English verb conjugation
MAY PREPLACE

Regular verb: preplace - preplaced - preplaced

Affirmation

Simple form	V-ing form
I may preplace you may preplace she may preplace we may preplace you may preplace they may preplace	I may be preplacing you may be preplacing she may be preplacing we may be preplacing you may be preplacing they may be preplacing
Perfect	V-ing perfect
I may have preplaced you may have preplaced she may have preplaced we may have preplaced you may have preplaced they may have preplaced	I may have been preplacing you may have been preplacing she may have been preplacing we may have been preplacing you may have been preplacing they may have been preplacing

Negation

Simple form	V-ing form
I mayn't preplace you mayn't preplace she mayn't preplace we mayn't preplace you mayn't preplace they mayn't preplace	I mayn't be preplacing you mayn't be preplacing she mayn't be preplacing we mayn't be preplacing you mayn't be preplacing they mayn't be preplacing
Perfect	V-ing perfect
I mayn't have preplaced you mayn't have preplaced she mayn't have preplaced we mayn't have preplaced you mayn't have preplaced they mayn't have preplaced	I mayn't have been preplacing you mayn't have been preplacing she mayn't have been preplacing we mayn't have been preplacing you mayn't have been preplacing they mayn't have been preplacing

Interrogative form

Simple form	V-ing form
may I preplace? may you preplace? may she preplace? may we preplace? may you preplace? may they preplace?	may I be preplacing? may you be preplacing? may she be preplacing? may we be preplacing? may you be preplacing? may they be preplacing?
Perfect	V-ing perfect
may I have preplaced? may you have preplaced? may she have preplaced? may we have preplaced? may you have preplaced? may they have preplaced?	may I have been preplacing? may you have been preplacing? may she have been preplacing? may we have been preplacing? may you have been preplacing? may they have been preplacing?

Interro-negative form

Simple form	V-ing form
mayn't I preplace? mayn't you preplace? mayn't she preplace? mayn't we preplace? mayn't you preplace? mayn't they preplace?	mayn't I be preplacing? mayn't you be preplacing? mayn't she be preplacing? mayn't we be preplacing? mayn't you be preplacing? mayn't they be preplacing?
Perfect	V-ing perfect
mayn't I have preplaced? mayn't you have preplaced? mayn't she have preplaced? mayn't we have preplaced? mayn't you have preplaced? mayn't they have preplaced?	mayn't I have been preplacing? mayn't you have been preplacing? mayn't she have been preplacing? mayn't we have been preplacing? mayn't you have been preplacing? mayn't they have been preplacing?