can book
Verbo regolare: book - booked- booked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I can book
you can book
she can book
we can book
you can book
they can book 	I can be booking
you can be booking
she can be booking
we can be booking
you can be booking
they can be booking	I can have booked
you can have booked
she can have booked
we can have booked
you can have booked
they can have booked	I can have been booking
you can have been booking
she can have been booking
we can have been booking
you can have been booking
they can have been booking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I cannot book
you cannot book
she cannot book
we cannot book
you cannot book
they cannot book 	I cannot be booking
you cannot be booking
she cannot be booking
we cannot be booking
you cannot be booking
they cannot be booking	I cannot have booked
you cannot have booked
she cannot have booked
we cannot have booked
you cannot have booked
they cannot have booked	I cannot have been booking
you cannot have been booking
she cannot have been booking
we cannot have been booking
you cannot have been booking
they cannot have been booking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I book?
can you book?
can she book?
can we book?
can you book?
can they book? 	can I be booking?
can you be booking?
can she be booking?
can we be booking?
can you be booking?
can they be booking? 	can I have booked?
can you have booked?
can she have booked?
can we have booked?
can you have booked?
can they have booked? 	can I have been booking?
can you have been booking?
can she have been booking?
can we have been booking?
can you have been booking?
can they have been booking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
can I not book?
can you not book?
can she not book?
can we not book?
can you not book?
can they not book? 	can I not be booking?
can you not be booking?
can she not be booking?
can we not be booking?
can you not be booking?
can they not be booking? 	can I not have booked?
can you not have booked?
can she not have booked?
can we not have booked?
can you not have booked?
can they not have booked? 	can I not have been booking?
can you not have been booking?
can she not have been booking?
can we not have been booking?
can you not have been booking?
can they not have been booking?