English verb conjugation MUST SHAKE

Irregular verb: shake - shook - shaken

Affirmation

Simple form

I must shake
you must shake
he must shake
we must shake
you must shake
they must shake

V-ing form

I must be shaking
you must be shaking
he must be shaking
we must be shaking
you must be shaking
they must be shaking

Perfect

I must have shaken
you must have shaken
he must have shaken
we must have shaken
you must have shaken
they must have shaken

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I shake?
must you shake?
must he shake?
must we shake?
must you shake?
must they shake?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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