should strain
Verbo regular: strain - strained- strained

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd strain
you'd strain
he'd strain
we'd strain
you'd strain
they'd strain 	I'd be straining
you'd be straining
he'd be straining
we'd be straining
you'd be straining
they'd be straining	I should've strained
you should've strained
he should've strained
we should've strained
you should've strained
they should've strained	I should've been straining
you should've been straining
he should've been straining
we should've been straining
you should've been straining
they should've been straining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't strain
you shouldn't strain
he shouldn't strain
we shouldn't strain
you shouldn't strain
they shouldn't strain 	I shouldn't be straining
you shouldn't be straining
he shouldn't be straining
we shouldn't be straining
you shouldn't be straining
they shouldn't be straining	I shouldn't have strained
you shouldn't have strained
he shouldn't have strained
we shouldn't have strained
you shouldn't have strained
they shouldn't have strained	I shouldn't have been straining
you shouldn't have been straining
he shouldn't have been straining
we shouldn't have been straining
you shouldn't have been straining
they shouldn't have been straining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I strain?
should you strain?
should he strain?
should we strain?
should you strain?
should they strain? 	should I be straining?
should you be straining?
should he be straining?
should we be straining?
should you be straining?
should they be straining? 	should I have strained?
should you have strained?
should he have strained?
should we have strained?
should you have strained?
should they have strained? 	should I have been straining?
should you have been straining?
should he have been straining?
should we have been straining?
should you have been straining?
should they have been straining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I strain?
shouldn't you strain?
shouldn't he strain?
shouldn't we strain?
shouldn't you strain?
shouldn't they strain? 	shouldn't I be straining?
shouldn't you be straining?
shouldn't he be straining?
shouldn't we be straining?
shouldn't you be straining?
shouldn't they be straining? 	shouldn't I have strained?
shouldn't you have strained?
shouldn't he have strained?
shouldn't we have strained?
shouldn't you have strained?
shouldn't they have strained? 	shouldn't I have been straining?
shouldn't you have been straining?
shouldn't he have been straining?
shouldn't we have been straining?
shouldn't you have been straining?
shouldn't they have been straining?