English verb conjugation MUST CRIPPLE

Regular verb: cripple - crippled - crippled

Affirmation

Simple form

I must cripple
you must cripple
he must cripple
we must cripple
you must cripple
they must cripple

V-ing form

I must be crippling
you must be crippling
he must be crippling
we must be crippling
you must be crippling
they must be crippling

Perfect

I must have crippled
you must have crippled
he must have crippled
we must have crippled
you must have crippled
they must have crippled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I cripple?
must you cripple?
must he cripple?
must we cripple?
must you cripple?
must they cripple?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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