治疗肝肾不足型闭经，首选方剂为：
A．一贯煎
B．归肾丸
C．左归丸
D．六味地黄丸
E．右归丸
参考答案：B
In the early morning all of us stood at the top of the mountain ___________ east of the city,
watching __________burning sun rising.[ ]
A. /; a
B. the; a
C. the; the
D. /; the
人体体表局部场强的“电场感知水平”为（）kV/m。
A.240
B.24.0
C.2.40
D.140
