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