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