English verb conjugation MUST STRIKE

Irregular verb: strike - struck - struck, stricken

Affirmation

Simple form

I must strike
you must strike
she must strike
we must strike
you must strike
they must strike

V-ing form

I must be striking
you must be striking
she must be striking
we must be striking
you must be striking
they must be striking

Perfect

I must have struck, stricken
you must have struck, stricken
she must have struck, stricken
we must have struck, stricken
you must have struck, stricken
they must have struck, stricken

V-ing perfect

I must have been striking
you must have been striking
she must have been striking
we must have been striking
you must have been striking
they must have been striking

Negation

Simple form

I mustn't strike
you mustn't strike
she mustn't strike
we mustn't strike
you mustn't strike
they mustn't strike

V-ing form

I mustn't be striking
you mustn't be striking
she mustn't be striking
we mustn't be striking
you mustn't be striking
they mustn't be striking

Perfect

I mustn't have struck, stricken
you mustn't have struck, stricken
she mustn't have struck, stricken
we mustn't have struck, stricken
you mustn't have struck, stricken
they mustn't have struck, stricken

V-ing perfect

I mustn't have been striking
you mustn't have been striking
she mustn't have been striking
we mustn't have been striking
you mustn't have been striking
they mustn't have been striking

Interrogative form

Simple form

must I strike?
must you strike?
must she strike?
must we strike?
must you strike?
must they strike?

V-ing form

must I be striking?
must you be striking?
must she be striking?
must we be striking?
must you be striking?
must they be striking?

Perfect

must I have struck, stricken?
must you have struck, stricken?
must she have struck, stricken?
must we have struck, stricken?
must you have struck, stricken?
must they have struck, stricken?

V-ing perfect

must I have been striking?
must you have been striking?
must she have been striking?
must we have been striking?
must you have been striking?
must they have been striking?

Interro-negative form

Simple form

mustn't I strike?
mustn't you strike?
mustn't she strike?
mustn't we strike?
mustn't you strike?
mustn't they strike?

V-ing form

mustn't I be striking?
mustn't you be striking?
mustn't she be striking?
mustn't we be striking?
mustn't you be striking?
mustn't they be striking?

Perfect

mustn't I have struck, stricken?
mustn't you have struck, stricken?
mustn't she have struck, stricken?
mustn't we have struck, stricken?
mustn't you have struck, stricken?
mustn't they have struck, stricken?

V-ing perfect

mustn't I have been striking?
mustn't you have been striking?
mustn't she have been striking?
mustn't we have been striking?
mustn't you have been striking?
mustn't they have been striking?

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