单项选择题
A．it is true to say artists fail in their work B．it is untrue to say artists fail in their work C．it is true to say some artists fail in their work D．it is true to say only painters fail in their work
A．is most important B．is included C．is considered D．is numbered
A．were deserted at night B．became larger and larger C．had a high construction cost D．had some declined business center