English verb conjugation MUST BUST

Regular verb: bust - busted - busted

Affirmation

Simple form

I must bust
you must bust
he must bust
we must bust
you must bust
they must bust

V-ing form

I must be busting
you must be busting
he must be busting
we must be busting
you must be busting
they must be busting

Perfect

I must have busted
you must have busted
he must have busted
we must have busted
you must have busted
they must have busted

V-ing perfect

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

Negation

Simple form

I must not bust
you must not bust
he must not bust
we must not bust
you must not bust
they must not bust

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I bust?
must you bust?
must he bust?
must we bust?
must you bust?
must they bust?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top