should cavern
Verbo regular: cavern - caverned- caverned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should cavern
you should cavern
he should cavern
we should cavern
you should cavern
they should cavern 	I should be caverning
you should be caverning
he should be caverning
we should be caverning
you should be caverning
they should be caverning	I should have caverned
you should have caverned
he should have caverned
we should have caverned
you should have caverned
they should have caverned	I should have been caverning
you should have been caverning
he should have been caverning
we should have been caverning
you should have been caverning
they should have been caverning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not cavern
you should not cavern
he should not cavern
we should not cavern
you should not cavern
they should not cavern 	I should not be caverning
you should not be caverning
he should not be caverning
we should not be caverning
you should not be caverning
they should not be caverning	I should not have caverned
you should not have caverned
he should not have caverned
we should not have caverned
you should not have caverned
they should not have caverned	I should not have been caverning
you should not have been caverning
he should not have been caverning
we should not have been caverning
you should not have been caverning
they should not have been caverning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I cavern?
should you cavern?
should he cavern?
should we cavern?
should you cavern?
should they cavern? 	should I be caverning?
should you be caverning?
should he be caverning?
should we be caverning?
should you be caverning?
should they be caverning? 	should I have caverned?
should you have caverned?
should he have caverned?
should we have caverned?
should you have caverned?
should they have caverned? 	should I have been caverning?
should you have been caverning?
should he have been caverning?
should we have been caverning?
should you have been caverning?
should they have been caverning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not cavern?
should you not cavern?
should he not cavern?
should we not cavern?
should you not cavern?
should they not cavern? 	should I not be caverning?
should you not be caverning?
should he not be caverning?
should we not be caverning?
should you not be caverning?
should they not be caverning? 	should I not have caverned?
should you not have caverned?
should he not have caverned?
should we not have caverned?
should you not have caverned?
should they not have caverned? 	should I not have been caverning?
should you not have been caverning?
should he not have been caverning?
should we not have been caverning?
should you not have been caverning?
should they not have been caverning?