English verb conjugation MUST CATCH

Irregular verb: catch - caught - caught

Affirmation

Simple form

I must catch
you must catch
he must catch
we must catch
you must catch
they must catch

V-ing form

I must be catching
you must be catching
he must be catching
we must be catching
you must be catching
they must be catching

Perfect

I must have caught
you must have caught
he must have caught
we must have caught
you must have caught
they must have caught

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I catch?
must you catch?
must he catch?
must we catch?
must you catch?
must they catch?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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