been preweighing
you could have been preweighing
they could have been preweighing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not preweigh
you could not preweigh
he could not preweigh
we could not preweigh
you could not preweigh
they could not preweigh 	I could not be preweighing
you could not be preweighing
he could not be preweighing
we could not be preweighing
you could not be preweighing
they could not be preweighing	I could not have preweighed
you could not have preweighed
he could not have preweighed
we could not have preweighed
you could not have preweighed
they could not have preweighed	I could not have been preweighing
you could not have been preweighing
he could not have been preweighing
we could not have been preweighing
you could not have been preweighing
they could not have been preweighing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I preweigh?
could you preweigh?
could he preweigh?
could we preweigh?
could you preweigh?
could they preweigh? 	could I be preweighing?
could you be preweighing?
could he be preweighing?
could we be preweighing?
could you be preweighing?
could they be preweighing? 	could I have preweighed?
could you have preweighed?
could he have preweighed?
could we have preweighed?
could you have preweighed?
could they have preweighed? 	could I have been preweighing?
could you have been preweighing?
could he have been preweighing?
could we have been preweighing?
could you have been preweighing?
could they have been preweighing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not preweigh?
could you not preweigh?
could he not preweigh?
could we not preweigh?
could you not preweigh?
could they not preweigh? 	could I not be preweighing?
could you not be preweighing?
could he not be preweighing?
could we not be preweighing?
could you not be preweighing?
could they not be preweighing? 	could I not have preweighed?
could you not have preweighed?
could he not have preweighed?
could we not have preweighed?
could you not have preweighed?
could they not have preweighed? 	could I not have been preweighing?
could you not have been preweighing?
could he not have been preweighing?
could we not have been preweighing?
could you not have been preweighing?
could they not have been preweighing?