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【单选题】
第二次后首次被载入《联合国宪章》中的原则是______
A.
集体协助原则
B.
禁止使用武力或武力威胁原则
C.
不干涉别国内政原则
D.
民族自决原则
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】第二篇 Sleep We all know that the normal human daily cycle of activity is of some 7 - 8 hours’ sleep alternating with some 16 - 17 hours’ wakefulness and that, broadly speaking, the sleep n...
A.
people hate the inconvenience of working on night shifts.
B.
your life is disturbed by changing from day to night routines and back.
C.
not all industries work at the same hours.
D.
it is difficult to find a corps of good night workers.