心包积液患者常见的脉搏是
A．水冲脉
B．绌脉
C．奇脉
D．交替脉
E．细脉
参考答案：C
The cost of living in Glasgow is among the lowest in Britain, ______ the quality of life is probably one
of the highest.[ ]
A. since
B. when
C. as
D. while
某种细胞开始时有2个，1小时后分裂成4个并死去1个，2小时后分裂成6个并死去1个，3小时后分裂成10个并死去1个…按此规律，6小时后细胞存活的个数是( )个。
A．63 B．65 C．67 D．71
