English verb conjugation MUST UPTURN

Regular verb: upturn - upturned - upturned

Affirmation

Simple form

I must upturn
you must upturn
he must upturn
we must upturn
you must upturn
they must upturn

V-ing form

I must be upturning
you must be upturning
he must be upturning
we must be upturning
you must be upturning
they must be upturning

Perfect

I must have upturned
you must have upturned
he must have upturned
we must have upturned
you must have upturned
they must have upturned

V-ing perfect

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

Negation

Simple form

I must not upturn
you must not upturn
he must not upturn
we must not upturn
you must not upturn
they must not upturn

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I upturn?
must you upturn?
must he upturn?
must we upturn?
must you upturn?
must they upturn?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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