You can generally tell active versus passive by determining the actor related to the participle. If the actor is not the subject, but something else, then it is passive voice. A present was beautifully wrapped in a gold paper.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
bmojtabaA present was beautifully wrapped in a gold paperThis is the better example for illustrating the ambiguity you're talking about. Somebody wrapped a present beautifully in a gold paper is the corresponding active form of the quoted passive sentence. At the same time, we can think of this as a sentence with a linking verb. beautifully wrapp