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