should sustain
Verbo regolare: sustain - sustained- sustained

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should sustain
you should sustain
he should sustain
we should sustain
you should sustain
they should sustain 	I should be sustaining
you should be sustaining
he should be sustaining
we should be sustaining
you should be sustaining
they should be sustaining	I should have sustained
you should have sustained
he should have sustained
we should have sustained
you should have sustained
they should have sustained	I should have been sustaining
you should have been sustaining
he should have been sustaining
we should have been sustaining
you should have been sustaining
they should have been sustaining	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should not sustain
you should not sustain
he should not sustain
we should not sustain
you should not sustain
they should not sustain 	I should not be sustaining
you should not be sustaining
he should not be sustaining
we should not be sustaining
you should not be sustaining
they should not be sustaining	I should not have sustained
you should not have sustained
he should not have sustained
we should not have sustained
you should not have sustained
they should not have sustained	I should not have been sustaining
you should not have been sustaining
he should not have been sustaining
we should not have been sustaining
you should not have been sustaining
they should not have been sustaining	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I sustain?
should you sustain?
should he sustain?
should we sustain?
should you sustain?
should they sustain? 	should I be sustaining?
should you be sustaining?
should he be sustaining?
should we be sustaining?
should you be sustaining?
should they be sustaining? 	should I have sustained?
should you have sustained?
should he have sustained?
should we have sustained?
should you have sustained?
should they have sustained? 	should I have been sustaining?
should you have been sustaining?
should he have been sustaining?
should we have been sustaining?
should you have been sustaining?
should they have been sustaining? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I not sustain?
should you not sustain?
should he not sustain?
should we not sustain?
should you not sustain?
should they not sustain? 	should I not be sustaining?
should you not be sustaining?
should he not be sustaining?
should we not be sustaining?
should you not be sustaining?
should they not be sustaining? 	should I not have sustained?
should you not have sustained?
should he not have sustained?
should we not have sustained?
should you not have sustained?
should they not have sustained? 	should I not have been sustaining?
should you not have been sustaining?
should he not have been sustaining?
should we not have been sustaining?
should you not have been sustaining?
should they not have been sustaining?