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