English verb conjugation MUST ENTHUSE

Regular verb: enthuse - enthused - enthused

Affirmation

Simple form

I must enthuse
you must enthuse
he must enthuse
we must enthuse
you must enthuse
they must enthuse

V-ing form

I must be enthusing
you must be enthusing
he must be enthusing
we must be enthusing
you must be enthusing
they must be enthusing

Perfect

I must have enthused
you must have enthused
he must have enthused
we must have enthused
you must have enthused
they must have enthused

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I enthuse?
must you enthuse?
must he enthuse?
must we enthuse?
must you enthuse?
must they enthuse?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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