疑似“淋病”病人的脓性分泌物标本,必须()
A.保暖保湿,迅速送检
B.冷藏,迅速送检
C.放50%甘油盐水中保存送检
D.立即接种于普通琼脂平板
E.以上都不是
参考答案:A
________is known to us all that the old scientist, for ____________life was hard in the past, still
works hard in his eighties. [ ]
A. It ; whom
B. As ; whom
C. As; whose
D. What; whom
《消防应急灯具》中规定,消防标志灯标志的颜色可以是()之一
A.绿色
B.红色
C.白色与绿色相结合
D.白色与红色组合