English verb conjugation
CAN WORM

Regular verb: worm - wormed - wormed

Affirmation

Simple form	V-ing form
I can worm you can worm she can worm we can worm you can worm they can worm	I can be worming you can be worming she can be worming we can be worming you can be worming they can be worming
Perfect	V-ing perfect
I can have wormed you can have wormed she can have wormed we can have wormed you can have wormed they can have wormed	I can have been worming you can have been worming she can have been worming we can have been worming you can have been worming they can have been worming

Negation

Simple form	V-ing form
I can't worm you can't worm she can't worm we can't worm you can't worm they can't worm	I can't be worming you can't be worming she can't be worming we can't be worming you can't be worming they can't be worming
Perfect	V-ing perfect
I can't have wormed you can't have wormed she can't have wormed we can't have wormed you can't have wormed they can't have wormed	I can't have been worming you can't have been worming she can't have been worming we can't have been worming you can't have been worming they can't have been worming

Interrogative form

Simple form	V-ing form
can I worm? can you worm? can she worm? can we worm? can you worm? can they worm?	can I be worming? can you be worming? can she be worming? can we be worming? can you be worming? can they be worming?
Perfect	V-ing perfect
can I have wormed? can you have wormed? can she have wormed? can we have wormed? can you have wormed? can they have wormed?	can I have been worming? can you have been worming? can she have been worming? can we have been worming? can you have been worming? can they have been worming?

Interro-negative form

Simple form	V-ing form
can't I worm? can't you worm? can't she worm? can't we worm? can't you worm? can't they worm?	can't I be worming? can't you be worming? can't she be worming? can't we be worming? can't you be worming? can't they be worming?
Perfect	V-ing perfect
can't I have wormed? can't you have wormed? can't she have wormed? can't we have wormed? can't you have wormed? can't they have wormed?	can't I have been worming? can't you have been worming? can't she have been worming? can't we have been worming? can't you have been worming? can't they have been worming?