属于腹膜间位器官的是（）
A.胃
B.空肠
C.升结肠
D.肾
E.胰
参考答案：C
A large sum of money has been raised for the_____ of the poorly-educated children in the
mountainous areas. [ ]
A. profit
B. favor
C. advantage
D. benefit
自理报关单位没有进出口经营权，但有报关权。( )
