问题
单项选择题
GMDSS要求A4海区操作人员必须持有的证书有（）.
A、限用操作员证书
B、通用操作员证书
C、一、二级无线电电子员证书
D、B+C
答案
参考答案：D
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GMDSS要求A4海区操作人员必须持有的证书有（）.
A、限用操作员证书
B、通用操作员证书
C、一、二级无线电电子员证书
D、B+C
参考答案：D
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know how it came from? Now let me say something about it. Western country music is very old. It came from the United States, Canada, Ireland and Great Britain. It is a 2. of music from all of these places. In the west of America, cowboys had to take care of their cows. They had to watch 3. all day and all night because the cows were nervous and 4. they ran away. A cowboy's life was interesting and dangerous. When he was 5. in the desert with the cattle, nobody was around him, he drank strong coffee to stay awake at night. He also 6. music to the cows to make them quiet. Of course, the cowboys also sang music when they traveled to town to relax and 7. themselves. Western country music describes life. It talks 8. love, jobs, home and money. It talks about friends and enemies, farms and crops. People in many 9. of the world like western country music. Everyone 10. something about these ideas. |