I'd be spurring you'd be spurring she'd be spurring we'd be spurring you'd be spurring they'd be spurring
Perfect
I should've spurred you should've spurred she should've spurred we should've spurred you should've spurred they should've spurred
V-ing perfect
I should've been spurring you should've been spurring she should've been spurring we should've been spurring you should've been spurring they should've been spurring
Negation
Simple form
I shouldn't spur you shouldn't spur she shouldn't spur we shouldn't spur you shouldn't spur they shouldn't spur
V-ing form
I shouldn't be spurring you shouldn't be spurring she shouldn't be spurring we shouldn't be spurring you shouldn't be spurring they shouldn't be spurring
Perfect
I shouldn't have spurred you shouldn't have spurred she shouldn't have spurred we shouldn't have spurred you shouldn't have spurred they shouldn't have spurred
V-ing perfect
I shouldn't have been spurring you shouldn't have been spurring she shouldn't have been spurring we shouldn't have been spurring you shouldn't have been spurring they shouldn't have been spurring
Interrogative form
Simple form
should I spur? should you spur? should she spur? should we spur? should you spur? should they spur?
V-ing form
should I be spurring? should you be spurring? should she be spurring? should we be spurring? should you be spurring? should they be spurring?
Perfect
should I have spurred? should you have spurred? should she have spurred? should we have spurred? should you have spurred? should they have spurred?
V-ing perfect
should I have been spurring? should you have been spurring? should she have been spurring? should we have been spurring? should you have been spurring? should they have been spurring?
Interro-negative form
Simple form
shouldn't I spur? shouldn't you spur? shouldn't she spur? shouldn't we spur? shouldn't you spur? shouldn't they spur?
V-ing form
shouldn't I be spurring? shouldn't you be spurring? shouldn't she be spurring? shouldn't we be spurring? shouldn't you be spurring? shouldn't they be spurring?
Perfect
shouldn't I have spurred? shouldn't you have spurred? shouldn't she have spurred? shouldn't we have spurred? shouldn't you have spurred? shouldn't they have spurred?
V-ing perfect
shouldn't I have been spurring? shouldn't you have been spurring? shouldn't she have been spurring? shouldn't we have been spurring? shouldn't you have been spurring? shouldn't they have been spurring?