I may dig you may dig he may dig we may dig you may dig they may dig
V-ing form
I may be digging you may be digging he may be digging we may be digging you may be digging they may be digging
Perfect
I may have dug you may have dug he may have dug we may have dug you may have dug they may have dug
V-ing perfect
I may have been digging you may have been digging he may have been digging we may have been digging you may have been digging they may have been digging
Negation
Simple form
I may not dig you may not dig he may not dig we may not dig you may not dig they may not dig
V-ing form
I may not be digging you may not be digging he may not be digging we may not be digging you may not be digging they may not be digging
Perfect
I may not have dug you may not have dug he may not have dug we may not have dug you may not have dug they may not have dug
V-ing perfect
I may not have been digging you may not have been digging he may not have been digging we may not have been digging you may not have been digging they may not have been digging
Interrogative form
Simple form
may I dig? may you dig? may he dig? may we dig? may you dig? may they dig?
V-ing form
may I be digging? may you be digging? may he be digging? may we be digging? may you be digging? may they be digging?
Perfect
may I have dug? may you have dug? may he have dug? may we have dug? may you have dug? may they have dug?
V-ing perfect
may I have been digging? may you have been digging? may he have been digging? may we have been digging? may you have been digging? may they have been digging?
Interro-negative form
Simple form
may I not dig? may you not dig? may he not dig? may we not dig? may you not dig? may they not dig?
V-ing form
may I not be digging? may you not be digging? may he not be digging? may we not be digging? may you not be digging? may they not be digging?
Perfect
may I not have dug? may you not have dug? may he not have dug? may we not have dug? may you not have dug? may they not have dug?
V-ing perfect
may I not have been digging? may you not have been digging? may he not have been digging? may we not have been digging? may you not have been digging? may they not have been digging?