English verb conjugation
MAY PREFORMULATE

Regular verb: preformulate - preformulated - preformulated

Affirmation

Simple form	V-ing form
I may preformulate you may preformulate he may preformulate we may preformulate you may preformulate they may preformulate	I may be preformulating you may be preformulating he may be preformulating we may be preformulating you may be preformulating they may be preformulating
Perfect	V-ing perfect
I may have preformulated you may have preformulated he may have preformulated we may have preformulated you may have preformulated they may have preformulated	I may have been preformulating you may have been preformulating he may have been preformulating we may have been preformulating you may have been preformulating they may have been preformulating

Negation

Simple form	V-ing form
I mayn't preformulate you mayn't preformulate he mayn't preformulate we mayn't preformulate you mayn't preformulate they mayn't preformulate	I mayn't be preformulating you mayn't be preformulating he mayn't be preformulating we mayn't be preformulating you mayn't be preformulating they mayn't be preformulating
Perfect	V-ing perfect
I mayn't have preformulated you mayn't have preformulated he mayn't have preformulated we mayn't have preformulated you mayn't have preformulated they mayn't have preformulated	I mayn't have been preformulating you mayn't have been preformulating he mayn't have been preformulating we mayn't have been preformulating you mayn't have been preformulating they mayn't have been preformulating

Interrogative form

Simple form	V-ing form
may I preformulate? may you preformulate? may he preformulate? may we preformulate? may you preformulate? may they preformulate?	may I be preformulating? may you be preformulating? may he be preformulating? may we be preformulating? may you be preformulating? may they be preformulating?
Perfect	V-ing perfect
may I have preformulated? may you have preformulated? may he have preformulated? may we have preformulated? may you have preformulated? may they have preformulated?	may I have been preformulating? may you have been preformulating? may he have been preformulating? may we have been preformulating? may you have been preformulating? may they have been preformulating?

Interro-negative form

Simple form	V-ing form
mayn't I preformulate? mayn't you preformulate? mayn't he preformulate? mayn't we preformulate? mayn't you preformulate? mayn't they preformulate?	mayn't I be preformulating? mayn't you be preformulating? mayn't he be preformulating? mayn't we be preformulating? mayn't you be preformulating? mayn't they be preformulating?
Perfect	V-ing perfect
mayn't I have preformulated? mayn't you have preformulated? mayn't he have preformulated? mayn't we have preformulated? mayn't you have preformulated? mayn't they have preformulated?	mayn't I have been preformulating? mayn't you have been preformulating? mayn't he have been preformulating? mayn't we have been preformulating? mayn't you have been preformulating? mayn't they have been preformulating?