English verb conjugation COULD SHIVER

Regular verb: shiver - shivered - shivered

Affirmation

Simple form

I could shiver
you could shiver
he could shiver
we could shiver
you could shiver
they could shiver

V-ing form

I could be shivering
you could be shivering
he could be shivering
we could be shivering
you could be shivering
they could be shivering

Perfect

I could have shivered
you could have shivered
he could have shivered
we could have shivered
you could have shivered
they could have shivered

V-ing perfect

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

Negation

Simple form

I could not shiver
you could not shiver
he could not shiver
we could not shiver
you could not shiver
they could not shiver

V-ing form

I could not be shivering
you could not be shivering
he could not be shivering
we could not be shivering
you could not be shivering
they could not be shivering

Perfect

I could not have shivered
you could not have shivered
he could not have shivered
we could not have shivered
you could not have shivered
they could not have shivered

V-ing perfect

I could not have been shivering
you could not have been shivering
he could not have been shivering
we could not have been shivering
you could not have been shivering
they could not have been shivering

Interrogative form

Simple form

could I shiver?
could you shiver?
could he shiver?
could we shiver?
could you shiver?
could they shiver?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not shiver?
could you not shiver?
could he not shiver?
could we not shiver?
could you not shiver?
could they not shiver?

V-ing form

could I not be shivering?
could you not be shivering?
could he not be shivering?
could we not be shivering?
could you not be shivering?
could they not be shivering?

Perfect

could I not have shivered?
could you not have shivered?
could he not have shivered?
could we not have shivered?
could you not have shivered?
could they not have shivered?

V-ing perfect

could I not have been shivering?
could you not have been shivering?
could he not have been shivering?
could we not have been shivering?
could you not have been shivering?
could they not have been shivering?

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