English verb conjugation
MUST TELEPHONE

Regular verb: telephone - telephoned - telephoned

Affirmation

Simple form	V-ing form
I must telephone you must telephone she must telephone we must telephone you must telephone they must telephone	I must be telephoning you must be telephoning she must be telephoning we must be telephoning you must be telephoning they must be telephoning
Perfect	V-ing perfect
I must have telephoned you must have telephoned she must have telephoned we must have telephoned you must have telephoned they must have telephoned	I must have been telephoning you must have been telephoning she must have been telephoning we must have been telephoning you must have been telephoning they must have been telephoning

Negation

Simple form	V-ing form
I must not telephone you must not telephone she must not telephone we must not telephone you must not telephone they must not telephone	I must not be telephoning you must not be telephoning she must not be telephoning we must not be telephoning you must not be telephoning they must not be telephoning
Perfect	V-ing perfect
I must not have telephoned you must not have telephoned she must not have telephoned we must not have telephoned you must not have telephoned they must not have telephoned	I must not have been telephoning you must not have been telephoning she must not have been telephoning we must not have been telephoning you must not have been telephoning they must not have been telephoning

Interrogative form

Simple form	V-ing form
must I telephone? must you telephone? must she telephone? must we telephone? must you telephone? must they telephone?	must I be telephoning? must you be telephoning? must she be telephoning? must we be telephoning? must you be telephoning? must they be telephoning?
Perfect	V-ing perfect
must I have telephoned? must you have telephoned? must she have telephoned? must we have telephoned? must you have telephoned? must they have telephoned?	must I have been telephoning? must you have been telephoning? must she have been telephoning? must we have been telephoning? must you have been telephoning? must they have been telephoning?

Interro-negative form

Simple form	V-ing form
must I not telephone? must you not telephone? must she not telephone? must we not telephone? must you not telephone? must they not telephone?	must I not be telephoning? must you not be telephoning? must she not be telephoning? must we not be telephoning? must you not be telephoning? must they not be telephoning?
Perfect	V-ing perfect
must I not have telephoned? must you not have telephoned? must she not have telephoned? must we not have telephoned? must you not have telephoned? must they not have telephoned?	must I not have been telephoning? must you not have been telephoning? must she not have been telephoning? must we not have been telephoning? must you not have been telephoning? must they not have been telephoning?