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