问题
单项选择题
Where is the most air freight shipped in the passenger aircraft?（）
A.Separately
B.In same level
C.In the lower part
D.Not mention here
答案
参考答案：C
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Where is the most air freight shipped in the passenger aircraft?（）
A.Separately
B.In same level
C.In the lower part
D.Not mention here
参考答案：C