English verb conjugation
MAY CRATER

Regular verb: crater - cratered - cratered

Affirmation

Simple form	V-ing form
I may crater you may crater he may crater we may crater you may crater they may crater	I may be cratering you may be cratering he may be cratering we may be cratering you may be cratering they may be cratering
Perfect	V-ing perfect
I may have cratered you may have cratered he may have cratered we may have cratered you may have cratered they may have cratered	I may have been cratering you may have been cratering he may have been cratering we may have been cratering you may have been cratering they may have been cratering

Negation

Simple form	V-ing form
I mayn't crater you mayn't crater he mayn't crater we mayn't crater you mayn't crater they mayn't crater	I mayn't be cratering you mayn't be cratering he mayn't be cratering we mayn't be cratering you mayn't be cratering they mayn't be cratering
Perfect	V-ing perfect
I mayn't have cratered you mayn't have cratered he mayn't have cratered we mayn't have cratered you mayn't have cratered they mayn't have cratered	I mayn't have been cratering you mayn't have been cratering he mayn't have been cratering we mayn't have been cratering you mayn't have been cratering they mayn't have been cratering

Interrogative form

Simple form	V-ing form
may I crater? may you crater? may he crater? may we crater? may you crater? may they crater?	may I be cratering? may you be cratering? may he be cratering? may we be cratering? may you be cratering? may they be cratering?
Perfect	V-ing perfect
may I have cratered? may you have cratered? may he have cratered? may we have cratered? may you have cratered? may they have cratered?	may I have been cratering? may you have been cratering? may he have been cratering? may we have been cratering? may you have been cratering? may they have been cratering?

Interro-negative form

Simple form	V-ing form
mayn't I crater? mayn't you crater? mayn't he crater? mayn't we crater? mayn't you crater? mayn't they crater?	mayn't I be cratering? mayn't you be cratering? mayn't he be cratering? mayn't we be cratering? mayn't you be cratering? mayn't they be cratering?
Perfect	V-ing perfect
mayn't I have cratered? mayn't you have cratered? mayn't he have cratered? mayn't we have cratered? mayn't you have cratered? mayn't they have cratered?	mayn't I have been cratering? mayn't you have been cratering? mayn't he have been cratering? mayn't we have been cratering? mayn't you have been cratering? mayn't they have been cratering?