English verb conjugation MUST LACE

Regular verb: lace - laced - laced

Affirmation

Simple form

I must lace
you must lace
he must lace
we must lace
you must lace
they must lace

V-ing form

I must be lacing
you must be lacing
he must be lacing
we must be lacing
you must be lacing
they must be lacing

Perfect

I must have laced
you must have laced
he must have laced
we must have laced
you must have laced
they must have laced

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I lace?
must you lace?
must he lace?
must we lace?
must you lace?
must they lace?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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