English verb conjugation
MAY PREPLAN

Regular verb: preplan - preplaned - preplaned

Affirmation

Simple form	V-ing form
I may preplan you may preplan she may preplan we may preplan you may preplan they may preplan	I may be preplaning you may be preplaning she may be preplaning we may be preplaning you may be preplaning they may be preplaning
Perfect	V-ing perfect
I may have preplaned you may have preplaned she may have preplaned we may have preplaned you may have preplaned they may have preplaned	I may have been preplaning you may have been preplaning she may have been preplaning we may have been preplaning you may have been preplaning they may have been preplaning

Negation

Simple form	V-ing form
I mayn't preplan you mayn't preplan she mayn't preplan we mayn't preplan you mayn't preplan they mayn't preplan	I mayn't be preplaning you mayn't be preplaning she mayn't be preplaning we mayn't be preplaning you mayn't be preplaning they mayn't be preplaning
Perfect	V-ing perfect
I mayn't have preplaned you mayn't have preplaned she mayn't have preplaned we mayn't have preplaned you mayn't have preplaned they mayn't have preplaned	I mayn't have been preplaning you mayn't have been preplaning she mayn't have been preplaning we mayn't have been preplaning you mayn't have been preplaning they mayn't have been preplaning

Interrogative form

Simple form	V-ing form
may I preplan? may you preplan? may she preplan? may we preplan? may you preplan? may they preplan?	may I be preplaning? may you be preplaning? may she be preplaning? may we be preplaning? may you be preplaning? may they be preplaning?
Perfect	V-ing perfect
may I have preplaned? may you have preplaned? may she have preplaned? may we have preplaned? may you have preplaned? may they have preplaned?	may I have been preplaning? may you have been preplaning? may she have been preplaning? may we have been preplaning? may you have been preplaning? may they have been preplaning?

Interro-negative form

Simple form	V-ing form
mayn't I preplan? mayn't you preplan? mayn't she preplan? mayn't we preplan? mayn't you preplan? mayn't they preplan?	mayn't I be preplaning? mayn't you be preplaning? mayn't she be preplaning? mayn't we be preplaning? mayn't you be preplaning? mayn't they be preplaning?
Perfect	V-ing perfect
mayn't I have preplaned? mayn't you have preplaned? mayn't she have preplaned? mayn't we have preplaned? mayn't you have preplaned? mayn't they have preplaned?	mayn't I have been preplaning? mayn't you have been preplaning? mayn't she have been preplaning? mayn't we have been preplaning? mayn't you have been preplaning? mayn't they have been preplaning?