English verb conjugation MUST TREK

Regular verb: trek - trekked - trekked

Affirmation

Simple form

I must trek
you must trek
he must trek
we must trek
you must trek
they must trek

V-ing form

I must be trekking
you must be trekking
he must be trekking
we must be trekking
you must be trekking
they must be trekking

Perfect

I must have trekked
you must have trekked
he must have trekked
we must have trekked
you must have trekked
they must have trekked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I trek?
must you trek?
must he trek?
must we trek?
must you trek?
must they trek?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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