化脓菌感染()
A.黄色脓性痰
B.黄绿色或翠绿色痰
C.微黄奶酪样痰
D.痰粘稠牵拉成丝
E.水样痰,内含粉皮样物
参考答案:A
The development of the internet over the past 20 years has not only changed the way most people live their lives, but also provided a plethora of new platforms for business. The advertising industry adopt the micro blog as a ______ tool, which is a pertinent example.
A.availability B.promotionalC.encryption D.payment
胎儿娩出后已超过30分钟,胎盘尚未娩出()
A.内出血
B.外出血
C.腹腔出血
D.颅内出血
E.血尿