English verb conjugation COULD EYEWITNESS

Regular verb: eyewitness - eyewitnessed - eyewitnessed

Affirmation

Simple form

I could eyewitness
you could eyewitness
she could eyewitness
we could eyewitness
you could eyewitness
they could eyewitness

V-ing form

I could be eyewitnessing
you could be eyewitnessing
she could be eyewitnessing
we could be eyewitnessing
you could be eyewitnessing
they could be eyewitnessing

Perfect

I could have eyewitnessed
you could have eyewitnessed
she could have eyewitnessed
we could have eyewitnessed
you could have eyewitnessed
they could have eyewitnessed

V-ing perfect

I could have been eyewitnessing
you could have been eyewitnessing
she could have been eyewitnessing
we could have been eyewitnessing
you could have been eyewitnessing
they could have been eyewitnessing

Negation

Simple form

I couldn't eyewitness
you couldn't eyewitness
she couldn't eyewitness
we couldn't eyewitness
you couldn't eyewitness
they couldn't eyewitness

V-ing form

I couldn't be eyewitnessing
you couldn't be eyewitnessing
she couldn't be eyewitnessing
we couldn't be eyewitnessing
you couldn't be eyewitnessing
they couldn't be eyewitnessing

Perfect

I couldn't have eyewitnessed
you couldn't have eyewitnessed
she couldn't have eyewitnessed
we couldn't have eyewitnessed
you couldn't have eyewitnessed
they couldn't have eyewitnessed

V-ing perfect

I couldn't have been eyewitnessing
you couldn't have been eyewitnessing
she couldn't have been eyewitnessing
we couldn't have been eyewitnessing
you couldn't have been eyewitnessing
they couldn't have been eyewitnessing

Interrogative form

Simple form

could I eyewitness?
could you eyewitness?
could she eyewitness?
could we eyewitness?
could you eyewitness?
could they eyewitness?

V-ing form

could I be eyewitnessing?
could you be eyewitnessing?
could she be eyewitnessing?
could we be eyewitnessing?
could you be eyewitnessing?
could they be eyewitnessing?

Perfect

could I have eyewitnessed?
could you have eyewitnessed?
could she have eyewitnessed?
could we have eyewitnessed?
could you have eyewitnessed?
could they have eyewitnessed?

V-ing perfect

could I have been eyewitnessing?
could you have been eyewitnessing?
could she have been eyewitnessing?
could we have been eyewitnessing?
could you have been eyewitnessing?
could they have been eyewitnessing?

Interro-negative form

Simple form

couldn't I eyewitness?
couldn't you eyewitness?
couldn't she eyewitness?
couldn't we eyewitness?
couldn't you eyewitness?
couldn't they eyewitness?

V-ing form

couldn't I be eyewitnessing?
couldn't you be eyewitnessing?
couldn't she be eyewitnessing?
couldn't we be eyewitnessing?
couldn't you be eyewitnessing?
couldn't they be eyewitnessing?

Perfect

couldn't I have eyewitnessed?
couldn't you have eyewitnessed?
couldn't she have eyewitnessed?
couldn't we have eyewitnessed?
couldn't you have eyewitnessed?
couldn't they have eyewitnessed?

V-ing perfect

couldn't I have been eyewitnessing?
couldn't you have been eyewitnessing?
couldn't she have been eyewitnessing?
couldn't we have been eyewitnessing?
couldn't you have been eyewitnessing?
couldn't they have been eyewitnessing?

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