could guarantee
Verbe régulier : guarantee - guaranteed- guaranteed
Traduction française : garantir - certifier 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could guarantee
you could guarantee
he could guarantee
we could guarantee
you could guarantee
they could guarantee 	I could be guaranteeing
you could be guaranteeing
he could be guaranteeing
we could be guaranteeing
you could be guaranteeing
they could be guaranteeing	I could have guaranteed
you could have guaranteed
he could have guaranteed
we could have guaranteed
you could have guaranteed
they could have guaranteed	I could have been guaranteeing
you could have been guaranteeing
he could have been guaranteeing
we could have been guaranteeing
you could have been guaranteeing
they could have been guaranteeing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't guarantee
you couldn't guarantee
he couldn't guarantee
we couldn't guarantee
you couldn't guarantee
they couldn't guarantee 	I couldn't be guaranteeing
you couldn't be guaranteeing
he couldn't be guaranteeing
we couldn't be guaranteeing
you couldn't be guaranteeing
they couldn't be guaranteeing	I couldn't have guaranteed
you couldn't have guaranteed
he couldn't have guaranteed
we couldn't have guaranteed
you couldn't have guaranteed
they couldn't have guaranteed	I couldn't have been guaranteeing
you couldn't have been guaranteeing
he couldn't have been guaranteeing
we couldn't have been guaranteeing
you couldn't have been guaranteeing
they couldn't have been guaranteeing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I guarantee?
could you guarantee?
could he guarantee?
could we guarantee?
could you guarantee?
could they guarantee? 	could I be guaranteeing?
could you be guaranteeing?
could he be guaranteeing?
could we be guaranteeing?
could you be guaranteeing?
could they be guaranteeing? 	could I have guaranteed?
could you have guaranteed?
could he have guaranteed?
could we have guaranteed?
could you have guaranteed?
could they have guaranteed? 	could I have been guaranteeing?
could you have been guaranteeing?
could he have been guaranteeing?
could we have been guaranteeing?
could you have been guaranteeing?
could they have been guaranteeing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I guarantee?
couldn't you guarantee?
couldn't he guarantee?
couldn't we guarantee?
couldn't you guarantee?
couldn't they guarantee? 	couldn't I be guaranteeing?
couldn't you be guaranteeing?
couldn't he be guaranteeing?
couldn't we be guaranteeing?
couldn't you be guaranteeing?
couldn't they be guaranteeing? 	couldn't I have guaranteed?
couldn't you have guaranteed?
couldn't he have guaranteed?
couldn't we have guaranteed?
couldn't you have guaranteed?
couldn't they have guaranteed? 	couldn't I have been guaranteeing?
couldn't you have been guaranteeing?
couldn't he have been guaranteeing?
couldn't we have been guaranteeing?
couldn't you have been guaranteeing?
couldn't they have been guaranteeing?