should pen
Verbo regular: pen - penned- penned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd pen
you'd pen
he'd pen
we'd pen
you'd pen
they'd pen 	I'd be penning
you'd be penning
he'd be penning
we'd be penning
you'd be penning
they'd be penning	I should've penned
you should've penned
he should've penned
we should've penned
you should've penned
they should've penned	I should've been penning
you should've been penning
he should've been penning
we should've been penning
you should've been penning
they should've been penning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't pen
you shouldn't pen
he shouldn't pen
we shouldn't pen
you shouldn't pen
they shouldn't pen 	I shouldn't be penning
you shouldn't be penning
he shouldn't be penning
we shouldn't be penning
you shouldn't be penning
they shouldn't be penning	I shouldn't have penned
you shouldn't have penned
he shouldn't have penned
we shouldn't have penned
you shouldn't have penned
they shouldn't have penned	I shouldn't have been penning
you shouldn't have been penning
he shouldn't have been penning
we shouldn't have been penning
you shouldn't have been penning
they shouldn't have been penning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com 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-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I pen?
shouldn't you pen?
shouldn't he pen?
shouldn't we pen?
shouldn't you pen?
shouldn't they pen? 	shouldn't I be penning?
shouldn't you be penning?
shouldn't he be penning?
shouldn't we be penning?
shouldn't you be penning?
shouldn't they be penning? 	shouldn't I have penned?
shouldn't you have penned?
shouldn't he have penned?
shouldn't we have penned?
shouldn't you have penned?
shouldn't they have penned? 	shouldn't I have been penning?
shouldn't you have been penning?
shouldn't he have been penning?
shouldn't we have been penning?
shouldn't you have been penning?
shouldn't they have been penning?