单项选择题A．The falling trees and high temperatures.B．High temperatures and more powerful winds.C．The burning in key areas that was out of control.D．The steep terrain and more powerful wind.

单项选择题A．The jet was intercepted by US air force.B．The plane s transponder mistakenly transmitted code.C．The pilots repeatedly told controllers they were hi-jacked.D．The armed police arrested several criminals in the jet.