English verb conjugation MUST LIP

Regular verb: lip - liped - liped

Affirmation

Simple form

I must lip
you must lip
he must lip
we must lip
you must lip
they must lip

V-ing form

I must be liping
you must be liping
he must be liping
we must be liping
you must be liping
they must be liping

Perfect

I must have liped
you must have liped
he must have liped
we must have liped
you must have liped
they must have liped

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I lip?
must you lip?
must he lip?
must we lip?
must you lip?
must they lip?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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