no creo que haya sido

I don't think it was

→ no
phrase Rare #45,685
I don't think it was Used to express doubt about what or who something was. The phrase is followed by a noun, person, or description; haya sido is the subjunctive form of ser after no creo que.
SP: No creo que haya sido una buena idea.
EN: I don't think it was a good idea.

No creo que haya sido un accidente.

I don't think it was an accident.

No creo que haya sido él.

I don't think it was him.

No creo que haya sido eso.

I don't think that was it.

No creo que haya sido una sabia decisión.

I don't think it was a wise decision.