English verb conjugation
CAN DIG

Irregular verb: dig - dug - dug

Affirmation

Simple form	V-ing form
I can dig you can dig he can dig we can dig you can dig they can dig	I can be digging you can be digging he can be digging we can be digging you can be digging they can be digging
Perfect	V-ing perfect
I can have dug you can have dug he can have dug we can have dug you can have dug they can have dug	I can have been digging you can have been digging he can have been digging we can have been digging you can have been digging they can have been digging

Negation

Simple form	V-ing form
I can't dig you can't dig he can't dig we can't dig you can't dig they can't dig	I can't be digging you can't be digging he can't be digging we can't be digging you can't be digging they can't be digging
Perfect	V-ing perfect
I can't have dug you can't have dug he can't have dug we can't have dug you can't have dug they can't have dug	I can't have been digging you can't have been digging he can't have been digging we can't have been digging you can't have been digging they can't have been digging

Interrogative form

Simple form	V-ing form
can I dig? can you dig? can he dig? can we dig? can you dig? can they dig?	can I be digging? can you be digging? can he be digging? can we be digging? can you be digging? can they be digging?
Perfect	V-ing perfect
can I have dug? can you have dug? can he have dug? can we have dug? can you have dug? can they have dug?	can I have been digging? can you have been digging? can he have been digging? can we have been digging? can you have been digging? can they have been digging?

Interro-negative form

Simple form	V-ing form
can't I dig? can't you dig? can't he dig? can't we dig? can't you dig? can't they dig?	can't I be digging? can't you be digging? can't he be digging? can't we be digging? can't you be digging? can't they be digging?
Perfect	V-ing perfect
can't I have dug? can't you have dug? can't he have dug? can't we have dug? can't you have dug? can't they have dug?	can't I have been digging? can't you have been digging? can't he have been digging? can't we have been digging? can't you have been digging? can't they have been digging?