English verb conjugation MUST TELEPHONE

Regular verb: telephone - telephoned - telephoned

Affirmation

Simple form

I must telephone
you must telephone
he must telephone
we must telephone
you must telephone
they must telephone

V-ing form

I must be telephoning
you must be telephoning
he must be telephoning
we must be telephoning
you must be telephoning
they must be telephoning

Perfect

I must have telephoned
you must have telephoned
he must have telephoned
we must have telephoned
you must have telephoned
they must have telephoned

V-ing perfect

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

Negation

Simple form

I mustn't telephone
you mustn't telephone
he mustn't telephone
we mustn't telephone
you mustn't telephone
they mustn't telephone

V-ing form

I mustn't be telephoning
you mustn't be telephoning
he mustn't be telephoning
we mustn't be telephoning
you mustn't be telephoning
they mustn't be telephoning

Perfect

I mustn't have telephoned
you mustn't have telephoned
he mustn't have telephoned
we mustn't have telephoned
you mustn't have telephoned
they mustn't have telephoned

V-ing perfect

I mustn't have been telephoning
you mustn't have been telephoning
he mustn't have been telephoning
we mustn't have been telephoning
you mustn't have been telephoning
they mustn't have been telephoning

Interrogative form

Simple form

must I telephone?
must you telephone?
must he telephone?
must we telephone?
must you telephone?
must they telephone?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I telephone?
mustn't you telephone?
mustn't he telephone?
mustn't we telephone?
mustn't you telephone?
mustn't they telephone?

V-ing form

mustn't I be telephoning?
mustn't you be telephoning?
mustn't he be telephoning?
mustn't we be telephoning?
mustn't you be telephoning?
mustn't they be telephoning?

Perfect

mustn't I have telephoned?
mustn't you have telephoned?
mustn't he have telephoned?
mustn't we have telephoned?
mustn't you have telephoned?
mustn't they have telephoned?

V-ing perfect

mustn't I have been telephoning?
mustn't you have been telephoning?
mustn't he have been telephoning?
mustn't we have been telephoning?
mustn't you have been telephoning?
mustn't they have been telephoning?

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