could quadruplicate
Verbe régulier : quadruplicate - quadruplicated- quadruplicated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could quadruplicate
you could quadruplicate
she could quadruplicate
we could quadruplicate
you could quadruplicate
they could quadruplicate 	I could be quadruplicating
you could be quadruplicating
she could be quadruplicating
we could be quadruplicating
you could be quadruplicating
they could be quadruplicating	I could have quadruplicated
you could have quadruplicated
she could have quadruplicated
we could have quadruplicated
you could have quadruplicated
they could have quadruplicated	I could have been quadruplicating
you could have been quadruplicating
she could have been quadruplicating
we could have been quadruplicating
you could have been quadruplicating
they could have been quadruplicating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not quadruplicate
you could not quadruplicate
she could not quadruplicate
we could not quadruplicate
you could not quadruplicate
they could not quadruplicate 	I could not be quadruplicating
you could not be quadruplicating
she could not be quadruplicating
we could not be quadruplicating
you could not be quadruplicating
they could not be quadruplicating	I could not have quadruplicated
you could not have quadruplicated
she could not have quadruplicated
we could not have quadruplicated
you could not have quadruplicated
they could not have quadruplicated	I could not have been quadruplicating
you could not have been quadruplicating
she could not have been quadruplicating
we could not have been quadruplicating
you could not have been quadruplicating
they could not have been quadruplicating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I quadruplicate?
could you quadruplicate?
could she quadruplicate?
could we quadruplicate?
could you quadruplicate?
could they quadruplicate? 	could I be quadruplicating?
could you be quadruplicating?
could she be quadruplicating?
could we be quadruplicating?
could you be quadruplicating?
could they be quadruplicating? 	could I have quadruplicated?
could you have quadruplicated?
could she have quadruplicated?
could we have quadruplicated?
could you have quadruplicated?
could they have quadruplicated? 	could I have been quadruplicating?
could you have been quadruplicating?
could she have been quadruplicating?
could we have been quadruplicating?
could you have been quadruplicating?
could they have been quadruplicating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not quadruplicate?
could you not quadruplicate?
could she not quadruplicate?
could we not quadruplicate?
could you not quadruplicate?
could they not quadruplicate? 	could I not be quadruplicating?
could you not be quadruplicating?
could she not be quadruplicating?
could we not be quadruplicating?
could you not be quadruplicating?
could they not be quadruplicating? 	could I not have quadruplicated?
could you not have quadruplicated?
could she not have quadruplicated?
could we not have quadruplicated?
could you not have quadruplicated?
could they not have quadruplicated? 	could I not have been quadruplicating?
could you not have been quadruplicating?
could she not have been quadruplicating?
could we not have been quadruplicating?
could you not have been quadruplicating?
could they not have been quadruplicating?