English verb conjugation MUST OVERWINTER

Regular verb: overwinter - overwintered - overwintered

Affirmation

Simple form

I must overwinter
you must overwinter
he must overwinter
we must overwinter
you must overwinter
they must overwinter

V-ing form

I must be overwintering
you must be overwintering
he must be overwintering
we must be overwintering
you must be overwintering
they must be overwintering

Perfect

I must have overwintered
you must have overwintered
he must have overwintered
we must have overwintered
you must have overwintered
they must have overwintered

V-ing perfect

I must have been overwintering
you must have been overwintering
he must have been overwintering
we must have been overwintering
you must have been overwintering
they must have been overwintering

Negation

Simple form

I must not overwinter
you must not overwinter
he must not overwinter
we must not overwinter
you must not overwinter
they must not overwinter

V-ing form

I must not be overwintering
you must not be overwintering
he must not be overwintering
we must not be overwintering
you must not be overwintering
they must not be overwintering

Perfect

I must not have overwintered
you must not have overwintered
he must not have overwintered
we must not have overwintered
you must not have overwintered
they must not have overwintered

V-ing perfect

I must not have been overwintering
you must not have been overwintering
he must not have been overwintering
we must not have been overwintering
you must not have been overwintering
they must not have been overwintering

Interrogative form

Simple form

must I overwinter?
must you overwinter?
must he overwinter?
must we overwinter?
must you overwinter?
must they overwinter?

V-ing form

must I be overwintering?
must you be overwintering?
must he be overwintering?
must we be overwintering?
must you be overwintering?
must they be overwintering?

Perfect

must I have overwintered?
must you have overwintered?
must he have overwintered?
must we have overwintered?
must you have overwintered?
must they have overwintered?

V-ing perfect

must I have been overwintering?
must you have been overwintering?
must he have been overwintering?
must we have been overwintering?
must you have been overwintering?
must they have been overwintering?

Interro-negative form

Simple form

must I not overwinter?
must you not overwinter?
must he not overwinter?
must we not overwinter?
must you not overwinter?
must they not overwinter?

V-ing form

must I not be overwintering?
must you not be overwintering?
must he not be overwintering?
must we not be overwintering?
must you not be overwintering?
must they not be overwintering?

Perfect

must I not have overwintered?
must you not have overwintered?
must he not have overwintered?
must we not have overwintered?
must you not have overwintered?
must they not have overwintered?

V-ing perfect

must I not have been overwintering?
must you not have been overwintering?
must he not have been overwintering?
must we not have been overwintering?
must you not have been overwintering?
must they not have been overwintering?

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