should pen
Verbo regular: pen - penned- penned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should pen
you should pen
he should pen
we should pen
you should pen
they should pen 	I should be penning
you should be penning
he should be penning
we should be penning
you should be penning
they should be penning	I should have penned
you should have penned
he should have penned
we should have penned
you should have penned
they should have penned	I should have been penning
you should have been penning
he should have been penning
we should have been penning
you should have been penning
they should have been penning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not pen
you should not pen
he should not pen
we should not pen
you should not pen
they should not pen 	I should not be penning
you should not be penning
he should not be penning
we should not be penning
you should not be penning
they should not be penning	I should not have penned
you should not have penned
he should not have penned
we should not have penned
you should not have penned
they should not have penned	I should not have been penning
you should not have been penning
he should not have been penning
we should not have been penning
you should not have been penning
they should not have been penning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I pen?
should you pen?
should he pen?
should we pen?
should you pen?
should they pen? 	should I be penning?
should you be penning?
should he be penning?
should we be penning?
should you be penning?
should they be penning? 	should I have penned?
should you have penned?
should he have penned?
should we have penned?
should you have penned?
should they have penned? 	should I have been penning?
should you have been penning?
should he have been penning?
should we have been penning?
should you have been penning?
should they have been penning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not pen?
should you not pen?
should he not pen?
should we not pen?
should you not pen?
should they not pen? 	should I not be penning?
should you not be penning?
should he not be penning?
should we not be penning?
should you not be penning?
should they not be penning? 	should I not have penned?
should you not have penned?
should he not have penned?
should we not have penned?
should you not have penned?
should they not have penned? 	should I not have been penning?
should you not have been penning?
should he not have been penning?
should we not have been penning?
should you not have been penning?
should they not have been penning?