English verb conjugation MUST FILE

Regular verb: file - filed - filed

Affirmation

Simple form

I must file
you must file
he must file
we must file
you must file
they must file

V-ing form

I must be filing
you must be filing
he must be filing
we must be filing
you must be filing
they must be filing

Perfect

I must have filed
you must have filed
he must have filed
we must have filed
you must have filed
they must have filed

V-ing perfect

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

Negation

Simple form

I must not file
you must not file
he must not file
we must not file
you must not file
they must not file

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I file?
must you file?
must he file?
must we file?
must you file?
must they file?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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