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 can't chair
you can't chair
he can't chair
we can't chair
you can't chair
they can't chair 	I can't be chairing
you can't be chairing
he can't be chairing
we can't be chairing
you can't be chairing
they can't be chairing	I can't have chaired
you can't have chaired
he can't have chaired
we can't have chaired
you can't have chaired
they can't have chaired	I can't have been chairing
you can't have been chairing
he can't have been chairing
we can't have been chairing
you can't have been chairing
they can't 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't I chair?
can't you chair?
can't he chair?
can't we chair?
can't you chair?
can't they chair? 	can't I be chairing?
can't you be chairing?
can't he be chairing?
can't we be chairing?
can't you be chairing?
can't they be chairing? 	can't I have chaired?
can't you have chaired?
can't he have chaired?
can't we have chaired?
can't you have chaired?
can't they have chaired? 	can't I have been chairing?
can't you have been chairing?
can't he have been chairing?
can't we have been chairing?
can't you have been chairing?
can't they have been chairing?