English verb conjugation
CAN DRAG

Regular verb: drag - dragged - dragged

Affirmation

Simple form	V-ing form
I can drag you can drag she can drag we can drag you can drag they can drag	I can be dragging you can be dragging she can be dragging we can be dragging you can be dragging they can be dragging
Perfect	V-ing perfect
I can have dragged you can have dragged she can have dragged we can have dragged you can have dragged they can have dragged	I can have been dragging you can have been dragging she can have been dragging we can have been dragging you can have been dragging they can have been dragging

Negation

Simple form	V-ing form
I can't drag you can't drag she can't drag we can't drag you can't drag they can't drag	I can't be dragging you can't be dragging she can't be dragging we can't be dragging you can't be dragging they can't be dragging
Perfect	V-ing perfect
I can't have dragged you can't have dragged she can't have dragged we can't have dragged you can't have dragged they can't have dragged	I can't have been dragging you can't have been dragging she can't have been dragging we can't have been dragging you can't have been dragging they can't have been dragging

Interrogative form

Simple form	V-ing form
can I drag? can you drag? can she drag? can we drag? can you drag? can they drag?	can I be dragging? can you be dragging? can she be dragging? can we be dragging? can you be dragging? can they be dragging?
Perfect	V-ing perfect
can I have dragged? can you have dragged? can she have dragged? can we have dragged? can you have dragged? can they have dragged?	can I have been dragging? can you have been dragging? can she have been dragging? can we have been dragging? can you have been dragging? can they have been dragging?

Interro-negative form

Simple form	V-ing form
can't I drag? can't you drag? can't she drag? can't we drag? can't you drag? can't they drag?	can't I be dragging? can't you be dragging? can't she be dragging? can't we be dragging? can't you be dragging? can't they be dragging?
Perfect	V-ing perfect
can't I have dragged? can't you have dragged? can't she have dragged? can't we have dragged? can't you have dragged? can't they have dragged?	can't I have been dragging? can't you have been dragging? can't she have been dragging? can't we have been dragging? can't you have been dragging? can't they have been dragging?