对蛛网膜下腔出血病因的诊断，最有意义的辅助检查是（）
A.脑脊液检查
B.脑血管造影
C.脑部CT检查
D.脑部MRI检查
E.血常规
参考答案：B
Not until yesterday ( ) your payment.
A．have we received
B．had we received
C．did we receive
D．we have received
下列经脉排列中没有按照十二经脉循行流注次序的是（）。
A.胆肝肺经
B.大肠胃脾经
C.心小肠肾经
D.肾心包三焦经
E.三焦胆肝经
