I'd labour you'd labour he'd labour we'd labour you'd labour they'd labour
V-ing form
I'd be labouring you'd be labouring he'd be labouring we'd be labouring you'd be labouring they'd be labouring
Perfect
I should've laboured you should've laboured he should've laboured we should've laboured you should've laboured they should've laboured
V-ing perfect
I should've been labouring you should've been labouring he should've been labouring we should've been labouring you should've been labouring they should've been labouring
Negation
Simple form
I shouldn't labour you shouldn't labour he shouldn't labour we shouldn't labour you shouldn't labour they shouldn't labour
V-ing form
I shouldn't be labouring you shouldn't be labouring he shouldn't be labouring we shouldn't be labouring you shouldn't be labouring they shouldn't be labouring
Perfect
I shouldn't have laboured you shouldn't have laboured he shouldn't have laboured we shouldn't have laboured you shouldn't have laboured they shouldn't have laboured
V-ing perfect
I shouldn't have been labouring you shouldn't have been labouring he shouldn't have been labouring we shouldn't have been labouring you shouldn't have been labouring they shouldn't have been labouring
Interrogative form
Simple form
should I labour? should you labour? should he labour? should we labour? should you labour? should they labour?
V-ing form
should I be labouring? should you be labouring? should he be labouring? should we be labouring? should you be labouring? should they be labouring?
Perfect
should I have laboured? should you have laboured? should he have laboured? should we have laboured? should you have laboured? should they have laboured?
V-ing perfect
should I have been labouring? should you have been labouring? should he have been labouring? should we have been labouring? should you have been labouring? should they have been labouring?
Interro-negative form
Simple form
shouldn't I labour? shouldn't you labour? shouldn't he labour? shouldn't we labour? shouldn't you labour? shouldn't they labour?
V-ing form
shouldn't I be labouring? shouldn't you be labouring? shouldn't he be labouring? shouldn't we be labouring? shouldn't you be labouring? shouldn't they be labouring?
Perfect
shouldn't I have laboured? shouldn't you have laboured? shouldn't he have laboured? shouldn't we have laboured? shouldn't you have laboured? shouldn't they have laboured?
V-ing perfect
shouldn't I have been labouring? shouldn't you have been labouring? shouldn't he have been labouring? shouldn't we have been labouring? shouldn't you have been labouring? shouldn't they have been labouring?