腹部有半球状物突起，可于直立或用力后发生，多属（）
A.臌胀
B.脐疮
C.积聚
D.疝气
E.肠痈
参考答案：D
15. The teacher spoke____of Tom, because he is the only student who can fly the kite
in the sky.
A．high; highly
B．highly; highly
C．high; high
D．highly; high
韵书中的“上平声”、“下平声”指的是阴平和阳平吗，为什么？
