骑跨性会阴部损伤易损伤 * * 的部位是（）
A．膜部
B．球部
C．悬垂部
D．前列腺部
E． * * 外口
参考答案：B
简述先天性甲状腺功能低下的典型表现。
Japan says its prime minister promised to provide the world with "maximum transparency" about ____ accident at the Fukushima nuclear power plant during _____ telephone call.
A．the; a
B．the; the
C．an; the
D．an; a
