Passive questions Пример: She was given a necklace for her birthday. What was she given for her birthday? 1 Acupuncture and tai chi were invented in China. Where ...? 2 The ceremony is held every year. How often ...? 3. They were made in Britain. Where ...? 4. Don Quixote was written a long time ago. When ...? 5. The ritual of first hair cut is performed to clean childrens bodies and souls. Why ...?

1. Where were Acupuncture and tai chi invented in?
2. How ofen is the ceremony held?
3. Where were they made?
4. When was Don Quixote written?
5. Why is the ritual (of the first hair cut) performed? 
Вопросительное слово+вспомогательный глагол+подлежащее+глагол в 3ей степени ...