Conjugación del verbo inglés MUST UNDERUSE

Verbo regular: underuse - underused - underused

Afirmación

Forma simple

I must underuse
you must underuse
he must underuse
we must underuse
you must underuse
they must underuse

Forma con V-ing

I must be underusing
you must be underusing
he must be underusing
we must be underusing
you must be underusing
they must be underusing

Perfecto

I must have underused
you must have underused
he must have underused
we must have underused
you must have underused
they must have underused

Perfecto con V-ing

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

Negación

Forma simple

I must not underuse
you must not underuse
he must not underuse
we must not underuse
you must not underuse
they must not underuse

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interrogativa

Forma simple

must I underuse?
must you underuse?
must he underuse?
must we underuse?
must you underuse?
must they underuse?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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