can hail
Regular verb: hail - hailed- hailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can hail
you can hail
he can hail
we can hail
you can hail
they can hail 	I can be hailing
you can be hailing
he can be hailing
we can be hailing
you can be hailing
they can be hailing	I can have hailed
you can have hailed
he can have hailed
we can have hailed
you can have hailed
they can have hailed	I can have been hailing
you can have been hailing
he can have been hailing
we can have been hailing
you can have been hailing
they can have been hailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't hail
you can't hail
he can't hail
we can't hail
you can't hail
they can't hail 	I can't be hailing
you can't be hailing
he can't be hailing
we can't be hailing
you can't be hailing
they can't be hailing	I can't have hailed
you can't have hailed
he can't have hailed
we can't have hailed
you can't have hailed
they can't have hailed	I can't have been hailing
you can't have been hailing
he can't have been hailing
we can't have been hailing
you can't have been hailing
they can't have been hailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I hail?
can you hail?
can he hail?
can we hail?
can you hail?
can they hail? 	can I be hailing?
can you be hailing?
can he be hailing?
can we be hailing?
can you be hailing?
can they be hailing? 	can I have hailed?
can you have hailed?
can he have hailed?
can we have hailed?
can you have hailed?
can they have hailed? 	can I have been hailing?
can you have been hailing?
can he have been hailing?
can we have been hailing?
can you have been hailing?
can they have been hailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I hail?
can't you hail?
can't he hail?
can't we hail?
can't you hail?
can't they hail? 	can't I be hailing?
can't you be hailing?
can't he be hailing?
can't we be hailing?
can't you be hailing?
can't they be hailing? 	can't I have hailed?
can't you have hailed?
can't he have hailed?
can't we have hailed?
can't you have hailed?
can't they have hailed? 	can't I have been hailing?
can't you have been hailing?
can't he have been hailing?
can't we have been hailing?
can't you have been hailing?
can't they have been hailing?