Completar frases Language in context 4Versión en línea Choose the best answers to complete the paragraph. por sameh tharwat 1 superstition explained unlucky puzzling cultures system Different have different superstitions . These beliefs can seem to people from other places at first until the reasons for them are . For example , in China , the number 4 is . People say that's because the number sounds like the Chinese word for death . Another common is that two doors should not face each other . This has to do with feng shui , which is a Chinese of ideas about the positive flow of energy .