A school received a large amount of donation without real name in the flood fighting and disaster relief charity activities  Through the investigations, it can be concluded that it was donated by one of Mr  Zhou, Mr  Wu, Mr  Zheng and Mr  Wang  They four were inquired  Mr  Zhou said: I didn't donate money; Mr  Wu said, it was donated by Mr  Wang; Mr  Zheng said, Mr  Wu donated it; Mr  Wang said, I certainly didn't donate money
Through detailed investigation, it was confirmed that only one of the four people told the truth
Mr. Zhou told a lie. Mr. Zhou donated it.