should commence
Verbo regular: commence - commenced- commenced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I'd commence
you'd commence
he'd commence
we'd commence
you'd commence
they'd commence 	I'd be commencing
you'd be commencing
he'd be commencing
we'd be commencing
you'd be commencing
they'd be commencing	I should've commenced
you should've commenced
he should've commenced
we should've commenced
you should've commenced
they should've commenced	I should've been commencing
you should've been commencing
he should've been commencing
we should've been commencing
you should've been commencing
they should've been commencing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I shouldn't commence
you shouldn't commence
he shouldn't commence
we shouldn't commence
you shouldn't commence
they shouldn't commence 	I shouldn't be commencing
you shouldn't be commencing
he shouldn't be commencing
we shouldn't be commencing
you shouldn't be commencing
they shouldn't be commencing	I shouldn't have commenced
you shouldn't have commenced
he shouldn't have commenced
we shouldn't have commenced
you shouldn't have commenced
they shouldn't have commenced	I shouldn't have been commencing
you shouldn't have been commencing
he shouldn't have been commencing
we shouldn't have been commencing
you shouldn't have been commencing
they shouldn't have been commencing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I commence?
should you commence?
should he commence?
should we commence?
should you commence?
should they commence? 	should I be commencing?
should you be commencing?
should he be commencing?
should we be commencing?
should you be commencing?
should they be commencing? 	should I have commenced?
should you have commenced?
should he have commenced?
should we have commenced?
should you have commenced?
should they have commenced? 	should I have been commencing?
should you have been commencing?
should he have been commencing?
should we have been commencing?
should you have been commencing?
should they have been commencing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
shouldn't I commence?
shouldn't you commence?
shouldn't he commence?
shouldn't we commence?
shouldn't you commence?
shouldn't they commence? 	shouldn't I be commencing?
shouldn't you be commencing?
shouldn't he be commencing?
shouldn't we be commencing?
shouldn't you be commencing?
shouldn't they be commencing? 	shouldn't I have commenced?
shouldn't you have commenced?
shouldn't he have commenced?
shouldn't we have commenced?
shouldn't you have commenced?
shouldn't they have commenced? 	shouldn't I have been commencing?
shouldn't you have been commencing?
shouldn't he have been commencing?
shouldn't we have been commencing?
shouldn't you have been commencing?
shouldn't they have been commencing?