English verb conjugation MUST SOUGH

Regular verb: sough - soughed - soughed

Affirmation

Simple form

I must sough
you must sough
he must sough
we must sough
you must sough
they must sough

V-ing form

I must be soughing
you must be soughing
he must be soughing
we must be soughing
you must be soughing
they must be soughing

Perfect

I must have soughed
you must have soughed
he must have soughed
we must have soughed
you must have soughed
they must have soughed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I sough?
must you sough?
must he sough?
must we sough?
must you sough?
must they sough?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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