should birl
Verbo regolare: birl - birled- birled

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should birl
you should birl
he should birl
we should birl
you should birl
they should birl 	I should be birling
you should be birling
he should be birling
we should be birling
you should be birling
they should be birling	I should have birled
you should have birled
he should have birled
we should have birled
you should have birled
they should have birled	I should have been birling
you should have been birling
he should have been birling
we should have been birling
you should have been birling
they should have been birling	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should not birl
you should not birl
he should not birl
we should not birl
you should not birl
they should not birl 	I should not be birling
you should not be birling
he should not be birling
we should not be birling
you should not be birling
they should not be birling	I should not have birled
you should not have birled
he should not have birled
we should not have birled
you should not have birled
they should not have birled	I should not have been birling
you should not have been birling
he should not have been birling
we should not have been birling
you should not have been birling
they should not have been birling	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I birl?
should you birl?
should he birl?
should we birl?
should you birl?
should they birl? 	should I be birling?
should you be birling?
should he be birling?
should we be birling?
should you be birling?
should they be birling? 	should I have birled?
should you have birled?
should he have birled?
should we have birled?
should you have birled?
should they have birled? 	should I have been birling?
should you have been birling?
should he have been birling?
should we have been birling?
should you have been birling?
should they have been birling? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I not birl?
should you not birl?
should he not birl?
should we not birl?
should you not birl?
should they not birl? 	should I not be birling?
should you not be birling?
should he not be birling?
should we not be birling?
should you not be birling?
should they not be birling? 	should I not have birled?
should you not have birled?
should he not have birled?
should we not have birled?
should you not have birled?
should they not have birled? 	should I not have been birling?
should you not have been birling?
should he not have been birling?
should we not have been birling?
should you not have been birling?
should they not have been birling?