普通处方、急诊处方、儿科处方保存期限为（） A.1年 B.1年半 C.二年

休克病理生理变化时，有关微循环的改变，下列不正确的是（）

A.微血管自律运动增强，微循环灌流压有所升高

B.毛细血管前阻力增加，微循环灌流量减少

C.毛细血管后阻力增加，血液淤滞，静脉回流减少

D.血液流变性质改变，血液黏滞性增加，促使血小板聚集

E.弥散性血管内凝血，组织缺血、缺氧加重，细胞坏死

Beijing: The United States and North Korea had their first ______ in four months here this afternoon as part of the ______ negotiations on how to end North Korea’s nuclear program, but diplomats played down prospects for______. James A. Kelly, assistant ______, and Kim Yong Ⅱ, North Korea’s deputy foreign minister, met ______ of formal discussions, ______ on direct dialogue that began after a stormy meeting ______ in which North Korea warned that it was moving quickly to ______ nuclear arms. The Bush administration had insisted ______ that it would only hold talks with North Korea ______ because, it argued, only ______ pressure would persuade North Korea to______. It got its way when North Korea dropped its insistence on ______ and agreed, after extensive efforts by China, to hold unusual simultaneous negotiations with ______,______,______ and ______ as well as the United States. Though Bush administration officials had not ______ talking privately with the North Koreans during______, the fact that Mr. Kelly and Mr. Kim met on the first day was seen as a sign of ______ by the American side.

5岁男孩患者，驼背，疼痛5个月，消瘦贫血，无神经症状，经检查双肺浸润性结核，6～8胸椎结核，伴椎旁脓肿，血沉112mm／h，在支持疗法及全身抗结核治疗同时应首选（）

A.病灶清除术

B.石膏背心

C.卧硬板床

D.冷脓肿穿刺

E.矫正驼背

因救灾需要，临时征用房屋、运输工具、通信设备等，造成损坏或者无法归还的，应当给予（）

A.赔偿

B.补偿

C.视情况而定

D.不承担任何责任

证券机构包括()。

A．证券中介机构和证券交易所

B．证券经营机构和证券监管机构

C．证券经营机构和证券交易所

D．证券中介机构和证券监管机构