should collapse
Verbo regolare: collapse - collapsed- collapsed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should collapse
you should collapse
he should collapse
we should collapse
you should collapse
they should collapse 	I should be collapsing
you should be collapsing
he should be collapsing
we should be collapsing
you should be collapsing
they should be collapsing	I should have collapsed
you should have collapsed
he should have collapsed
we should have collapsed
you should have collapsed
they should have collapsed	I should have been collapsing
you should have been collapsing
he should have been collapsing
we should have been collapsing
you should have been collapsing
they should have been collapsing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should not collapse
you should not collapse
he should not collapse
we should not collapse
you should not collapse
they should not collapse 	I should not be collapsing
you should not be collapsing
he should not be collapsing
we should not be collapsing
you should not be collapsing
they should not be collapsing	I should not have collapsed
you should not have collapsed
he should not have collapsed
we should not have collapsed
you should not have collapsed
they should not have collapsed	I should not have been collapsing
you should not have been collapsing
he should not have been collapsing
we should not have been collapsing
you should not have been collapsing
they should not have been collapsing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I collapse?
should you collapse?
should he collapse?
should we collapse?
should you collapse?
should they collapse? 	should I be collapsing?
should you be collapsing?
should he be collapsing?
should we be collapsing?
should you be collapsing?
should they be collapsing? 	should I have collapsed?
should you have collapsed?
should he have collapsed?
should we have collapsed?
should you have collapsed?
should they have collapsed? 	should I have been collapsing?
should you have been collapsing?
should he have been collapsing?
should we have been collapsing?
should you have been collapsing?
should they have been collapsing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I not collapse?
should you not collapse?
should he not collapse?
should we not collapse?
should you not collapse?
should they not collapse? 	should I not be collapsing?
should you not be collapsing?
should he not be collapsing?
should we not be collapsing?
should you not be collapsing?
should they not be collapsing? 	should I not have collapsed?
should you not have collapsed?
should he not have collapsed?
should we not have collapsed?
should you not have collapsed?
should they not have collapsed? 	should I not have been collapsing?
should you not have been collapsing?
should he not have been collapsing?
should we not have been collapsing?
should you not have been collapsing?
should they not have been collapsing?