危重病人，突然头额冷汗大出，四肢厥冷，属于
A．亡阴
B．亡阳
C．阳虚
D．阴虚
E．阴阳俱虚
参考答案：B
I finally got a photo with my favorite movie star.Never in all my life ________ so happy!
A．did I feel
B．I felt
C．I had felt
D．had I felt
混凝土强度等级为C25，室内正常环境下梁和柱的钢筋混凝土的保护层厚度为( )mm。
A．15
B．25
C．35
D．45
