English verb conjugation
CAN SQUARE-DANCE

Regular verb: square-dance - square-danced - square-danced

Affirmation

Simple form	V-ing form
I can square-dance you can square-dance he can square-dance we can square-dance you can square-dance they can square-dance	I can be square-dancing you can be square-dancing he can be square-dancing we can be square-dancing you can be square-dancing they can be square-dancing
Perfect	V-ing perfect
I can have square-danced you can have square-danced he can have square-danced we can have square-danced you can have square-danced they can have square-danced	I can have been square-dancing you can have been square-dancing he can have been square-dancing we can have been square-dancing you can have been square-dancing they can have been square-dancing

Negation

Simple form	V-ing form
I cannot square-dance you cannot square-dance he cannot square-dance we cannot square-dance you cannot square-dance they cannot square-dance	I cannot be square-dancing you cannot be square-dancing he cannot be square-dancing we cannot be square-dancing you cannot be square-dancing they cannot be square-dancing
Perfect	V-ing perfect
I cannot have square-danced you cannot have square-danced he cannot have square-danced we cannot have square-danced you cannot have square-danced they cannot have square-danced	I cannot have been square-dancing you cannot have been square-dancing he cannot have been square-dancing we cannot have been square-dancing you cannot have been square-dancing they cannot have been square-dancing

Interrogative form

Simple form	V-ing form
can I square-dance? can you square-dance? can he square-dance? can we square-dance? can you square-dance? can they square-dance?	can I be square-dancing? can you be square-dancing? can he be square-dancing? can we be square-dancing? can you be square-dancing? can they be square-dancing?
Perfect	V-ing perfect
can I have square-danced? can you have square-danced? can he have square-danced? can we have square-danced? can you have square-danced? can they have square-danced?	can I have been square-dancing? can you have been square-dancing? can he have been square-dancing? can we have been square-dancing? can you have been square-dancing? can they have been square-dancing?

Interro-negative form

Simple form	V-ing form
can I not square-dance? can you not square-dance? can he not square-dance? can we not square-dance? can you not square-dance? can they not square-dance?	can I not be square-dancing? can you not be square-dancing? can he not be square-dancing? can we not be square-dancing? can you not be square-dancing? can they not be square-dancing?
Perfect	V-ing perfect
can I not have square-danced? can you not have square-danced? can he not have square-danced? can we not have square-danced? can you not have square-danced? can they not have square-danced?	can I not have been square-dancing? can you not have been square-dancing? can he not have been square-dancing? can we not have been square-dancing? can you not have been square-dancing? can they not have been square-dancing?