题海让大学四年没有难题
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单选题 听录音,选择正确选项<iframe src="/module/audioplay.html?objectid=05fb4720f133a96426287b9a779ae30b"></irame>

A. The controller's clearance is not available

B. The controller takes the responsibility

C. The flight may cross the boundary

D. The flight crossed the boundary and made an approach

无线电陆空通话(英语)课程封面

学科:无线电陆空通话(英语)

时间:2024-06-23 05:02:39

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