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

English verb conjugation MUST RUN

Irregular verb: run - ran - run


Affirmation

Simple form
I must run
you must run
he must run
we must run
you must run
they must run
V-ing form
I must be running
you must be running
he must be running
we must be running
you must be running
they must be running
Perfect
I must have run
you must have run
he must have run
we must have run
you must have run
they must have run
V-ing perfect
I must have been running
you must have been running
he must have been running
we must have been running
you must have been running
they must have been running

Negation

Simple form
I mustn't run
you mustn't run
he mustn't run
we mustn't run
you mustn't run
they mustn't run
V-ing form
I mustn't be running
you mustn't be running
he mustn't be running
we mustn't be running
you mustn't be running
they mustn't be running
Perfect
I mustn't have run
you mustn't have run
he mustn't have run
we mustn't have run
you mustn't have run
they mustn't have run
V-ing perfect
I mustn't have been running
you mustn't have been running
he mustn't have been running
we mustn't have been running
you mustn't have been running
they mustn't have been running

Interrogative form

Simple form
must I run?
must you run?
must he run?
must we run?
must you run?
must they run?
V-ing form
must I be running?
must you be running?
must he be running?
must we be running?
must you be running?
must they be running?
Perfect
must I have run?
must you have run?
must he have run?
must we have run?
must you have run?
must they have run?
V-ing perfect
must I have been running?
must you have been running?
must he have been running?
must we have been running?
must you have been running?
must they have been running?

Interro-negative form

Simple form
mustn't I run?
mustn't you run?
mustn't he run?
mustn't we run?
mustn't you run?
mustn't they run?
V-ing form
mustn't I be running?
mustn't you be running?
mustn't he be running?
mustn't we be running?
mustn't you be running?
mustn't they be running?
Perfect
mustn't I have run?
mustn't you have run?
mustn't he have run?
mustn't we have run?
mustn't you have run?
mustn't they have run?
V-ing perfect
mustn't I have been running?
mustn't you have been running?
mustn't he have been running?
mustn't we have been running?
mustn't you have been running?
mustn't they have been running?