English verb conjugation MUST DEFROST

Regular verb: defrost - defrosted - defrosted

Affirmation

Simple form

I must defrost
you must defrost
he must defrost
we must defrost
you must defrost
they must defrost

V-ing form

I must be defrosting
you must be defrosting
he must be defrosting
we must be defrosting
you must be defrosting
they must be defrosting

Perfect

I must have defrosted
you must have defrosted
he must have defrosted
we must have defrosted
you must have defrosted
they must have defrosted

V-ing perfect

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

Negation

Simple form

I mustn't defrost
you mustn't defrost
he mustn't defrost
we mustn't defrost
you mustn't defrost
they mustn't defrost

V-ing form

I mustn't be defrosting
you mustn't be defrosting
he mustn't be defrosting
we mustn't be defrosting
you mustn't be defrosting
they mustn't be defrosting

Perfect

I mustn't have defrosted
you mustn't have defrosted
he mustn't have defrosted
we mustn't have defrosted
you mustn't have defrosted
they mustn't have defrosted

V-ing perfect

I mustn't have been defrosting
you mustn't have been defrosting
he mustn't have been defrosting
we mustn't have been defrosting
you mustn't have been defrosting
they mustn't have been defrosting

Interrogative form

Simple form

must I defrost?
must you defrost?
must he defrost?
must we defrost?
must you defrost?
must they defrost?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I defrost?
mustn't you defrost?
mustn't he defrost?
mustn't we defrost?
mustn't you defrost?
mustn't they defrost?

V-ing form

mustn't I be defrosting?
mustn't you be defrosting?
mustn't he be defrosting?
mustn't we be defrosting?
mustn't you be defrosting?
mustn't they be defrosting?

Perfect

mustn't I have defrosted?
mustn't you have defrosted?
mustn't he have defrosted?
mustn't we have defrosted?
mustn't you have defrosted?
mustn't they have defrosted?

V-ing perfect

mustn't I have been defrosting?
mustn't you have been defrosting?
mustn't he have been defrosting?
mustn't we have been defrosting?
mustn't you have been defrosting?
mustn't they have been defrosting?

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