English verb conjugation
MAY RETREAT

Regular verb: retreat - retreated - retreated

Affirmation

Simple form	V-ing form
I may retreat you may retreat he may retreat we may retreat you may retreat they may retreat	I may be retreating you may be retreating he may be retreating we may be retreating you may be retreating they may be retreating
Perfect	V-ing perfect
I may have retreated you may have retreated he may have retreated we may have retreated you may have retreated they may have retreated	I may have been retreating you may have been retreating he may have been retreating we may have been retreating you may have been retreating they may have been retreating

Negation

Simple form	V-ing form
I mayn't retreat you mayn't retreat he mayn't retreat we mayn't retreat you mayn't retreat they mayn't retreat	I mayn't be retreating you mayn't be retreating he mayn't be retreating we mayn't be retreating you mayn't be retreating they mayn't be retreating
Perfect	V-ing perfect
I mayn't have retreated you mayn't have retreated he mayn't have retreated we mayn't have retreated you mayn't have retreated they mayn't have retreated	I mayn't have been retreating you mayn't have been retreating he mayn't have been retreating we mayn't have been retreating you mayn't have been retreating they mayn't have been retreating

Interrogative form

Simple form	V-ing form
may I retreat? may you retreat? may he retreat? may we retreat? may you retreat? may they retreat?	may I be retreating? may you be retreating? may he be retreating? may we be retreating? may you be retreating? may they be retreating?
Perfect	V-ing perfect
may I have retreated? may you have retreated? may he have retreated? may we have retreated? may you have retreated? may they have retreated?	may I have been retreating? may you have been retreating? may he have been retreating? may we have been retreating? may you have been retreating? may they have been retreating?

Interro-negative form

Simple form	V-ing form
mayn't I retreat? mayn't you retreat? mayn't he retreat? mayn't we retreat? mayn't you retreat? mayn't they retreat?	mayn't I be retreating? mayn't you be retreating? mayn't he be retreating? mayn't we be retreating? mayn't you be retreating? mayn't they be retreating?
Perfect	V-ing perfect
mayn't I have retreated? mayn't you have retreated? mayn't he have retreated? mayn't we have retreated? mayn't you have retreated? mayn't they have retreated?	mayn't I have been retreating? mayn't you have been retreating? mayn't he have been retreating? mayn't we have been retreating? mayn't you have been retreating? mayn't they have been retreating?