English verb conjugation
CAN FIZZ

Regular verb: fizz - fizzed - fizzed

Affirmation

Simple form	V-ing form
I can fizz you can fizz she can fizz we can fizz you can fizz they can fizz	I can be fizzing you can be fizzing she can be fizzing we can be fizzing you can be fizzing they can be fizzing
Perfect	V-ing perfect
I can have fizzed you can have fizzed she 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 she can have been fizzing we can have been fizzing you can have been fizzing they can have been fizzing

Negation

Simple form	V-ing form
I cannot fizz you cannot fizz she cannot fizz we cannot fizz you cannot fizz they cannot fizz	I cannot be fizzing you cannot be fizzing she cannot be fizzing we cannot be fizzing you cannot be fizzing they cannot be fizzing
Perfect	V-ing perfect
I cannot have fizzed you cannot have fizzed she 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 she cannot have been fizzing we cannot have been fizzing you cannot have been fizzing they cannot have been fizzing

Interrogative form

Simple form	V-ing form
can I fizz? can you fizz? can she fizz? can we fizz? can you fizz? can they fizz?	can I be fizzing? can you be fizzing? can she be fizzing? can we be fizzing? can you be fizzing? can they be fizzing?
Perfect	V-ing perfect
can I have fizzed? can you have fizzed? can she 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 she have been fizzing? can we have been fizzing? can you have been fizzing? can they have been fizzing?

Interro-negative form

Simple form	V-ing form
can I not fizz? can you not fizz? can she 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 she not be fizzing? can we not be fizzing? can you not be fizzing? can they not be fizzing?
Perfect	V-ing perfect
can I not have fizzed? can you not have fizzed? can she 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 she not have been fizzing? can we not have been fizzing? can you not have been fizzing? can they not have been fizzing?