English verb conjugation MUST FEAR

Regular verb: fear - feared - feared

Affirmation

Simple form

I must fear
you must fear
she must fear
we must fear
you must fear
they must fear

V-ing form

I must be fearing
you must be fearing
she must be fearing
we must be fearing
you must be fearing
they must be fearing

Perfect

I must have feared
you must have feared
she must have feared
we must have feared
you must have feared
they must have feared

V-ing perfect

I must have been fearing
you must have been fearing
she must have been fearing
we must have been fearing
you must have been fearing
they must have been fearing

Negation

Simple form

I mustn't fear
you mustn't fear
she mustn't fear
we mustn't fear
you mustn't fear
they mustn't fear

V-ing form

I mustn't be fearing
you mustn't be fearing
she mustn't be fearing
we mustn't be fearing
you mustn't be fearing
they mustn't be fearing

Perfect

I mustn't have feared
you mustn't have feared
she mustn't have feared
we mustn't have feared
you mustn't have feared
they mustn't have feared

V-ing perfect

I mustn't have been fearing
you mustn't have been fearing
she mustn't have been fearing
we mustn't have been fearing
you mustn't have been fearing
they mustn't have been fearing

Interrogative form

Simple form

must I fear?
must you fear?
must she fear?
must we fear?
must you fear?
must they fear?

V-ing form

must I be fearing?
must you be fearing?
must she be fearing?
must we be fearing?
must you be fearing?
must they be fearing?

Perfect

must I have feared?
must you have feared?
must she have feared?
must we have feared?
must you have feared?
must they have feared?

V-ing perfect

must I have been fearing?
must you have been fearing?
must she have been fearing?
must we have been fearing?
must you have been fearing?
must they have been fearing?

Interro-negative form

Simple form

mustn't I fear?
mustn't you fear?
mustn't she fear?
mustn't we fear?
mustn't you fear?
mustn't they fear?

V-ing form

mustn't I be fearing?
mustn't you be fearing?
mustn't she be fearing?
mustn't we be fearing?
mustn't you be fearing?
mustn't they be fearing?

Perfect

mustn't I have feared?
mustn't you have feared?
mustn't she have feared?
mustn't we have feared?
mustn't you have feared?
mustn't they have feared?

V-ing perfect

mustn't I have been fearing?
mustn't you have been fearing?
mustn't she have been fearing?
mustn't we have been fearing?
mustn't you have been fearing?
mustn't they have been fearing?

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