Fill in the passive in the appropriate tense then justify its use: (animals / shouldn't / feed) (Hamlet / write / Shakespeare) (just / tell / the bad news) (dinner / serve) (the building / destroy / fire) (juice / make / from orange) (the room / not tidy / yet) (a bomb / place / stadion yersteday) (the jewellery / steal)

1. Animals shouldn't be fed.
- The use of the passive voice here is justified because it focuses on the general advice or rule that animals should not be fed. It emphasizes the action of feeding rather than who should not feed the animals.

2. Hamlet was written by Shakespeare.
- The passive voice is used here because the focus is on the action of writing and not on who actually wrote it. It gives more importance to the play itself rather than its author.

3. The bad news has just been told.
- The passive voice is used here because the focus is on the action of telling the bad news, not on who told it. It puts more emphasis on the news being conveyed rather than the person delivering it.

4. Dinner will be served.
- The passive voice is used here to highlight the action of serving dinner without specifying who will be serving it. It focuses on the event of the dinner being served rather than the person doing the serving.

5. The building was destroyed by fire.
- The passive voice is used here because the focus is on the action of destruction and not on who or what caused it. It emphasizes the result of the fire rather than the cause.

6. Juice is made from oranges.
- The passive voice is used here to emphasize the process or action of making juice without mentioning who actually makes it. The focus is on the fact that juice can be made from oranges rather than who does the making.

7. The room has not been tidied yet.
- The passive voice is used here to emphasize the state of the room, i.e., that it has not been tidied yet. It puts more focus on the condition of the room rather than who has not tidied it.

8. A bomb was placed at the stadium yesterday.
- The passive voice is used here to emphasize the action of placing the bomb rather than who placed it. It highlights the event of the bomb being placed rather than the person responsible.

9. The jewellery was stolen.
- The passive voice is used here because the focus is on the action of stealing rather than who actually stole the jewellery. It puts more emphasis on the fact that the jewellery was taken rather than who took it.