State the type of voice in the sentences. (Определи тип залога в следующих предложениях.)
1. This chair has been made by students.
Active voice
Passive voice
2. The letters were sent to Moscow yesterday.
Active voice
Passive voice
3. They don't read these books.
Active voice
Passive voice
4. The parcel will be delivered tomorrow.
Active voice
Passive voice
1 Present Perfect Passive
2 Past Simple Passive
3 Present Simple Active
4 Future Simple Passive