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