English verb conjugation MUST OPERATE

Regular verb: operate - operated - operated

Affirmation

Simple form

I must operate
you must operate
he must operate
we must operate
you must operate
they must operate

V-ing form

I must be operating
you must be operating
he must be operating
we must be operating
you must be operating
they must be operating

Perfect

I must have operated
you must have operated
he must have operated
we must have operated
you must have operated
they must have operated

V-ing perfect

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

Negation

Simple form

I must not operate
you must not operate
he must not operate
we must not operate
you must not operate
they must not operate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I operate?
must you operate?
must he operate?
must we operate?
must you operate?
must they operate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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