English verb conjugation MUST DRILL

Regular verb: drill - drilled - drilled

Affirmation

Simple form

I must drill
you must drill
he must drill
we must drill
you must drill
they must drill

V-ing form

I must be drilling
you must be drilling
he must be drilling
we must be drilling
you must be drilling
they must be drilling

Perfect

I must have drilled
you must have drilled
he must have drilled
we must have drilled
you must have drilled
they must have drilled

V-ing perfect

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

Negation

Simple form

I must not drill
you must not drill
he must not drill
we must not drill
you must not drill
they must not drill

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I drill?
must you drill?
must he drill?
must we drill?
must you drill?
must they drill?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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