can solfa
Verbo regular: solfa - solfaed- solfaed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can solfa
you can solfa
he can solfa
we can solfa
you can solfa
they can solfa 	I can be solfaing
you can be solfaing
he can be solfaing
we can be solfaing
you can be solfaing
they can be solfaing	I can have solfaed
you can have solfaed
he can have solfaed
we can have solfaed
you can have solfaed
they can have solfaed	I can have been solfaing
you can have been solfaing
he can have been solfaing
we can have been solfaing
you can have been solfaing
they can have been solfaing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot solfa
you cannot solfa
he cannot solfa
we cannot solfa
you cannot solfa
they cannot solfa 	I cannot be solfaing
you cannot be solfaing
he cannot be solfaing
we cannot be solfaing
you cannot be solfaing
they cannot be solfaing	I cannot have solfaed
you cannot have solfaed
he cannot have solfaed
we cannot have solfaed
you cannot have solfaed
they cannot have solfaed	I cannot have been solfaing
you cannot have been solfaing
he cannot have been solfaing
we cannot have been solfaing
you cannot have been solfaing
they cannot have been solfaing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I solfa?
can you solfa?
can he solfa?
can we solfa?
can you solfa?
can they solfa? 	can I be solfaing?
can you be solfaing?
can he be solfaing?
can we be solfaing?
can you be solfaing?
can they be solfaing? 	can I have solfaed?
can you have solfaed?
can he have solfaed?
can we have solfaed?
can you have solfaed?
can they have solfaed? 	can I have been solfaing?
can you have been solfaing?
can he have been solfaing?
can we have been solfaing?
can you have been solfaing?
can they have been solfaing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not solfa?
can you not solfa?
can he not solfa?
can we not solfa?
can you not solfa?
can they not solfa? 	can I not be solfaing?
can you not be solfaing?
can he not be solfaing?
can we not be solfaing?
can you not be solfaing?
can they not be solfaing? 	can I not have solfaed?
can you not have solfaed?
can he not have solfaed?
can we not have solfaed?
can you not have solfaed?
can they not have solfaed? 	can I not have been solfaing?
can you not have been solfaing?
can he not have been solfaing?
can we not have been solfaing?
can you not have been solfaing?
can they not have been solfaing?