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