接入公共接点的每个客户，引起该点正常电压不平衡度允许值一般为（）
A.0.015
B.0.013
C.0.012
D.0.02
参考答案：B
根据汉语意思完成句子。
1. Doing more exercise like running helps to _______(增强)our body.
2. All of us should __________(远离) smoking.
3. I want go be a doctor _________ (将来)
4. Mum, don't (担心)_________ me. I'll take good care of myself.
5. Why don't you ________ (躺下)?
初产妇，孕34周，检查为臀位，子宫敏感，胎心140次／分。
胎儿娩出后的处理是（）
A.清理呼吸道
B.吸氧
C.肌注维生素K1
D.注意保暖
E.上述都不是
