English verb conjugation
MAY RUST

Regular verb: rust - rusted - rusted

Affirmation

Simple form	V-ing form
I may rust you may rust she may rust we may rust you may rust they may rust	I may be rusting you may be rusting she may be rusting we may be rusting you may be rusting they may be rusting
Perfect	V-ing perfect
I may have rusted you may have rusted she may have rusted we may have rusted you may have rusted they may have rusted	I may have been rusting you may have been rusting she may have been rusting we may have been rusting you may have been rusting they may have been rusting

Negation

Simple form	V-ing form
I mayn't rust you mayn't rust she mayn't rust we mayn't rust you mayn't rust they mayn't rust	I mayn't be rusting you mayn't be rusting she mayn't be rusting we mayn't be rusting you mayn't be rusting they mayn't be rusting
Perfect	V-ing perfect
I mayn't have rusted you mayn't have rusted she mayn't have rusted we mayn't have rusted you mayn't have rusted they mayn't have rusted	I mayn't have been rusting you mayn't have been rusting she mayn't have been rusting we mayn't have been rusting you mayn't have been rusting they mayn't have been rusting

Interrogative form

Simple form	V-ing form
may I rust? may you rust? may she rust? may we rust? may you rust? may they rust?	may I be rusting? may you be rusting? may she be rusting? may we be rusting? may you be rusting? may they be rusting?
Perfect	V-ing perfect
may I have rusted? may you have rusted? may she have rusted? may we have rusted? may you have rusted? may they have rusted?	may I have been rusting? may you have been rusting? may she have been rusting? may we have been rusting? may you have been rusting? may they have been rusting?

Interro-negative form

Simple form	V-ing form
mayn't I rust? mayn't you rust? mayn't she rust? mayn't we rust? mayn't you rust? mayn't they rust?	mayn't I be rusting? mayn't you be rusting? mayn't she be rusting? mayn't we be rusting? mayn't you be rusting? mayn't they be rusting?
Perfect	V-ing perfect
mayn't I have rusted? mayn't you have rusted? mayn't she have rusted? mayn't we have rusted? mayn't you have rusted? mayn't they have rusted?	mayn't I have been rusting? mayn't you have been rusting? mayn't she have been rusting? mayn't we have been rusting? mayn't you have been rusting? mayn't they have been rusting?