耳根毒相当于化脓性中耳炎的哪种并发症？（）
A.耳后骨膜上脓肿
B.耳疔
C.耳后骨膜下脓肿
D.耳后骨膜脓肿
E.耳后骨膜间隙脓肿
参考答案：C
8乘60，再除以8，商是多少？
People________a monument to honour those people who devoted their lives to their country. [ ]
A. set out
B. set down
C. set up
D. set on
