can siphon
Verbo regular: siphon - siphoned- siphoned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can siphon
you can siphon
he can siphon
we can siphon
you can siphon
they can siphon 	I can be siphoning
you can be siphoning
he can be siphoning
we can be siphoning
you can be siphoning
they can be siphoning	I can have siphoned
you can have siphoned
he can have siphoned
we can have siphoned
you can have siphoned
they can have siphoned	I can have been siphoning
you can have been siphoning
he can have been siphoning
we can have been siphoning
you can have been siphoning
they can have been siphoning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot siphon
you cannot siphon
he cannot siphon
we cannot siphon
you cannot siphon
they cannot siphon 	I cannot be siphoning
you cannot be siphoning
he cannot be siphoning
we cannot be siphoning
you cannot be siphoning
they cannot be siphoning	I cannot have siphoned
you cannot have siphoned
he cannot have siphoned
we cannot have siphoned
you cannot have siphoned
they cannot have siphoned	I cannot have been siphoning
you cannot have been siphoning
he cannot have been siphoning
we cannot have been siphoning
you cannot have been siphoning
they cannot have been siphoning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I siphon?
can you siphon?
can he siphon?
can we siphon?
can you siphon?
can they siphon? 	can I be siphoning?
can you be siphoning?
can he be siphoning?
can we be siphoning?
can you be siphoning?
can they be siphoning? 	can I have siphoned?
can you have siphoned?
can he have siphoned?
can we have siphoned?
can you have siphoned?
can they have siphoned? 	can I have been siphoning?
can you have been siphoning?
can he have been siphoning?
can we have been siphoning?
can you have been siphoning?
can they have been siphoning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not siphon?
can you not siphon?
can he not siphon?
can we not siphon?
can you not siphon?
can they not siphon? 	can I not be siphoning?
can you not be siphoning?
can he not be siphoning?
can we not be siphoning?
can you not be siphoning?
can they not be siphoning? 	can I not have siphoned?
can you not have siphoned?
can he not have siphoned?
can we not have siphoned?
can you not have siphoned?
can they not have siphoned? 	can I not have been siphoning?
can you not have been siphoning?
can he not have been siphoning?
can we not have been siphoning?
can you not have been siphoning?
can they not have been siphoning?