English verb conjugation
CAN WITCH

Regular verb: witch - witched - witched

Affirmation

Simple form	V-ing form
I can witch you can witch she can witch we can witch you can witch they can witch	I can be witching you can be witching she can be witching we can be witching you can be witching they can be witching
Perfect	V-ing perfect
I can have witched you can have witched she can have witched we can have witched you can have witched they can have witched	I can have been witching you can have been witching she can have been witching we can have been witching you can have been witching they can have been witching

Negation

Simple form	V-ing form
I can't witch you can't witch she can't witch we can't witch you can't witch they can't witch	I can't be witching you can't be witching she can't be witching we can't be witching you can't be witching they can't be witching
Perfect	V-ing perfect
I can't have witched you can't have witched she can't have witched we can't have witched you can't have witched they can't have witched	I can't have been witching you can't have been witching she can't have been witching we can't have been witching you can't have been witching they can't have been witching

Interrogative form

Simple form	V-ing form
can I witch? can you witch? can she witch? can we witch? can you witch? can they witch?	can I be witching? can you be witching? can she be witching? can we be witching? can you be witching? can they be witching?
Perfect	V-ing perfect
can I have witched? can you have witched? can she have witched? can we have witched? can you have witched? can they have witched?	can I have been witching? can you have been witching? can she have been witching? can we have been witching? can you have been witching? can they have been witching?

Interro-negative form

Simple form	V-ing form
can't I witch? can't you witch? can't she witch? can't we witch? can't you witch? can't they witch?	can't I be witching? can't you be witching? can't she be witching? can't we be witching? can't you be witching? can't they be witching?
Perfect	V-ing perfect
can't I have witched? can't you have witched? can't she have witched? can't we have witched? can't you have witched? can't they have witched?	can't I have been witching? can't you have been witching? can't she have been witching? can't we have been witching? can't you have been witching? can't they have been witching?