I'd travail you'd travail he'd travail we'd travail you'd travail they'd travail
V-ing form
I'd be travailing you'd be travailing he'd be travailing we'd be travailing you'd be travailing they'd be travailing
Perfect
I should've travailed you should've travailed he should've travailed we should've travailed you should've travailed they should've travailed
V-ing perfect
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
I shouldn't travail you shouldn't travail he shouldn't travail we shouldn't travail you shouldn't travail they shouldn't travail
V-ing form
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
Perfect
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
V-ing perfect
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
should I travail? should you travail? should he travail? should we travail? should you travail? should they travail?
V-ing form
should I be travailing? should you be travailing? should he be travailing? should we be travailing? should you be travailing? should they be travailing?
Perfect
should I have travailed? should you have travailed? should he have travailed? should we have travailed? should you have travailed? should they have travailed?
V-ing perfect
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
shouldn't I travail? shouldn't you travail? shouldn't he travail? shouldn't we travail? shouldn't you travail? shouldn't they travail?
V-ing form
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?
Perfect
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?
V-ing perfect
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?