English verb conjugation MUST OVERTURN

Regular verb: overturn - overturned - overturned

Affirmation

Simple form

I must overturn
you must overturn
she must overturn
we must overturn
you must overturn
they must overturn

V-ing form

I must be overturning
you must be overturning
she must be overturning
we must be overturning
you must be overturning
they must be overturning

Perfect

I must have overturned
you must have overturned
she must have overturned
we must have overturned
you must have overturned
they must have overturned

V-ing perfect

I must have been overturning
you must have been overturning
she must have been overturning
we must have been overturning
you must have been overturning
they must have been overturning

Negation

Simple form

I must not overturn
you must not overturn
she must not overturn
we must not overturn
you must not overturn
they must not overturn

V-ing form

I must not be overturning
you must not be overturning
she must not be overturning
we must not be overturning
you must not be overturning
they must not be overturning

Perfect

I must not have overturned
you must not have overturned
she must not have overturned
we must not have overturned
you must not have overturned
they must not have overturned

V-ing perfect

I must not have been overturning
you must not have been overturning
she must not have been overturning
we must not have been overturning
you must not have been overturning
they must not have been overturning

Interrogative form

Simple form

must I overturn?
must you overturn?
must she overturn?
must we overturn?
must you overturn?
must they overturn?

V-ing form

must I be overturning?
must you be overturning?
must she be overturning?
must we be overturning?
must you be overturning?
must they be overturning?

Perfect

must I have overturned?
must you have overturned?
must she have overturned?
must we have overturned?
must you have overturned?
must they have overturned?

V-ing perfect

must I have been overturning?
must you have been overturning?
must she have been overturning?
must we have been overturning?
must you have been overturning?
must they have been overturning?

Interro-negative form

Simple form

must I not overturn?
must you not overturn?
must she not overturn?
must we not overturn?
must you not overturn?
must they not overturn?

V-ing form

must I not be overturning?
must you not be overturning?
must she not be overturning?
must we not be overturning?
must you not be overturning?
must they not be overturning?

Perfect

must I not have overturned?
must you not have overturned?
must she not have overturned?
must we not have overturned?
must you not have overturned?
must they not have overturned?

V-ing perfect

must I not have been overturning?
must you not have been overturning?
must she not have been overturning?
must we not have been overturning?
must you not have been overturning?
must they not have been overturning?

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