绪论单元测试1.
Radio communication is a kind of daily language.
A:错 B:对
答案:A
2.
Radio communication is only a subject for students of pilots and controllers.
A:对 B:错
答案:B
3.
Radio communication should be clearly spoken.
A:对 B:错
答案:A
4.
Radio communication also includes non-routine situations.
A:对 B:错
答案:A
5.
There is no certain formats or procedures to follw during radio communication.
A:错 B:对
答案:A
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