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