English verb conjugation
CAN JUG

Regular verb: jug - jugged - jugged

Affirmation

Simple form	V-ing form
I can jug you can jug he can jug we can jug you can jug they can jug	I can be jugging you can be jugging he can be jugging we can be jugging you can be jugging they can be jugging
Perfect	V-ing perfect
I can have jugged you can have jugged he can have jugged we can have jugged you can have jugged they can have jugged	I can have been jugging you can have been jugging he can have been jugging we can have been jugging you can have been jugging they can have been jugging

Negation

Simple form	V-ing form
I can't jug you can't jug he can't jug we can't jug you can't jug they can't jug	I can't be jugging you can't be jugging he can't be jugging we can't be jugging you can't be jugging they can't be jugging
Perfect	V-ing perfect
I can't have jugged you can't have jugged he can't have jugged we can't have jugged you can't have jugged they can't have jugged	I can't have been jugging you can't have been jugging he can't have been jugging we can't have been jugging you can't have been jugging they can't have been jugging

Interrogative form

Simple form	V-ing form
can I jug? can you jug? can he jug? can we jug? can you jug? can they jug?	can I be jugging? can you be jugging? can he be jugging? can we be jugging? can you be jugging? can they be jugging?
Perfect	V-ing perfect
can I have jugged? can you have jugged? can he have jugged? can we have jugged? can you have jugged? can they have jugged?	can I have been jugging? can you have been jugging? can he have been jugging? can we have been jugging? can you have been jugging? can they have been jugging?

Interro-negative form

Simple form	V-ing form
can't I jug? can't you jug? can't he jug? can't we jug? can't you jug? can't they jug?	can't I be jugging? can't you be jugging? can't he be jugging? can't we be jugging? can't you be jugging? can't they be jugging?
Perfect	V-ing perfect
can't I have jugged? can't you have jugged? can't he have jugged? can't we have jugged? can't you have jugged? can't they have jugged?	can't I have been jugging? can't you have been jugging? can't he have been jugging? can't we have been jugging? can't you have been jugging? can't they have been jugging?