The Conjugator
English verb conjugation
MUST START

Regular verb: start - started - started

Affirmation

Simple form

V-ing form

I must start
you must start
he must start
we must start
you must start
they must start
I must be starting
you must be starting
he must be starting
we must be starting
you must be starting
they must be starting

Perfect

V-ing perfect

I must have started
you must have started
he must have started
we must have started
you must have started
they must have started
I must have been starting
you must have been starting
he must have been starting
we must have been starting
you must have been starting
they must have been starting

Negation

Simple form

V-ing form

I must not start
you must not start
he must not start
we must not start
you must not start
they must not start
I must not be starting
you must not be starting
he must not be starting
we must not be starting
you must not be starting
they must not be starting

Perfect

V-ing perfect

I must not have started
you must not have started
he must not have started
we must not have started
you must not have started
they must not have started
I must not have been starting
you must not have been starting
he must not have been starting
we must not have been starting
you must not have been starting
they must not have been starting

Interrogative form

Simple form

V-ing form

must I start?
must you start?
must he start?
must we start?
must you start?
must they start?
must I be starting?
must you be starting?
must he be starting?
must we be starting?
must you be starting?
must they be starting?

Perfect

V-ing perfect

must I have started?
must you have started?
must he have started?
must we have started?
must you have started?
must they have started?
must I have been starting?
must you have been starting?
must he have been starting?
must we have been starting?
must you have been starting?
must they have been starting?

Interro-negative form

Simple form

V-ing form

must I not start?
must you not start?
must he not start?
must we not start?
must you not start?
must they not start?
must I not be starting?
must you not be starting?
must he not be starting?
must we not be starting?
must you not be starting?
must they not be starting?

Perfect

V-ing perfect

must I not have started?
must you not have started?
must he not have started?
must we not have started?
must you not have started?
must they not have started?
must I not have been starting?
must you not have been starting?
must he not have been starting?
must we not have been starting?
must you not have been starting?
must they not have been starting?