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【单选题】
《中华人民共和国飞行基本规则》第一百零五条规定，航路、航线地空通信、导航设备的增设、撤除或者变更，应当经中国人民解放军空军或者国务院民用航空主管部门同意。其中中波导航台和（）的撤除还须经使用各方协商同意。A.
民用航空特殊的地空通信、导航设备
B.
军用航空使用的地空通信、导航设备
C.
军用、民用航空共用的地空通信、导航设备
D.
民用航空限定使用的地空通信、导航设备
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反馈参考答案：
举一反三
【单选题】Workers who have been unfairly dismissed may claim compensation.
A.
to demand or ask for
B.
to take as an undesirable consequence of some event
C.
to state to be true, especially when open to question
D.
None of the above
【判断题】The Ricardian model helps the claim that trade hurts workers in developing countries.
A.
正确
B.
错误
【简答题】Put the proper forms of the following words or expressions from the text in the blanks to complete the sentences. vary ; disseminate ; inventory ; emergence ; a variety of ;compens...
【简答题】In recent years many countries of the world have been faced with the problem of how to make their workers more productive. Some experts claim the answer is to make jobs more varied. But do more varied...
【单选题】The workers ’ claim for a 10 percent pay raise has been under ______ by the government.
A.
consideration
B.
inquiry
C.
regard
D.
application
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