Jawaban:

1. the computer is carried (by us) to the classroom
2. the plates are being washed (by mother)
3. three thieves have been arrested (by the policemen)
4. a car is driven (by my uncle) everyday
5. the invitation letter was sent (by the secretary) last week
6. a kite will be made (by Toni) tomorrow
7. the animals are being fed (by the zookeeper)
8. the village was destroyed (by a hurricane)

Penjelasan:

cara ubah activekepassive:

• object jadi subject
• ubah verb jadi be + v3/past participle
• (opsional) subject awal dipindah ke belakang/sesudah verbditambah preposisiby

semoga membantu