关于评定量表的价值，错误的是（）
A.客观性
B.数量化
C.规范化
D.趣味性
E.内容细致
参考答案：D
__________you were coming today, I’d have met you at the railway station.
A．Have I known
B．Had I known
C．I have known
D．I had known
在强制通风设施的房间内，有毒性气体检测器的安装位置应选择在（）扰动小，扩散的泄漏气体容易沉积而又容易带走的地方。
A、空气
B、温度
C、湿度
D、压力
