English verb conjugation
MAY GROAN

Regular verb: groan - groaned - groaned

Affirmation

Simple form	V-ing form
I may groan you may groan she may groan we may groan you may groan they may groan	I may be groaning you may be groaning she may be groaning we may be groaning you may be groaning they may be groaning
Perfect	V-ing perfect
I may have groaned you may have groaned she may have groaned we may have groaned you may have groaned they may have groaned	I may have been groaning you may have been groaning she may have been groaning we may have been groaning you may have been groaning they may have been groaning

Negation

Simple form	V-ing form
I mayn't groan you mayn't groan she mayn't groan we mayn't groan you mayn't groan they mayn't groan	I mayn't be groaning you mayn't be groaning she mayn't be groaning we mayn't be groaning you mayn't be groaning they mayn't be groaning
Perfect	V-ing perfect
I mayn't have groaned you mayn't have groaned she mayn't have groaned we mayn't have groaned you mayn't have groaned they mayn't have groaned	I mayn't have been groaning you mayn't have been groaning she mayn't have been groaning we mayn't have been groaning you mayn't have been groaning they mayn't have been groaning

Interrogative form

Simple form	V-ing form
may I groan? may you groan? may she groan? may we groan? may you groan? may they groan?	may I be groaning? may you be groaning? may she be groaning? may we be groaning? may you be groaning? may they be groaning?
Perfect	V-ing perfect
may I have groaned? may you have groaned? may she have groaned? may we have groaned? may you have groaned? may they have groaned?	may I have been groaning? may you have been groaning? may she have been groaning? may we have been groaning? may you have been groaning? may they have been groaning?

Interro-negative form

Simple form	V-ing form
mayn't I groan? mayn't you groan? mayn't she groan? mayn't we groan? mayn't you groan? mayn't they groan?	mayn't I be groaning? mayn't you be groaning? mayn't she be groaning? mayn't we be groaning? mayn't you be groaning? mayn't they be groaning?
Perfect	V-ing perfect
mayn't I have groaned? mayn't you have groaned? mayn't she have groaned? mayn't we have groaned? mayn't you have groaned? mayn't they have groaned?	mayn't I have been groaning? mayn't you have been groaning? mayn't she have been groaning? mayn't we have been groaning? mayn't you have been groaning? mayn't they have been groaning?