电网的调度机构分()。
A.国家调度机构
B.跨省、自治区、直辖市调度机构
C.省、自治区、直辖市调度机构
D.市级调度机构
E.县级调度机构
参考答案:A, B, C, E
She _________ it, but that she saw it with her own eyes. [ ]
A. couldn't have believed
B. couldn't believe
C. can't believe
D. didn't believe
病毒性脑炎常见的护理诊断为
A.急性意识障碍
B.有感染的危险
C.体液不足
D.自我形象紊乱
E.清理呼吸道无效