English verb conjugation MUST GRATE

Regular verb: grate - grated - grated

Affirmation

Simple form

I must grate
you must grate
he must grate
we must grate
you must grate
they must grate

V-ing form

I must be grating
you must be grating
he must be grating
we must be grating
you must be grating
they must be grating

Perfect

I must have grated
you must have grated
he must have grated
we must have grated
you must have grated
they must have grated

V-ing perfect

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

Negation

Simple form

I must not grate
you must not grate
he must not grate
we must not grate
you must not grate
they must not grate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I grate?
must you grate?
must he grate?
must we grate?
must you grate?
must they grate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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