English verb conjugation
MAY PRECONDITION

Regular verb: precondition - preconditioned - preconditioned

Affirmation

Simple form	V-ing form
I may precondition you may precondition he may precondition we may precondition you may precondition they may precondition	I may be preconditioning you may be preconditioning he may be preconditioning we may be preconditioning you may be preconditioning they may be preconditioning
Perfect	V-ing perfect
I may have preconditioned you may have preconditioned he may have preconditioned we may have preconditioned you may have preconditioned they may have preconditioned	I may have been preconditioning you may have been preconditioning he may have been preconditioning we may have been preconditioning you may have been preconditioning they may have been preconditioning

Negation

Simple form	V-ing form
I mayn't precondition you mayn't precondition he mayn't precondition we mayn't precondition you mayn't precondition they mayn't precondition	I mayn't be preconditioning you mayn't be preconditioning he mayn't be preconditioning we mayn't be preconditioning you mayn't be preconditioning they mayn't be preconditioning
Perfect	V-ing perfect
I mayn't have preconditioned you mayn't have preconditioned he mayn't have preconditioned we mayn't have preconditioned you mayn't have preconditioned they mayn't have preconditioned	I mayn't have been preconditioning you mayn't have been preconditioning he mayn't have been preconditioning we mayn't have been preconditioning you mayn't have been preconditioning they mayn't have been preconditioning

Interrogative form

Simple form	V-ing form
may I precondition? may you precondition? may he precondition? may we precondition? may you precondition? may they precondition?	may I be preconditioning? may you be preconditioning? may he be preconditioning? may we be preconditioning? may you be preconditioning? may they be preconditioning?
Perfect	V-ing perfect
may I have preconditioned? may you have preconditioned? may he have preconditioned? may we have preconditioned? may you have preconditioned? may they have preconditioned?	may I have been preconditioning? may you have been preconditioning? may he have been preconditioning? may we have been preconditioning? may you have been preconditioning? may they have been preconditioning?

Interro-negative form

Simple form	V-ing form
mayn't I precondition? mayn't you precondition? mayn't he precondition? mayn't we precondition? mayn't you precondition? mayn't they precondition?	mayn't I be preconditioning? mayn't you be preconditioning? mayn't he be preconditioning? mayn't we be preconditioning? mayn't you be preconditioning? mayn't they be preconditioning?
Perfect	V-ing perfect
mayn't I have preconditioned? mayn't you have preconditioned? mayn't he have preconditioned? mayn't we have preconditioned? mayn't you have preconditioned? mayn't they have preconditioned?	mayn't I have been preconditioning? mayn't you have been preconditioning? mayn't he have been preconditioning? mayn't we have been preconditioning? mayn't you have been preconditioning? mayn't they have been preconditioning?