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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation MUST BUSY

Regular verb: busy - busied - busied


Affirmation

Simple form
I must busy
you must busy
she must busy
we must busy
you must busy
they must busy
V-ing form
I must be busying
you must be busying
she must be busying
we must be busying
you must be busying
they must be busying
Perfect
I must have busied
you must have busied
she must have busied
we must have busied
you must have busied
they must have busied
V-ing perfect
I must have been busying
you must have been busying
she must have been busying
we must have been busying
you must have been busying
they must have been busying

Negation

Simple form
I mustn't busy
you mustn't busy
she mustn't busy
we mustn't busy
you mustn't busy
they mustn't busy
V-ing form
I mustn't be busying
you mustn't be busying
she mustn't be busying
we mustn't be busying
you mustn't be busying
they mustn't be busying
Perfect
I mustn't have busied
you mustn't have busied
she mustn't have busied
we mustn't have busied
you mustn't have busied
they mustn't have busied
V-ing perfect
I mustn't have been busying
you mustn't have been busying
she mustn't have been busying
we mustn't have been busying
you mustn't have been busying
they mustn't have been busying

Interrogative form

Simple form
must I busy?
must you busy?
must she busy?
must we busy?
must you busy?
must they busy?
V-ing form
must I be busying?
must you be busying?
must she be busying?
must we be busying?
must you be busying?
must they be busying?
Perfect
must I have busied?
must you have busied?
must she have busied?
must we have busied?
must you have busied?
must they have busied?
V-ing perfect
must I have been busying?
must you have been busying?
must she have been busying?
must we have been busying?
must you have been busying?
must they have been busying?

Interro-negative form

Simple form
mustn't I busy?
mustn't you busy?
mustn't she busy?
mustn't we busy?
mustn't you busy?
mustn't they busy?
V-ing form
mustn't I be busying?
mustn't you be busying?
mustn't she be busying?
mustn't we be busying?
mustn't you be busying?
mustn't they be busying?
Perfect
mustn't I have busied?
mustn't you have busied?
mustn't she have busied?
mustn't we have busied?
mustn't you have busied?
mustn't they have busied?
V-ing perfect
mustn't I have been busying?
mustn't you have been busying?
mustn't she have been busying?
mustn't we have been busying?
mustn't you have been busying?
mustn't they have been busying?