can roost
Verbe régulier : roost - roosted- roosted
Traduction française : se percher - (se) jucher 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can roost
you can roost
he can roost
we can roost
you can roost
they can roost 	I can be roosting
you can be roosting
he can be roosting
we can be roosting
you can be roosting
they can be roosting	I can have roosted
you can have roosted
he can have roosted
we can have roosted
you can have roosted
they can have roosted	I can have been roosting
you can have been roosting
he can have been roosting
we can have been roosting
you can have been roosting
they can have been roosting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot roost
you cannot roost
he cannot roost
we cannot roost
you cannot roost
they cannot roost 	I cannot be roosting
you cannot be roosting
he cannot be roosting
we cannot be roosting
you cannot be roosting
they cannot be roosting	I cannot have roosted
you cannot have roosted
he cannot have roosted
we cannot have roosted
you cannot have roosted
they cannot have roosted	I cannot have been roosting
you cannot have been roosting
he cannot have been roosting
we cannot have been roosting
you cannot have been roosting
they cannot have been roosting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I roost?
can you roost?
can he roost?
can we roost?
can you roost?
can they roost? 	can I be roosting?
can you be roosting?
can he be roosting?
can we be roosting?
can you be roosting?
can they be roosting? 	can I have roosted?
can you have roosted?
can he have roosted?
can we have roosted?
can you have roosted?
can they have roosted? 	can I have been roosting?
can you have been roosting?
can he have been roosting?
can we have been roosting?
can you have been roosting?
can they have been roosting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not roost?
can you not roost?
can he not roost?
can we not roost?
can you not roost?
can they not roost? 	can I not be roosting?
can you not be roosting?
can he not be roosting?
can we not be roosting?
can you not be roosting?
can they not be roosting? 	can I not have roosted?
can you not have roosted?
can he not have roosted?
can we not have roosted?
can you not have roosted?
can they not have roosted? 	can I not have been roosting?
can you not have been roosting?
can he not have been roosting?
can we not have been roosting?
can you not have been roosting?
can they not have been roosting?