单项选择题
A．Buy a train ticket for her. B．Enjoy a concert with her. C．Go to the meeting with her. D．Drive her to the railway station.
A．Many people died in a fire. B．Two persons were injured. C．There was a traffic accident. D．There was an air crash.
A．They are free. B．They are charged. C．They are expensive. D．They are cheap.