I'd be shearing you'd be shearing he'd be shearing we'd be shearing you'd be shearing they'd be shearing
Perfect
I should've sheared, shorn you should've sheared, shorn he should've sheared, shorn we should've sheared, shorn you should've sheared, shorn they should've sheared, shorn
V-ing perfect
I should've been shearing you should've been shearing he should've been shearing we should've been shearing you should've been shearing they should've been shearing
Negation
Simple form
I shouldn't shear you shouldn't shear he shouldn't shear we shouldn't shear you shouldn't shear they shouldn't shear
V-ing form
I shouldn't be shearing you shouldn't be shearing he shouldn't be shearing we shouldn't be shearing you shouldn't be shearing they shouldn't be shearing
Perfect
I shouldn't have sheared, shorn you shouldn't have sheared, shorn he shouldn't have sheared, shorn we shouldn't have sheared, shorn you shouldn't have sheared, shorn they shouldn't have sheared, shorn
V-ing perfect
I shouldn't have been shearing you shouldn't have been shearing he shouldn't have been shearing we shouldn't have been shearing you shouldn't have been shearing they shouldn't have been shearing
Interrogative form
Simple form
should I shear? should you shear? should he shear? should we shear? should you shear? should they shear?
V-ing form
should I be shearing? should you be shearing? should he be shearing? should we be shearing? should you be shearing? should they be shearing?
Perfect
should I have sheared, shorn? should you have sheared, shorn? should he have sheared, shorn? should we have sheared, shorn? should you have sheared, shorn? should they have sheared, shorn?
V-ing perfect
should I have been shearing? should you have been shearing? should he have been shearing? should we have been shearing? should you have been shearing? should they have been shearing?
Interro-negative form
Simple form
shouldn't I shear? shouldn't you shear? shouldn't he shear? shouldn't we shear? shouldn't you shear? shouldn't they shear?
V-ing form
shouldn't I be shearing? shouldn't you be shearing? shouldn't he be shearing? shouldn't we be shearing? shouldn't you be shearing? shouldn't they be shearing?
Perfect
shouldn't I have sheared, shorn? shouldn't you have sheared, shorn? shouldn't he have sheared, shorn? shouldn't we have sheared, shorn? shouldn't you have sheared, shorn? shouldn't they have sheared, shorn?
V-ing perfect
shouldn't I have been shearing? shouldn't you have been shearing? shouldn't he have been shearing? shouldn't we have been shearing? shouldn't you have been shearing? shouldn't they have been shearing?