English verb conjugation
CAN ZAP

Regular verb: zap - zapped - zapped

Affirmation

Simple form	V-ing form
I can zap you can zap he can zap we can zap you can zap they can zap	I can be zapping you can be zapping he can be zapping we can be zapping you can be zapping they can be zapping
Perfect	V-ing perfect
I can have zapped you can have zapped he can have zapped we can have zapped you can have zapped they can have zapped	I can have been zapping you can have been zapping he can have been zapping we can have been zapping you can have been zapping they can have been zapping

Negation

Simple form	V-ing form
I cannot zap you cannot zap he cannot zap we cannot zap you cannot zap they cannot zap	I cannot be zapping you cannot be zapping he cannot be zapping we cannot be zapping you cannot be zapping they cannot be zapping
Perfect	V-ing perfect
I cannot have zapped you cannot have zapped he cannot have zapped we cannot have zapped you cannot have zapped they cannot have zapped	I cannot have been zapping you cannot have been zapping he cannot have been zapping we cannot have been zapping you cannot have been zapping they cannot have been zapping

Interrogative form

Simple form	V-ing form
can I zap? can you zap? can he zap? can we zap? can you zap? can they zap?	can I be zapping? can you be zapping? can he be zapping? can we be zapping? can you be zapping? can they be zapping?
Perfect	V-ing perfect
can I have zapped? can you have zapped? can he have zapped? can we have zapped? can you have zapped? can they have zapped?	can I have been zapping? can you have been zapping? can he have been zapping? can we have been zapping? can you have been zapping? can they have been zapping?

Interro-negative form

Simple form	V-ing form
can I not zap? can you not zap? can he not zap? can we not zap? can you not zap? can they not zap?	can I not be zapping? can you not be zapping? can he not be zapping? can we not be zapping? can you not be zapping? can they not be zapping?
Perfect	V-ing perfect
can I not have zapped? can you not have zapped? can he not have zapped? can we not have zapped? can you not have zapped? can they not have zapped?	can I not have been zapping? can you not have been zapping? can he not have been zapping? can we not have been zapping? can you not have been zapping? can they not have been zapping?