can stir
Verbo regular: stir - stirred- stirred

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can stir
you can stir
he can stir
we can stir
you can stir
they can stir 	I can be stirring
you can be stirring
he can be stirring
we can be stirring
you can be stirring
they can be stirring	I can have stirred
you can have stirred
he can have stirred
we can have stirred
you can have stirred
they can have stirred	I can have been stirring
you can have been stirring
he can have been stirring
we can have been stirring
you can have been stirring
they can have been stirring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot stir
you cannot stir
he cannot stir
we cannot stir
you cannot stir
they cannot stir 	I cannot be stirring
you cannot be stirring
he cannot be stirring
we cannot be stirring
you cannot be stirring
they cannot be stirring	I cannot have stirred
you cannot have stirred
he cannot have stirred
we cannot have stirred
you cannot have stirred
they cannot have stirred	I cannot have been stirring
you cannot have been stirring
he cannot have been stirring
we cannot have been stirring
you cannot have been stirring
they cannot have been stirring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I stir?
can you stir?
can he stir?
can we stir?
can you stir?
can they stir? 	can I be stirring?
can you be stirring?
can he be stirring?
can we be stirring?
can you be stirring?
can they be stirring? 	can I have stirred?
can you have stirred?
can he have stirred?
can we have stirred?
can you have stirred?
can they have stirred? 	can I have been stirring?
can you have been stirring?
can he have been stirring?
can we have been stirring?
can you have been stirring?
can they have been stirring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not stir?
can you not stir?
can he not stir?
can we not stir?
can you not stir?
can they not stir? 	can I not be stirring?
can you not be stirring?
can he not be stirring?
can we not be stirring?
can you not be stirring?
can they not be stirring? 	can I not have stirred?
can you not have stirred?
can he not have stirred?
can we not have stirred?
can you not have stirred?
can they not have stirred? 	can I not have been stirring?
can you not have been stirring?
can he not have been stirring?
can we not have been stirring?
can you not have been stirring?
can they not have been stirring?