穿心莲具有的功效是
A．凉血
B．养阴
C．止血
D．燥湿
E．利水
参考答案：D
He said he would come to see us _____ the next afternoon. [ ]
A. sometime
B. some time
C. sometimes
D. some times
动脉硬化性闭塞症的治疗是
A．区域性交感神经切除B．旁路转流术C．动脉切开取栓术D．动脉内膜剥脱术E．大网膜移植术
