could rubberstamp
Verbo regular: rubberstamp - rubberstamped- rubberstamped

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could rubberstamp
you could rubberstamp
he could rubberstamp
we could rubberstamp
you could rubberstamp
they could rubberstamp 	I could be rubberstamping
you could be rubberstamping
he could be rubberstamping
we could be rubberstamping
you could be rubberstamping
they could be rubberstamping	I could have rubberstamped
you could have rubberstamped
he could have rubberstamped
we could have rubberstamped
you could have rubberstamped
they could have rubberstamped	I could have been rubberstamping
you could have been rubberstamping
he could have been rubberstamping
we could have been rubberstamping
you could have been rubberstamping
they could have been rubberstamping	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not rubberstamp
you could not rubberstamp
he could not rubberstamp
we could not rubberstamp
you could not rubberstamp
they could not rubberstamp 	I could not be rubberstamping
you could not be rubberstamping
he could not be rubberstamping
we could not be rubberstamping
you could not be rubberstamping
they could not be rubberstamping	I could not have rubberstamped
you could not have rubberstamped
he could not have rubberstamped
we could not have rubberstamped
you could not have rubberstamped
they could not have rubberstamped	I could not have been rubberstamping
you could not have been rubberstamping
he could not have been rubberstamping
we could not have been rubberstamping
you could not have been rubberstamping
they could not have been rubberstamping	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I rubberstamp?
could you rubberstamp?
could he rubberstamp?
could we rubberstamp?
could you rubberstamp?
could they rubberstamp? 	could I be rubberstamping?
could you be rubberstamping?
could he be rubberstamping?
could we be rubberstamping?
could you be rubberstamping?
could they be rubberstamping? 	could I have rubberstamped?
could you have rubberstamped?
could he have rubberstamped?
could we have rubberstamped?
could you have rubberstamped?
could they have rubberstamped? 	could I have been rubberstamping?
could you have been rubberstamping?
could he have been rubberstamping?
could we have been rubberstamping?
could you have been rubberstamping?
could they have been rubberstamping? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not rubberstamp?
could you not rubberstamp?
could he not rubberstamp?
could we not rubberstamp?
could you not rubberstamp?
could they not rubberstamp? 	could I not be rubberstamping?
could you not be rubberstamping?
could he not be rubberstamping?
could we not be rubberstamping?
could you not be rubberstamping?
could they not be rubberstamping? 	could I not have rubberstamped?
could you not have rubberstamped?
could he not have rubberstamped?
could we not have rubberstamped?
could you not have rubberstamped?
could they not have rubberstamped? 	could I not have been rubberstamping?
could you not have been rubberstamping?
could he not have been rubberstamping?
could we not have been rubberstamping?
could you not have been rubberstamping?
could they not have been rubberstamping?