should double-book
Verbe régulier : double-book - double-booked- double-booked

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should double-book
you should double-book
he should double-book
we should double-book
you should double-book
they should double-book 	I should be double-booking
you should be double-booking
he should be double-booking
we should be double-booking
you should be double-booking
they should be double-booking	I should have double-booked
you should have double-booked
he should have double-booked
we should have double-booked
you should have double-booked
they should have double-booked	I should have been double-booking
you should have been double-booking
he should have been double-booking
we should have been double-booking
you should have been double-booking
they should have been double-booking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I should not double-book
you should not double-book
he should not double-book
we should not double-book
you should not double-book
they should not double-book 	I should not be double-booking
you should not be double-booking
he should not be double-booking
we should not be double-booking
you should not be double-booking
they should not be double-booking	I should not have double-booked
you should not have double-booked
he should not have double-booked
we should not have double-booked
you should not have double-booked
they should not have double-booked	I should not have been double-booking
you should not have been double-booking
he should not have been double-booking
we should not have been double-booking
you should not have been double-booking
they should not have been double-booking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I double-book?
should you double-book?
should he double-book?
should we double-book?
should you double-book?
should they double-book? 	should I be double-booking?
should you be double-booking?
should he be double-booking?
should we be double-booking?
should you be double-booking?
should they be double-booking? 	should I have double-booked?
should you have double-booked?
should he have double-booked?
should we have double-booked?
should you have double-booked?
should they have double-booked? 	should I have been double-booking?
should you have been double-booking?
should he have been double-booking?
should we have been double-booking?
should you have been double-booking?
should they have been double-booking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
should I not double-book?
should you not double-book?
should he not double-book?
should we not double-book?
should you not double-book?
should they not double-book? 	should I not be double-booking?
should you not be double-booking?
should he not be double-booking?
should we not be double-booking?
should you not be double-booking?
should they not be double-booking? 	should I not have double-booked?
should you not have double-booked?
should he not have double-booked?
should we not have double-booked?
should you not have double-booked?
should they not have double-booked? 	should I not have been double-booking?
should you not have been double-booking?
should he not have been double-booking?
should we not have been double-booking?
should you not have been double-booking?
should they not have been double-booking?