English verb conjugation
MAY SUBSERVE

Regular verb: subserve - subserved - subserved

Affirmation

Simple form	V-ing form
I may subserve you may subserve he may subserve we may subserve you may subserve they may subserve	I may be subserving you may be subserving he may be subserving we may be subserving you may be subserving they may be subserving
Perfect	V-ing perfect
I may have subserved you may have subserved he may have subserved we may have subserved you may have subserved they may have subserved	I may have been subserving you may have been subserving he may have been subserving we may have been subserving you may have been subserving they may have been subserving

Negation

Simple form	V-ing form
I mayn't subserve you mayn't subserve he mayn't subserve we mayn't subserve you mayn't subserve they mayn't subserve	I mayn't be subserving you mayn't be subserving he mayn't be subserving we mayn't be subserving you mayn't be subserving they mayn't be subserving
Perfect	V-ing perfect
I mayn't have subserved you mayn't have subserved he mayn't have subserved we mayn't have subserved you mayn't have subserved they mayn't have subserved	I mayn't have been subserving you mayn't have been subserving he mayn't have been subserving we mayn't have been subserving you mayn't have been subserving they mayn't have been subserving

Interrogative form

Simple form	V-ing form
may I subserve? may you subserve? may he subserve? may we subserve? may you subserve? may they subserve?	may I be subserving? may you be subserving? may he be subserving? may we be subserving? may you be subserving? may they be subserving?
Perfect	V-ing perfect
may I have subserved? may you have subserved? may he have subserved? may we have subserved? may you have subserved? may they have subserved?	may I have been subserving? may you have been subserving? may he have been subserving? may we have been subserving? may you have been subserving? may they have been subserving?

Interro-negative form

Simple form	V-ing form
mayn't I subserve? mayn't you subserve? mayn't he subserve? mayn't we subserve? mayn't you subserve? mayn't they subserve?	mayn't I be subserving? mayn't you be subserving? mayn't he be subserving? mayn't we be subserving? mayn't you be subserving? mayn't they be subserving?
Perfect	V-ing perfect
mayn't I have subserved? mayn't you have subserved? mayn't he have subserved? mayn't we have subserved? mayn't you have subserved? mayn't they have subserved?	mayn't I have been subserving? mayn't you have been subserving? mayn't he have been subserving? mayn't we have been subserving? mayn't you have been subserving? mayn't they have been subserving?