滞血淤型痛经的特点是
A．经前、经期小腹冷痛
B．经前、经期小腹胀痛
C．经前、经期小腹坠痛
D．经期、经后小腹隐痛
E．经期、经后小腹冷痛
参考答案：B
All the students were excited that English would become an optional course.
A．hearing
B．to have heard
C．heard
D．to hear
胡 * * 国防和军队建设理论的基本特征是什么？
