短听力练习-8-4听录音,并选择正确选项
A. 045
B. 090
C. 135
D. 125
短听力练习-8-5听录音,并选择正确选项
A. Preceding aircraft is making an emergency landing;
B. The runway is being foamed now;
C. The runway is congested;
D. The runway is undergoing cleaning.
短听力练习-8-6听录音,并选择正确选项
A. Due converging traffic
B. Due traffic crossing left to right;
C. Due traffic crossing right to left
Due opposite traffic
短听力练习-8-7听录音,并选择正确选项
A. Due traffic
B. Due weather
C. Due separation
Due prohibited area