对风湿性心脏病患者做健康指导时,关键措施是()
A.加强体育锻炼
B.积极防治链球菌感染
C.育龄女患者须避免妊娠
D.低盐饮食
E.绝对卧床休息
参考答案:B
from heart attack for years, Professor Wang has to take some medicine with him wherever he goes. [ ]
A. Suffered
B. Suffering
C. Having suffered
D. Being suffered
拨号式计算机网络需要Modem、()及相应拨号上网软件及相关计算机硬件、软件设备。
A、连接线
B、联络线
C、电台线
D、电话线