can fizz
Verbo regular: fizz - fizzed- fizzed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can fizz
you can fizz
he can fizz
we can fizz
you can fizz
they can fizz 	I can be fizzing
you can be fizzing
he can be fizzing
we can be fizzing
you can be fizzing
they can be fizzing	I can have fizzed
you can have fizzed
he can have fizzed
we can have fizzed
you can have fizzed
they can have fizzed	I can have been fizzing
you can have been fizzing
he can have been fizzing
we can have been fizzing
you can have been fizzing
they can have been fizzing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot fizz
you cannot fizz
he cannot fizz
we cannot fizz
you cannot fizz
they cannot fizz 	I cannot be fizzing
you cannot be fizzing
he cannot be fizzing
we cannot be fizzing
you cannot be fizzing
they cannot be fizzing	I cannot have fizzed
you cannot have fizzed
he cannot have fizzed
we cannot have fizzed
you cannot have fizzed
they cannot have fizzed	I cannot have been fizzing
you cannot have been fizzing
he cannot have been fizzing
we cannot have been fizzing
you cannot have been fizzing
they cannot have been fizzing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I fizz?
can you fizz?
can he fizz?
can we fizz?
can you fizz?
can they fizz? 	can I be fizzing?
can you be fizzing?
can he be fizzing?
can we be fizzing?
can you be fizzing?
can they be fizzing? 	can I have fizzed?
can you have fizzed?
can he have fizzed?
can we have fizzed?
can you have fizzed?
can they have fizzed? 	can I have been fizzing?
can you have been fizzing?
can he have been fizzing?
can we have been fizzing?
can you have been fizzing?
can they have been fizzing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not fizz?
can you not fizz?
can he not fizz?
can we not fizz?
can you not fizz?
can they not fizz? 	can I not be fizzing?
can you not be fizzing?
can he not be fizzing?
can we not be fizzing?
can you not be fizzing?
can they not be fizzing? 	can I not have fizzed?
can you not have fizzed?
can he not have fizzed?
can we not have fizzed?
can you not have fizzed?
can they not have fizzed? 	can I not have been fizzing?
can you not have been fizzing?
can he not have been fizzing?
can we not have been fizzing?
can you not have been fizzing?
can they not have been fizzing?