English verb conjugation
MAY SEINE

Regular verb: seine - seined - seined

Affirmation

Simple form	V-ing form
I may seine you may seine he may seine we may seine you may seine they may seine	I may be seining you may be seining he may be seining we may be seining you may be seining they may be seining
Perfect	V-ing perfect
I may have seined you may have seined he may have seined we may have seined you may have seined they may have seined	I may have been seining you may have been seining he may have been seining we may have been seining you may have been seining they may have been seining

Negation

Simple form	V-ing form
I mayn't seine you mayn't seine he mayn't seine we mayn't seine you mayn't seine they mayn't seine	I mayn't be seining you mayn't be seining he mayn't be seining we mayn't be seining you mayn't be seining they mayn't be seining
Perfect	V-ing perfect
I mayn't have seined you mayn't have seined he mayn't have seined we mayn't have seined you mayn't have seined they mayn't have seined	I mayn't have been seining you mayn't have been seining he mayn't have been seining we mayn't have been seining you mayn't have been seining they mayn't have been seining

Interrogative form

Simple form	V-ing form
may I seine? may you seine? may he seine? may we seine? may you seine? may they seine?	may I be seining? may you be seining? may he be seining? may we be seining? may you be seining? may they be seining?
Perfect	V-ing perfect
may I have seined? may you have seined? may he have seined? may we have seined? may you have seined? may they have seined?	may I have been seining? may you have been seining? may he have been seining? may we have been seining? may you have been seining? may they have been seining?

Interro-negative form

Simple form	V-ing form
mayn't I seine? mayn't you seine? mayn't he seine? mayn't we seine? mayn't you seine? mayn't they seine?	mayn't I be seining? mayn't you be seining? mayn't he be seining? mayn't we be seining? mayn't you be seining? mayn't they be seining?
Perfect	V-ing perfect
mayn't I have seined? mayn't you have seined? mayn't he have seined? mayn't we have seined? mayn't you have seined? mayn't they have seined?	mayn't I have been seining? mayn't you have been seining? mayn't he have been seining? mayn't we have been seining? mayn't you have been seining? mayn't they have been seining?