The Conjugator
English verb conjugation
MAY COST

Irregular verb: cost - cost - cost

Affirmation

Simple form

V-ing form

I may cost
you may cost
he may cost
we may cost
you may cost
they may cost		I may be costing
you may be costing
he may be costing
we may be costing
you may be costing
they may be costing

Perfect

V-ing perfect

I may have cost
you may have cost
he may have cost
we may have cost
you may have cost
they may have cost		I may have been costing
you may have been costing
he may have been costing
we may have been costing
you may have been costing
they may have been costing

Negation

Simple form

V-ing form

I mayn't cost
you mayn't cost
he mayn't cost
we mayn't cost
you mayn't cost
they mayn't cost		I mayn't be costing
you mayn't be costing
he mayn't be costing
we mayn't be costing
you mayn't be costing
they mayn't be costing

Perfect

V-ing perfect

I mayn't have cost
you mayn't have cost
he mayn't have cost
we mayn't have cost
you mayn't have cost
they mayn't have cost		I mayn't have been costing
you mayn't have been costing
he mayn't have been costing
we mayn't have been costing
you mayn't have been costing
they mayn't have been costing

Interrogative form

Simple form

V-ing form

may I cost?
may you cost?
may he cost?
may we cost?
may you cost?
may they cost?		may I be costing?
may you be costing?
may he be costing?
may we be costing?
may you be costing?
may they be costing?

Perfect

V-ing perfect

may I have cost?
may you have cost?
may he have cost?
may we have cost?
may you have cost?
may they have cost?		may I have been costing?
may you have been costing?
may he have been costing?
may we have been costing?
may you have been costing?
may they have been costing?

Interro-negative form

Simple form

V-ing form

mayn't I cost?
mayn't you cost?
mayn't he cost?
mayn't we cost?
mayn't you cost?
mayn't they cost?		mayn't I be costing?
mayn't you be costing?
mayn't he be costing?
mayn't we be costing?
mayn't you be costing?
mayn't they be costing?

Perfect

V-ing perfect

mayn't I have cost?
mayn't you have cost?
mayn't he have cost?
mayn't we have cost?
mayn't you have cost?
mayn't they have cost?		mayn't I have been costing?
mayn't you have been costing?
mayn't he have been costing?
mayn't we have been costing?
mayn't you have been costing?
mayn't they have been costing?