should travail
Regular verb: travail - travailed- travailed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd travail
you'd travail
he'd travail
we'd travail
you'd travail
they'd travail 	I'd be travailing
you'd be travailing
he'd be travailing
we'd be travailing
you'd be travailing
they'd be travailing	I should've travailed
you should've travailed
he should've travailed
we should've travailed
you should've travailed
they should've travailed	I should've been travailing
you should've been travailing
he should've been travailing
we should've been travailing
you should've been travailing
they should've been travailing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't travail
you shouldn't travail
he shouldn't travail
we shouldn't travail
you shouldn't travail
they shouldn't travail 	I shouldn't be travailing
you shouldn't be travailing
he shouldn't be travailing
we shouldn't be travailing
you shouldn't be travailing
they shouldn't be travailing	I shouldn't have travailed
you shouldn't have travailed
he shouldn't have travailed
we shouldn't have travailed
you shouldn't have travailed
they shouldn't have travailed	I shouldn't have been travailing
you shouldn't have been travailing
he shouldn't have been travailing
we shouldn't have been travailing
you shouldn't have been travailing
they shouldn't have been travailing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I travail?
should you travail?
should he travail?
should we travail?
should you travail?
should they travail? 	should I be travailing?
should you be travailing?
should he be travailing?
should we be travailing?
should you be travailing?
should they be travailing? 	should I have travailed?
should you have travailed?
should he have travailed?
should we have travailed?
should you have travailed?
should they have travailed? 	should I have been travailing?
should you have been travailing?
should he have been travailing?
should we have been travailing?
should you have been travailing?
should they have been travailing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I travail?
shouldn't you travail?
shouldn't he travail?
shouldn't we travail?
shouldn't you travail?
shouldn't they travail? 	shouldn't I be travailing?
shouldn't you be travailing?
shouldn't he be travailing?
shouldn't we be travailing?
shouldn't you be travailing?
shouldn't they be travailing? 	shouldn't I have travailed?
shouldn't you have travailed?
shouldn't he have travailed?
shouldn't we have travailed?
shouldn't you have travailed?
shouldn't they have travailed? 	shouldn't I have been travailing?
shouldn't you have been travailing?
shouldn't he have been travailing?
shouldn't we have been travailing?
shouldn't you have been travailing?
shouldn't they have been travailing?