English verb conjugation MAY CERTIFICATE

Regular verb: certificate - certificated - certificated

Affirmation

Simple form

I may certificate
you may certificate
he may certificate
we may certificate
you may certificate
they may certificate

V-ing form

I may be certificating
you may be certificating
he may be certificating
we may be certificating
you may be certificating
they may be certificating

Perfect

I may have certificated
you may have certificated
he may have certificated
we may have certificated
you may have certificated
they may have certificated

V-ing perfect

I may have been certificating
you may have been certificating
he may have been certificating
we may have been certificating
you may have been certificating
they may have been certificating

Negation

Simple form

I mayn't certificate
you mayn't certificate
he mayn't certificate
we mayn't certificate
you mayn't certificate
they mayn't certificate

V-ing form

I mayn't be certificating
you mayn't be certificating
he mayn't be certificating
we mayn't be certificating
you mayn't be certificating
they mayn't be certificating

Perfect

I mayn't have certificated
you mayn't have certificated
he mayn't have certificated
we mayn't have certificated
you mayn't have certificated
they mayn't have certificated

V-ing perfect

I mayn't have been certificating
you mayn't have been certificating
he mayn't have been certificating
we mayn't have been certificating
you mayn't have been certificating
they mayn't have been certificating

Interrogative form

Simple form

may I certificate?
may you certificate?
may he certificate?
may we certificate?
may you certificate?
may they certificate?

V-ing form

may I be certificating?
may you be certificating?
may he be certificating?
may we be certificating?
may you be certificating?
may they be certificating?

Perfect

may I have certificated?
may you have certificated?
may he have certificated?
may we have certificated?
may you have certificated?
may they have certificated?

V-ing perfect

may I have been certificating?
may you have been certificating?
may he have been certificating?
may we have been certificating?
may you have been certificating?
may they have been certificating?

Interro-negative form

Simple form

mayn't I certificate?
mayn't you certificate?
mayn't he certificate?
mayn't we certificate?
mayn't you certificate?
mayn't they certificate?

V-ing form

mayn't I be certificating?
mayn't you be certificating?
mayn't he be certificating?
mayn't we be certificating?
mayn't you be certificating?
mayn't they be certificating?

Perfect

mayn't I have certificated?
mayn't you have certificated?
mayn't he have certificated?
mayn't we have certificated?
mayn't you have certificated?
mayn't they have certificated?

V-ing perfect

mayn't I have been certificating?
mayn't you have been certificating?
mayn't he have been certificating?
mayn't we have been certificating?
mayn't you have been certificating?
mayn't they have been certificating?

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