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