中枢神经系统白血病最常发生于急性白血病的阶段是A．起病时 B．缓解时 C．耐药时 D

太牢

中国第一大佛是高71米的四川乐山大佛，于（）年被列入世界文化遗产。

其他的常用的会议论文数据库有哪些？

A client with chronic obstructive pulmonary disease (COPD) and cor pulmonale is being prepared for discharge. The nurse should provide which instructions（）

A. "Weigh yourself daily and report a loss of 1 lb in 1 day. "

B. "Eat a high-sodium diet. "

C. "Weigh yourself daily and report a gain of 2 lb in 1 day. "

D. "Maintain bedrest. "

Visual FoxPro 6.0功能强大，对系统配置要求（）。

A.较好的软件支持

B.比较高

C.较好的硬件支持

D.比较低