should separate
Regular verb: separate - separated- separated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd separate
you'd separate
he'd separate
we'd separate
you'd separate
they'd separate 	I'd be separating
you'd be separating
he'd be separating
we'd be separating
you'd be separating
they'd be separating	I should've separated
you should've separated
he should've separated
we should've separated
you should've separated
they should've separated	I should've been separating
you should've been separating
he should've been separating
we should've been separating
you should've been separating
they should've been separating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't separate
you shouldn't separate
he shouldn't separate
we shouldn't separate
you shouldn't separate
they shouldn't separate 	I shouldn't be separating
you shouldn't be separating
he shouldn't be separating
we shouldn't be separating
you shouldn't be separating
they shouldn't be separating	I shouldn't have separated
you shouldn't have separated
he shouldn't have separated
we shouldn't have separated
you shouldn't have separated
they shouldn't have separated	I shouldn't have been separating
you shouldn't have been separating
he 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 	V-ing form 	Perfect 	V-ing perfect 	
should I separate?
should you separate?
should he separate?
should we separate?
should you separate?
should they separate? 	should I be separating?
should you be separating?
should he be separating?
should we be separating?
should you be separating?
should they be separating? 	should I have separated?
should you have separated?
should he have separated?
should we have separated?
should you have separated?
should they have separated? 	should I have been separating?
should you have been separating?
should he have been separating?
should we have been separating?
should you have been separating?
should they have been separating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I separate?
shouldn't you separate?
shouldn't he separate?
shouldn't we separate?
shouldn't you separate?
shouldn't they separate? 	shouldn't I be separating?
shouldn't you be separating?
shouldn't he be separating?
shouldn't we be separating?
shouldn't you be separating?
shouldn't they be separating? 	shouldn't I have separated?
shouldn't you have separated?
shouldn't he have separated?
shouldn't we have separated?
shouldn't you have separated?
shouldn't they have separated? 	shouldn't I have been separating?
shouldn't you have been separating?
shouldn't he have been separating?
shouldn't we have been separating?
shouldn't you have been separating?
shouldn't they have been separating?