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