English verb conjugation
MUST TENON

Regular verb: tenon - tenoned - tenoned

Affirmation

Simple form	V-ing form
I must tenon you must tenon he must tenon we must tenon you must tenon they must tenon	I must be tenoning you must be tenoning he must be tenoning we must be tenoning you must be tenoning they must be tenoning
Perfect	V-ing perfect
I must have tenoned you must have tenoned he must have tenoned we must have tenoned you must have tenoned they must have tenoned	I must have been tenoning you must have been tenoning he must have been tenoning we must have been tenoning you must have been tenoning they must have been tenoning

Negation

Simple form	V-ing form
I must not tenon you must not tenon he must not tenon we must not tenon you must not tenon they must not tenon	I must not be tenoning you must not be tenoning he must not be tenoning we must not be tenoning you must not be tenoning they must not be tenoning
Perfect	V-ing perfect
I must not have tenoned you must not have tenoned he must not have tenoned we must not have tenoned you must not have tenoned they must not have tenoned	I must not have been tenoning you must not have been tenoning he must not have been tenoning we must not have been tenoning you must not have been tenoning they must not have been tenoning

Interrogative form

Simple form	V-ing form
must I tenon? must you tenon? must he tenon? must we tenon? must you tenon? must they tenon?	must I be tenoning? must you be tenoning? must he be tenoning? must we be tenoning? must you be tenoning? must they be tenoning?
Perfect	V-ing perfect
must I have tenoned? must you have tenoned? must he have tenoned? must we have tenoned? must you have tenoned? must they have tenoned?	must I have been tenoning? must you have been tenoning? must he have been tenoning? must we have been tenoning? must you have been tenoning? must they have been tenoning?

Interro-negative form

Simple form	V-ing form
must I not tenon? must you not tenon? must he not tenon? must we not tenon? must you not tenon? must they not tenon?	must I not be tenoning? must you not be tenoning? must he not be tenoning? must we not be tenoning? must you not be tenoning? must they not be tenoning?
Perfect	V-ing perfect
must I not have tenoned? must you not have tenoned? must he not have tenoned? must we not have tenoned? must you not have tenoned? must they not have tenoned?	must I not have been tenoning? must you not have been tenoning? must he not have been tenoning? must we not have been tenoning? must you not have been tenoning? must they not have been tenoning?