should ululate
Verbo regular: ululate - ululated- ululated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd ululate
you'd ululate
he'd ululate
we'd ululate
you'd ululate
they'd ululate 	I'd be ululating
you'd be ululating
he'd be ululating
we'd be ululating
you'd be ululating
they'd be ululating	I should've ululated
you should've ululated
he should've ululated
we should've ululated
you should've ululated
they should've ululated	I should've been ululating
you should've been ululating
he should've been ululating
we should've been ululating
you should've been ululating
they should've been ululating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't ululate
you shouldn't ululate
he shouldn't ululate
we shouldn't ululate
you shouldn't ululate
they shouldn't ululate 	I shouldn't be ululating
you shouldn't be ululating
he shouldn't be ululating
we shouldn't be ululating
you shouldn't be ululating
they shouldn't be ululating	I shouldn't have ululated
you shouldn't have ululated
he shouldn't have ululated
we shouldn't have ululated
you shouldn't have ululated
they shouldn't have ululated	I shouldn't have been ululating
you shouldn't have been ululating
he shouldn't have been ululating
we shouldn't have been ululating
you shouldn't have been ululating
they shouldn't have been ululating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I ululate?
should you ululate?
should he ululate?
should we ululate?
should you ululate?
should they ululate? 	should I be ululating?
should you be ululating?
should he be ululating?
should we be ululating?
should you be ululating?
should they be ululating? 	should I have ululated?
should you have ululated?
should he have ululated?
should we have ululated?
should you have ululated?
should they have ululated? 	should I have been ululating?
should you have been ululating?
should he have been ululating?
should we have been ululating?
should you have been ululating?
should they have been ululating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I ululate?
shouldn't you ululate?
shouldn't he ululate?
shouldn't we ululate?
shouldn't you ululate?
shouldn't they ululate? 	shouldn't I be ululating?
shouldn't you be ululating?
shouldn't he be ululating?
shouldn't we be ululating?
shouldn't you be ululating?
shouldn't they be ululating? 	shouldn't I have ululated?
shouldn't you have ululated?
shouldn't he have ululated?
shouldn't we have ululated?
shouldn't you have ululated?
shouldn't they have ululated? 	shouldn't I have been ululating?
shouldn't you have been ululating?
shouldn't he have been ululating?
shouldn't we have been ululating?
shouldn't you have been ululating?
shouldn't they have been ululating?