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