English verb conjugation COULD SHAKE

Irregular verb: shake - shook - shaken

Affirmation

Simple form

I could shake
you could shake
he could shake
we could shake
you could shake
they could shake

V-ing form

I could be shaking
you could be shaking
he could be shaking
we could be shaking
you could be shaking
they could be shaking

Perfect

I could have shaken
you could have shaken
he could have shaken
we could have shaken
you could have shaken
they could have shaken

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I shake?
could you shake?
could he shake?
could we shake?
could you shake?
could they shake?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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