English verb conjugation
CAN LUG

Regular verb: lug - lugged - lugged

Affirmation

Simple form	V-ing form
I can lug you can lug he can lug we can lug you can lug they can lug	I can be lugging you can be lugging he can be lugging we can be lugging you can be lugging they can be lugging
Perfect	V-ing perfect
I can have lugged you can have lugged he can have lugged we can have lugged you can have lugged they can have lugged	I can have been lugging you can have been lugging he can have been lugging we can have been lugging you can have been lugging they can have been lugging

Negation

Simple form	V-ing form
I can't lug you can't lug he can't lug we can't lug you can't lug they can't lug	I can't be lugging you can't be lugging he can't be lugging we can't be lugging you can't be lugging they can't be lugging
Perfect	V-ing perfect
I can't have lugged you can't have lugged he can't have lugged we can't have lugged you can't have lugged they can't have lugged	I can't have been lugging you can't have been lugging he can't have been lugging we can't have been lugging you can't have been lugging they can't have been lugging

Interrogative form

Simple form	V-ing form
can I lug? can you lug? can he lug? can we lug? can you lug? can they lug?	can I be lugging? can you be lugging? can he be lugging? can we be lugging? can you be lugging? can they be lugging?
Perfect	V-ing perfect
can I have lugged? can you have lugged? can he have lugged? can we have lugged? can you have lugged? can they have lugged?	can I have been lugging? can you have been lugging? can he have been lugging? can we have been lugging? can you have been lugging? can they have been lugging?

Interro-negative form

Simple form	V-ing form
can't I lug? can't you lug? can't he lug? can't we lug? can't you lug? can't they lug?	can't I be lugging? can't you be lugging? can't he be lugging? can't we be lugging? can't you be lugging? can't they be lugging?
Perfect	V-ing perfect
can't I have lugged? can't you have lugged? can't he have lugged? can't we have lugged? can't you have lugged? can't they have lugged?	can't I have been lugging? can't you have been lugging? can't he have been lugging? can't we have been lugging? can't you have been lugging? can't they have been lugging?