can chair
Verbe régulier : chair - chaired- chaired
Traduction française : présider (UK) ~ porter en triomphe 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can chair
you can chair
he can chair
we can chair
you can chair
they can chair 	I can be chairing
you can be chairing
he can be chairing
we can be chairing
you can be chairing
they can be chairing	I can have chaired
you can have chaired
he can have chaired
we can have chaired
you can have chaired
they can have chaired	I can have been chairing
you can have been chairing
he can have been chairing
we can have been chairing
you can have been chairing
they can have been chairing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot chair
you cannot chair
he cannot chair
we cannot chair
you cannot chair
they cannot chair 	I cannot be chairing
you cannot be chairing
he cannot be chairing
we cannot be chairing
you cannot be chairing
they cannot be chairing	I cannot have chaired
you cannot have chaired
he cannot have chaired
we cannot have chaired
you cannot have chaired
they cannot have chaired	I cannot have been chairing
you cannot have been chairing
he cannot have been chairing
we cannot have been chairing
you cannot have been chairing
they cannot have been chairing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I chair?
can you chair?
can he chair?
can we chair?
can you chair?
can they chair? 	can I be chairing?
can you be chairing?
can he be chairing?
can we be chairing?
can you be chairing?
can they be chairing? 	can I have chaired?
can you have chaired?
can he have chaired?
can we have chaired?
can you have chaired?
can they have chaired? 	can I have been chairing?
can you have been chairing?
can he have been chairing?
can we have been chairing?
can you have been chairing?
can they have been chairing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not chair?
can you not chair?
can he not chair?
can we not chair?
can you not chair?
can they not chair? 	can I not be chairing?
can you not be chairing?
can he not be chairing?
can we not be chairing?
can you not be chairing?
can they not be chairing? 	can I not have chaired?
can you not have chaired?
can he not have chaired?
can we not have chaired?
can you not have chaired?
can they not have chaired? 	can I not have been chairing?
can you not have been chairing?
can he not have been chairing?
can we not have been chairing?
can you not have been chairing?
can they not have been chairing?