English verb conjugation MUST SWEAR

Irregular verb: swear - swore - sworn

Affirmation

Simple form

I must swear
you must swear
he must swear
we must swear
you must swear
they must swear

V-ing form

I must be swearing
you must be swearing
he must be swearing
we must be swearing
you must be swearing
they must be swearing

Perfect

I must have sworn
you must have sworn
he must have sworn
we must have sworn
you must have sworn
they must have sworn

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I swear?
must you swear?
must he swear?
must we swear?
must you swear?
must they swear?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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