1. All the main courses were served rice and chips.
2. When bungee jumping was introduced?
3. Ben has been to the doctor and told him to exercise.
4. Who will the restaurant be bought by?
5. The ice climbing competition which is held three times before.
6. The record by amateur skiler broken the record.
Hope that helps.
Yes, because (12) is referring to a page number.
I mean, if you're writing an essay, this would be correct. But if you're just stating your opinion, that's wouldn't need to be cited.
Answer:
Meaning that the trouble that was made was all their fault. (I think, I hope it helped)