English verb conjugation MUST EFFACE

Regular verb: efface - effaced - effaced

Affirmation

Simple form

I must efface
you must efface
he must efface
we must efface
you must efface
they must efface

V-ing form

I must be effacing
you must be effacing
he must be effacing
we must be effacing
you must be effacing
they must be effacing

Perfect

I must have effaced
you must have effaced
he must have effaced
we must have effaced
you must have effaced
they must have effaced

V-ing perfect

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

Negation

Simple form

I must not efface
you must not efface
he must not efface
we must not efface
you must not efface
they must not efface

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I efface?
must you efface?
must he efface?
must we efface?
must you efface?
must they efface?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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