English verb conjugation
MAY CRUST

Regular verb: crust - crusted - crusted

Affirmation

Simple form	V-ing form
I may crust you may crust she may crust we may crust you may crust they may crust	I may be crusting you may be crusting she may be crusting we may be crusting you may be crusting they may be crusting
Perfect	V-ing perfect
I may have crusted you may have crusted she may have crusted we may have crusted you may have crusted they may have crusted	I may have been crusting you may have been crusting she may have been crusting we may have been crusting you may have been crusting they may have been crusting

Negation

Simple form	V-ing form
I mayn't crust you mayn't crust she mayn't crust we mayn't crust you mayn't crust they mayn't crust	I mayn't be crusting you mayn't be crusting she mayn't be crusting we mayn't be crusting you mayn't be crusting they mayn't be crusting
Perfect	V-ing perfect
I mayn't have crusted you mayn't have crusted she mayn't have crusted we mayn't have crusted you mayn't have crusted they mayn't have crusted	I mayn't have been crusting you mayn't have been crusting she mayn't have been crusting we mayn't have been crusting you mayn't have been crusting they mayn't have been crusting

Interrogative form

Simple form	V-ing form
may I crust? may you crust? may she crust? may we crust? may you crust? may they crust?	may I be crusting? may you be crusting? may she be crusting? may we be crusting? may you be crusting? may they be crusting?
Perfect	V-ing perfect
may I have crusted? may you have crusted? may she have crusted? may we have crusted? may you have crusted? may they have crusted?	may I have been crusting? may you have been crusting? may she have been crusting? may we have been crusting? may you have been crusting? may they have been crusting?

Interro-negative form

Simple form	V-ing form
mayn't I crust? mayn't you crust? mayn't she crust? mayn't we crust? mayn't you crust? mayn't they crust?	mayn't I be crusting? mayn't you be crusting? mayn't she be crusting? mayn't we be crusting? mayn't you be crusting? mayn't they be crusting?
Perfect	V-ing perfect
mayn't I have crusted? mayn't you have crusted? mayn't she have crusted? mayn't we have crusted? mayn't you have crusted? mayn't they have crusted?	mayn't I have been crusting? mayn't you have been crusting? mayn't she have been crusting? mayn't we have been crusting? mayn't you have been crusting? mayn't they have been crusting?