English verb conjugation MUST HICCOUGH

Regular verb: hiccough - hiccoughed - hiccoughed

Affirmation

Simple form

I must hiccough
you must hiccough
he must hiccough
we must hiccough
you must hiccough
they must hiccough

V-ing form

I must be hiccoughing
you must be hiccoughing
he must be hiccoughing
we must be hiccoughing
you must be hiccoughing
they must be hiccoughing

Perfect

I must have hiccoughed
you must have hiccoughed
he must have hiccoughed
we must have hiccoughed
you must have hiccoughed
they must have hiccoughed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I hiccough?
must you hiccough?
must he hiccough?
must we hiccough?
must you hiccough?
must they hiccough?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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