English verb conjugation MUST LEK

Regular verb: lek - leked - leked

Affirmation

Simple form

I must lek
you must lek
he must lek
we must lek
you must lek
they must lek

V-ing form

I must be leking
you must be leking
he must be leking
we must be leking
you must be leking
they must be leking

Perfect

I must have leked
you must have leked
he must have leked
we must have leked
you must have leked
they must have leked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I lek?
must you lek?
must he lek?
must we lek?
must you lek?
must they lek?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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