I recognized his___on the phone at once

原句：I heard a voice that I recognized at once,even after 40 y I recognized you __I saw you at the airport. we recognized his voice ______ he spoke on the phone 英语翻译A fault at the cup has recognized.The fault may result i 想知道这句话的意思“Please give me a phone,I want to leave at once!” Hardly() i arrived at the office when the phone when I arrived at his office,he___on the phone the teacher r the sentence once.at last I understood I talk to him about once a month on the phone 英语翻译Once I recognized that I had no one's expectations to li My mother recognized Mr.Brown's ____ on the phone last week. I called the police at once（改为同义句）