English verb conjugation MUST ENTERTAIN

Regular verb: entertain - entertained - entertained

Affirmation

Simple form

I must entertain
you must entertain
he must entertain
we must entertain
you must entertain
they must entertain

V-ing form

I must be entertaining
you must be entertaining
he must be entertaining
we must be entertaining
you must be entertaining
they must be entertaining

Perfect

I must have entertained
you must have entertained
he must have entertained
we must have entertained
you must have entertained
they must have entertained

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I entertain?
must you entertain?
must he entertain?
must we entertain?
must you entertain?
must they entertain?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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