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