Guest: I can’t find my mobile phone. I had it with me at the beach club, but now I think I____________left it in my room. I ‘m sure that I put it in my beach bag. Someone ______________stolen it. Receptionist: I will help you go to the police. We must file a report.We will also ask the beach club staff. They ___________ seen the thief. The beach club is very crowded and the staff are very busy  , but maybe they saw someone. Complete the sentences . Cümleleri tamamlayınız.