State the type of voice in the sentences. (Определи тип залога в следующих предложениях.)
1. This house was built by my uncle.
Active voice
Passive voice
2. The letters were sent to Moscow yesterday.
Active voice
Passive voice
3. The boxes have been brought by the postman.
Active voice
Passive voice
4. The song was written by a famous song-writer.
Active voice
Passive voice
1. This house was built by my uncle. (Past Simple Passive)
Passive voice
2. The letters were sent to Moscow yesterday. (Past Simple Passive)
Passive voice
3. The boxes have been brought by the postman. (Present Perfect Passive)
Passive voice
4. The song was written by a famous song-writer. (Past Simple Passive)
Passive voice
Объяснение: