如何避免触电中，设备及电路检修时必须怎么做？
参考答案：
必须先断电，上锁或挂牌提示，并设专人监护
______ I hear the BRT in Yancheng has been in service for a few days.[ ]
A. What exciting news
B. What an excited news
C. How excited news is
D. How exciting news
【 】日历类提供日期和时间的表示，它以格里历(即阳历)来计算。
