多项选择题
A.犯罪客体B.犯罪客观方面C.犯罪主体D.犯罪主观
A.航班调配B.机组C.旅客D.突发事件
A.enjoy a much better life than beforeB.has reached the peak of civilizationC.are more powerful in changing the earthD.live in a world with more advanced medical science