could systematize
Verbe régulier : systematize - systematized- systematized
Traduction française : systématiser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could systematize
you could systematize
he could systematize
we could systematize
you could systematize
they could systematize 	I could be systematizing
you could be systematizing
he could be systematizing
we could be systematizing
you could be systematizing
they could be systematizing	I could have systematized
you could have systematized
he could have systematized
we could have systematized
you could have systematized
they could have systematized	I could have been systematizing
you could have been systematizing
he could have been systematizing
we could have been systematizing
you could have been systematizing
they could have been systematizing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't systematize
you couldn't systematize
he couldn't systematize
we couldn't systematize
you couldn't systematize
they couldn't systematize 	I couldn't be systematizing
you couldn't be systematizing
he couldn't be systematizing
we couldn't be systematizing
you couldn't be systematizing
they couldn't be systematizing	I couldn't have systematized
you couldn't have systematized
he couldn't have systematized
we couldn't have systematized
you couldn't have systematized
they couldn't have systematized	I couldn't have been systematizing
you couldn't have been systematizing
he couldn't have been systematizing
we couldn't have been systematizing
you couldn't have been systematizing
they couldn't have been systematizing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I systematize?
could you systematize?
could he systematize?
could we systematize?
could you systematize?
could they systematize? 	could I be systematizing?
could you be systematizing?
could he be systematizing?
could we be systematizing?
could you be systematizing?
could they be systematizing? 	could I have systematized?
could you have systematized?
could he have systematized?
could we have systematized?
could you have systematized?
could they have systematized? 	could I have been systematizing?
could you have been systematizing?
could he have been systematizing?
could we have been systematizing?
could you have been systematizing?
could they have been systematizing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I systematize?
couldn't you systematize?
couldn't he systematize?
couldn't we systematize?
couldn't you systematize?
couldn't they systematize? 	couldn't I be systematizing?
couldn't you be systematizing?
couldn't he be systematizing?
couldn't we be systematizing?
couldn't you be systematizing?
couldn't they be systematizing? 	couldn't I have systematized?
couldn't you have systematized?
couldn't he have systematized?
couldn't we have systematized?
couldn't you have systematized?
couldn't they have systematized? 	couldn't I have been systematizing?
couldn't you have been systematizing?
couldn't he have been systematizing?
couldn't we have been systematizing?
couldn't you have been systematizing?
couldn't they have been systematizing?