Turn from active into passive!Repede!

39. Some jewellery was found in the rubbish by Professor Golding.
40. It had been thrown out by someone .
41. It was taken to the police by the Professor .
42.The owner is being searched for by the police .
43. Lots of questions have been asked so far .
44. The jewellery will be keeping in a safe place .
Succes !