can perdure
Verbe régulier : perdure - perdured- perdured

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can perdure
you can perdure
she can perdure
we can perdure
you can perdure
they can perdure 	I can be perduring
you can be perduring
she can be perduring
we can be perduring
you can be perduring
they can be perduring	I can have perdured
you can have perdured
she can have perdured
we can have perdured
you can have perdured
they can have perdured	I can have been perduring
you can have been perduring
she can have been perduring
we can have been perduring
you can have been perduring
they can have been perduring	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot perdure
you cannot perdure
she cannot perdure
we cannot perdure
you cannot perdure
they cannot perdure 	I cannot be perduring
you cannot be perduring
she cannot be perduring
we cannot be perduring
you cannot be perduring
they cannot be perduring	I cannot have perdured
you cannot have perdured
she cannot have perdured
we cannot have perdured
you cannot have perdured
they cannot have perdured	I cannot have been perduring
you cannot have been perduring
she cannot have been perduring
we cannot have been perduring
you cannot have been perduring
they cannot have been perduring	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I perdure?
can you perdure?
can she perdure?
can we perdure?
can you perdure?
can they perdure? 	can I be perduring?
can you be perduring?
can she be perduring?
can we be perduring?
can you be perduring?
can they be perduring? 	can I have perdured?
can you have perdured?
can she have perdured?
can we have perdured?
can you have perdured?
can they have perdured? 	can I have been perduring?
can you have been perduring?
can she have been perduring?
can we have been perduring?
can you have been perduring?
can they have been perduring? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not perdure?
can you not perdure?
can she not perdure?
can we not perdure?
can you not perdure?
can they not perdure? 	can I not be perduring?
can you not be perduring?
can she not be perduring?
can we not be perduring?
can you not be perduring?
can they not be perduring? 	can I not have perdured?
can you not have perdured?
can she not have perdured?
can we not have perdured?
can you not have perdured?
can they not have perdured? 	can I not have been perduring?
can you not have been perduring?
can she not have been perduring?
can we not have been perduring?
can you not have been perduring?
can they not have been perduring?