English verb conjugation
CAN MYSTIFY

Regular verb: mystify - mystified - mystified

Affirmation

Simple form	V-ing form
I can mystify you can mystify he can mystify we can mystify you can mystify they can mystify	I can be mystifying you can be mystifying he can be mystifying we can be mystifying you can be mystifying they can be mystifying
Perfect	V-ing perfect
I can have mystified you can have mystified he can have mystified we can have mystified you can have mystified they can have mystified	I can have been mystifying you can have been mystifying he can have been mystifying we can have been mystifying you can have been mystifying they can have been mystifying

Negation

Simple form	V-ing form
I can't mystify you can't mystify he can't mystify we can't mystify you can't mystify they can't mystify	I can't be mystifying you can't be mystifying he can't be mystifying we can't be mystifying you can't be mystifying they can't be mystifying
Perfect	V-ing perfect
I can't have mystified you can't have mystified he can't have mystified we can't have mystified you can't have mystified they can't have mystified	I can't have been mystifying you can't have been mystifying he can't have been mystifying we can't have been mystifying you can't have been mystifying they can't have been mystifying

Interrogative form

Simple form	V-ing form
can I mystify? can you mystify? can he mystify? can we mystify? can you mystify? can they mystify?	can I be mystifying? can you be mystifying? can he be mystifying? can we be mystifying? can you be mystifying? can they be mystifying?
Perfect	V-ing perfect
can I have mystified? can you have mystified? can he have mystified? can we have mystified? can you have mystified? can they have mystified?	can I have been mystifying? can you have been mystifying? can he have been mystifying? can we have been mystifying? can you have been mystifying? can they have been mystifying?

Interro-negative form

Simple form	V-ing form
can't I mystify? can't you mystify? can't he mystify? can't we mystify? can't you mystify? can't they mystify?	can't I be mystifying? can't you be mystifying? can't he be mystifying? can't we be mystifying? can't you be mystifying? can't they be mystifying?
Perfect	V-ing perfect
can't I have mystified? can't you have mystified? can't he have mystified? can't we have mystified? can't you have mystified? can't they have mystified?	can't I have been mystifying? can't you have been mystifying? can't he have been mystifying? can't we have been mystifying? can't you have been mystifying? can't they have been mystifying?