甲亢行甲状腺大部切除术,术前药物推备要求达到的标准,下列错误的是()
A.情绪稳定
B.睡眠好转
C.体重增加
D.脉率<90次/分
E.基础代谢率>+30%
参考答案:E
Turn ______ the TV please. It's time ______ the weather report.[ ]
A. down; watch
B. off; watching
C. to; watching
D. on; to watch
DMA控制器8237有哪几种工作方式?