The Conjugator
English verb conjugation
MUST CROSS

Regular verb: cross - crossed - crossed

Affirmation

Simple form

V-ing form

I must cross
you must cross
she must cross
we must cross
you must cross
they must cross
I must be crossing
you must be crossing
she must be crossing
we must be crossing
you must be crossing
they must be crossing

Perfect

V-ing perfect

I must have crossed
you must have crossed
she must have crossed
we must have crossed
you must have crossed
they must have crossed
I must have been crossing
you must have been crossing
she must have been crossing
we must have been crossing
you must have been crossing
they must have been crossing

Negation

Simple form

V-ing form

I mustn't cross
you mustn't cross
she mustn't cross
we mustn't cross
you mustn't cross
they mustn't cross
I mustn't be crossing
you mustn't be crossing
she mustn't be crossing
we mustn't be crossing
you mustn't be crossing
they mustn't be crossing

Perfect

V-ing perfect

I mustn't have crossed
you mustn't have crossed
she mustn't have crossed
we mustn't have crossed
you mustn't have crossed
they mustn't have crossed
I mustn't have been crossing
you mustn't have been crossing
she mustn't have been crossing
we mustn't have been crossing
you mustn't have been crossing
they mustn't have been crossing

Interrogative form

Simple form

V-ing form

must I cross?
must you cross?
must she cross?
must we cross?
must you cross?
must they cross?
must I be crossing?
must you be crossing?
must she be crossing?
must we be crossing?
must you be crossing?
must they be crossing?

Perfect

V-ing perfect

must I have crossed?
must you have crossed?
must she have crossed?
must we have crossed?
must you have crossed?
must they have crossed?
must I have been crossing?
must you have been crossing?
must she have been crossing?
must we have been crossing?
must you have been crossing?
must they have been crossing?

Interro-negative form

Simple form

V-ing form

mustn't I cross?
mustn't you cross?
mustn't she cross?
mustn't we cross?
mustn't you cross?
mustn't they cross?
mustn't I be crossing?
mustn't you be crossing?
mustn't she be crossing?
mustn't we be crossing?
mustn't you be crossing?
mustn't they be crossing?

Perfect

V-ing perfect

mustn't I have crossed?
mustn't you have crossed?
mustn't she have crossed?
mustn't we have crossed?
mustn't you have crossed?
mustn't they have crossed?
mustn't I have been crossing?
mustn't you have been crossing?
mustn't she have been crossing?
mustn't we have been crossing?
mustn't you have been crossing?
mustn't they have been crossing?