领导体制的建设必须以明确的规范方式形成。它应当是明确的、公开的、可行的、易于检验的。

吗啡禁用于分娩止痛及哺乳妇女止痛的原因是（）。

A.激动蓝斑核的阿片受体

B.抑制呼吸、对抗催产素作用

C.抑制去甲肾上腺素神经元活动

D.促进组胺释放

E.激动边缘系统的阿片受体

China is to send its top negotiator on North Korea’s nuclear program to Pyongyang (36) amid international concern over the launch of (37) .
While the (38) and its ally Japan push for (39) against North Korea, China is (40) , not sanctions.
Also, the (41) to Japan says sanctions on North Korea will (42) efforts to bring the secluded state back to (43) on its nuclear program.
North Korea (44) the six-party talks in (45) after Washington imposed financial sanctions for alleged counterfeiting and (46) activities.
A broadcast on North Korean State Television (47) the missile tests, in what it called a "successful (48) ".
It said North Korea will take action against anyone who (49) them.
The Minister is reported to have told a (50) that the missile launches were (51) because of America’s sanctions against Pyongyang.
North Korea remains (52) in the face of international condemnation and has warned (53) could be carried out.
UN Security Council members will (54) discussions tonight on whether a (55) condemning the missile launches should call for sanctions.

病例：42岁女患者，反复发作性抽搐二年，频繁发作一天入院。既往有头部外伤史。查体：神志不清，呼吸浅，口角流出浅红色口水，瞳孔等大，直径约4mm，光反射消失，四肢肌张力稍增高，肌力难测，双Babinski征（±），Kernig征（-），颈抵抗（-）。体检过程中又有二次发作，表现为双上肢屈曲阵挛，双下肢强直样、阵挛样抽搐。本病例的诊断最可能是（）

A.继发性癫痫大发作持续状态

B.继发性癫痫复杂部分性发作持续状态

C.继发性癫痫单纯部分性发作持续状态

D.癫痫频繁发作

E.继发性癫痫全面强直阵挛发作持续状态

简述区域体育经济发展战略方案的构成。

现代物流仅是物资流通中的一部分。