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