English verb conjugation MUST INVIGILATE

Regular verb: invigilate - invigilated - invigilated

Affirmation

Simple form

I must invigilate
you must invigilate
he must invigilate
we must invigilate
you must invigilate
they must invigilate

V-ing form

I must be invigilating
you must be invigilating
he must be invigilating
we must be invigilating
you must be invigilating
they must be invigilating

Perfect

I must have invigilated
you must have invigilated
he must have invigilated
we must have invigilated
you must have invigilated
they must have invigilated

V-ing perfect

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

Negation

Simple form

I must not invigilate
you must not invigilate
he must not invigilate
we must not invigilate
you must not invigilate
they must not invigilate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I invigilate?
must you invigilate?
must he invigilate?
must we invigilate?
must you invigilate?
must they invigilate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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