> Semantically, the passive voice involves action being done to the subject. This is not correct. It happens to be true if the verb is transitive and denotes a

> Semantically, the passive voice involves action being done to the subject. This is not correct. It happens to be true if the verb is transitive and denotes a physical action, but that is accidental. The passive is defined in syntactic terms (including the past participle you mention), not in semantic terms.