_________Paul realize that he was on the wrong flight40/63_________Paul realize that he was on the wrong flightNo sooner had the plane taken off thanIt was not until the plane had taken off thatOnly after the plane had taken offNot until the plane had taken off didGiải thíchĐáp án là D.Cấu trúc đảo ngữ: Not until + ….+ auxiliary + S + V: Mãi đến khi ....